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-rw-r--r--target/linux/generic/files/drivers/char/gpio_dev.c179
-rw-r--r--target/linux/generic/files/drivers/input/misc/gpio_buttons.c216
-rw-r--r--target/linux/generic/files/drivers/leds/ledtrig-morse.c366
-rw-r--r--target/linux/generic/files/drivers/leds/ledtrig-netdev.c451
-rw-r--r--target/linux/generic/files/drivers/mtd/myloader.c178
-rw-r--r--target/linux/generic/files/drivers/net/phy/adm6996.c171
-rw-r--r--target/linux/generic/files/drivers/net/phy/adm6996.h105
-rw-r--r--target/linux/generic/files/drivers/net/phy/ar8216.c839
-rw-r--r--target/linux/generic/files/drivers/net/phy/ar8216.h187
-rw-r--r--target/linux/generic/files/drivers/net/phy/ip17xx.c1399
-rw-r--r--target/linux/generic/files/drivers/net/phy/mvswitch.c468
-rw-r--r--target/linux/generic/files/drivers/net/phy/mvswitch.h145
-rw-r--r--target/linux/generic/files/drivers/net/phy/rtl8306.c1058
-rw-r--r--target/linux/generic/files/drivers/net/phy/rtl8366_smi.c385
-rw-r--r--target/linux/generic/files/drivers/net/phy/rtl8366_smi.h58
-rw-r--r--target/linux/generic/files/drivers/net/phy/rtl8366rb.c1797
-rw-r--r--target/linux/generic/files/drivers/net/phy/rtl8366s.c1785
-rw-r--r--target/linux/generic/files/drivers/net/phy/swconfig.c925
-rw-r--r--target/linux/generic/files/drivers/pwm/Kconfig31
-rw-r--r--target/linux/generic/files/drivers/pwm/Makefile6
-rw-r--r--target/linux/generic/files/drivers/pwm/atmel-pwm.c592
-rw-r--r--target/linux/generic/files/drivers/pwm/gpio.c298
-rw-r--r--target/linux/generic/files/drivers/pwm/pwm.c643
23 files changed, 12282 insertions, 0 deletions
diff --git a/target/linux/generic/files/drivers/char/gpio_dev.c b/target/linux/generic/files/drivers/char/gpio_dev.c
new file mode 100644
index 000000000..e6d5b1d05
--- /dev/null
+++ b/target/linux/generic/files/drivers/char/gpio_dev.c
@@ -0,0 +1,179 @@
+/*
+ * character device wrapper for generic gpio layer
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA02111-1307USA
+ *
+ * Feedback, Bugs... blogic@openwrt.org
+ *
+ * dpg 20100106
+ */
+
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <asm/uaccess.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <asm/atomic.h>
+#include <linux/init.h>
+#include <linux/genhd.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/gpio_dev.h>
+
+#define DRVNAME "gpiodev"
+#define DEVNAME "gpio"
+
+static int dev_major;
+static struct class *gpiodev_class;
+
+
+/* third argument of user space ioctl ('arg' here) contains the <pin> */
+static int
+gpio_ioctl(struct inode * inode, struct file * file, unsigned int cmd,
+ unsigned long arg)
+{
+ int retval = 0;
+
+ switch (cmd)
+ {
+ case GPIO_GET:
+ retval = gpio_get_value(arg);
+ break;
+ case GPIO_SET:
+ gpio_set_value(arg, 1);
+ break;
+ case GPIO_CLEAR:
+ gpio_set_value(arg, 0);
+ break;
+ case GPIO_DIR_IN:
+ retval = gpio_direction_input(arg);
+ break;
+ case GPIO_DIR_OUT:
+ retval = gpio_direction_output(arg, 0);
+ break;
+ case GPIO_DIR_HIGH:
+ retval = gpio_direction_output(arg, 1);
+ break;
+ case GPIO_REQUEST:
+ /* should be first ioctl operation on <pin> */
+ retval = gpio_request(arg, DRVNAME);
+ break;
+ case GPIO_FREE:
+ /* should be last ioctl operation on <pin> */
+ /* may be needed first if previous user missed this ioctl */
+ gpio_free(arg);
+ break;
+ case GPIO_CAN_SLEEP:
+ retval = gpio_cansleep(arg);
+ break;
+ default:
+ retval = -EINVAL;
+ /* = -ENOTTY; // correct return but ... */
+ break;
+ }
+ return retval;
+}
+
+/* Allow co-incident opens */
+static int
+gpio_open(struct inode *inode, struct file *file)
+{
+ int result = 0;
+ unsigned int dev_minor = MINOR(inode->i_rdev);
+
+ if (dev_minor != 0)
+ {
+ printk(KERN_ERR DRVNAME ": trying to access unknown minor device -> %d\n", dev_minor);
+ result = -ENODEV;
+ goto out;
+ }
+out:
+ return result;
+}
+
+static int
+gpio_close(struct inode * inode, struct file * file)
+{
+ /* could track all <pin>s requested by this fd and gpio_free()
+ * them here
+ */
+ return 0;
+}
+
+struct file_operations gpio_fops = {
+ ioctl: gpio_ioctl,
+ open: gpio_open,
+ release: gpio_close
+};
+
+static int
+gpio_probe(struct platform_device *dev)
+{
+ int result = 0;
+
+ dev_major = register_chrdev(0, DEVNAME, &gpio_fops);
+ if (!dev_major)
+ {
+ printk(KERN_ERR DRVNAME ": Error whilst opening %s \n", DEVNAME);
+ result = -ENODEV;
+ goto out;
+ }
+ gpiodev_class = class_create(THIS_MODULE, DRVNAME);
+ device_create(gpiodev_class, NULL, MKDEV(dev_major, 0), dev, DEVNAME);
+ printk(KERN_INFO DRVNAME ": gpio device registered with major %d\n", dev_major);
+out:
+ return result;
+}
+
+static int
+gpio_remove(struct platform_device *dev)
+{
+ unregister_chrdev(dev_major, DEVNAME);
+ return 0;
+}
+
+static struct
+platform_driver gpio_driver = {
+ .probe = gpio_probe,
+ .remove = gpio_remove,
+ .driver = {
+ .name = "GPIODEV",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init
+gpio_mod_init(void)
+{
+ int ret = platform_driver_register(&gpio_driver);
+ if (ret)
+ printk(KERN_INFO DRVNAME ": Error registering platfom driver!\n");
+
+ return ret;
+}
+
+static void __exit
+gpio_mod_exit(void)
+{
+ platform_driver_unregister(&gpio_driver);
+}
+
+module_init (gpio_mod_init);
+module_exit (gpio_mod_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("John Crispin / OpenWrt +");
+MODULE_DESCRIPTION("Character device for for generic gpio api");
diff --git a/target/linux/generic/files/drivers/input/misc/gpio_buttons.c b/target/linux/generic/files/drivers/input/misc/gpio_buttons.c
new file mode 100644
index 000000000..eb0e30161
--- /dev/null
+++ b/target/linux/generic/files/drivers/input/misc/gpio_buttons.c
@@ -0,0 +1,216 @@
+/*
+ * Driver for buttons on GPIO lines not capable of generating interrupts
+ *
+ * Copyright (C) 2007-2010 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2010 Nuno Goncalves <nunojpg@gmail.com>
+ *
+ * This file was based on: /drivers/input/misc/cobalt_btns.c
+ * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
+ *
+ * also was based on: /drivers/input/keyboard/gpio_keys.c
+ * Copyright 2005 Phil Blundell
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+
+#include <linux/input.h>
+#include <linux/input-polldev.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+
+#include <linux/gpio_buttons.h>
+
+#include <asm/gpio.h>
+
+#define DRV_NAME "gpio-buttons"
+#define DRV_VERSION "0.1.2"
+#define PFX DRV_NAME ": "
+
+struct gpio_button_data {
+ int last_state;
+ int count;
+};
+
+struct gpio_buttons_dev {
+ struct input_polled_dev *poll_dev;
+ struct gpio_buttons_platform_data *pdata;
+ struct gpio_button_data *data;
+};
+
+static void gpio_buttons_poll(struct input_polled_dev *dev)
+{
+ struct gpio_buttons_dev *bdev = dev->private;
+ struct gpio_buttons_platform_data *pdata = bdev->pdata;
+ struct input_dev *input = dev->input;
+ int i;
+
+ for (i = 0; i < bdev->pdata->nbuttons; i++) {
+ struct gpio_button *button = &pdata->buttons[i];
+ unsigned int type = button->type ?: EV_KEY;
+ int state;
+
+ if (bdev->data[i].count < button->threshold) {
+ bdev->data[i].count++;
+ continue;
+ }
+
+ state = gpio_get_value(button->gpio) ? 1 : 0;
+ if (state != bdev->data[i].last_state) {
+ input_event(input, type, button->code,
+ !!(state ^ button->active_low));
+ input_sync(input);
+ bdev->data[i].count = 0;
+ bdev->data[i].last_state = state;
+ }
+ }
+}
+
+static int __devinit gpio_buttons_probe(struct platform_device *pdev)
+{
+ struct gpio_buttons_platform_data *pdata = pdev->dev.platform_data;
+ struct gpio_buttons_dev *bdev;
+ struct input_polled_dev *poll_dev;
+ struct input_dev *input;
+ int error, i;
+
+ if (!pdata)
+ return -ENXIO;
+
+ bdev = kzalloc(sizeof(struct gpio_buttons_dev) +
+ sizeof(struct gpio_button_data) * pdata->nbuttons,
+ GFP_KERNEL);
+ if (!bdev) {
+ printk(KERN_ERR DRV_NAME "no memory for device\n");
+ return -ENOMEM;
+ }
+
+ bdev->data = (struct gpio_button_data *) &bdev[1];
+
+ poll_dev = input_allocate_polled_device();
+ if (!poll_dev) {
+ printk(KERN_ERR DRV_NAME "no memory for polled device\n");
+ error = -ENOMEM;
+ goto err_free_bdev;
+ }
+
+ poll_dev->private = bdev;
+ poll_dev->poll = gpio_buttons_poll;
+ poll_dev->poll_interval = pdata->poll_interval;
+
+ input = poll_dev->input;
+
+ input->evbit[0] = BIT(EV_KEY);
+ input->name = pdev->name;
+ input->phys = "gpio-buttons/input0";
+ input->dev.parent = &pdev->dev;
+
+ input->id.bustype = BUS_HOST;
+ input->id.vendor = 0x0001;
+ input->id.product = 0x0001;
+ input->id.version = 0x0100;
+
+ for (i = 0; i < pdata->nbuttons; i++) {
+ struct gpio_button *button = &pdata->buttons[i];
+ unsigned int gpio = button->gpio;
+ unsigned int type = button->type ?: EV_KEY;
+
+ error = gpio_request(gpio, button->desc ?
+ button->desc : DRV_NAME);
+ if (error) {
+ printk(KERN_ERR PFX "unable to claim gpio %u, "
+ "error %d\n", gpio, error);
+ goto err_free_gpio;
+ }
+
+ error = gpio_direction_input(gpio);
+ if (error) {
+ printk(KERN_ERR PFX "unable to set direction on "
+ "gpio %u, error %d\n", gpio, error);
+ goto err_free_gpio;
+ }
+
+ input_set_capability(input, type, button->code);
+ bdev->data[i].last_state = gpio_get_value(button->gpio) ? 1 : 0;
+ }
+
+ bdev->poll_dev = poll_dev;
+ bdev->pdata = pdata;
+ platform_set_drvdata(pdev, bdev);
+
+ error = input_register_polled_device(poll_dev);
+ if (error) {
+ printk(KERN_ERR PFX "unable to register polled device, "
+ "error %d\n", error);
+ goto err_free_gpio;
+ }
+
+ return 0;
+
+err_free_gpio:
+ for (i = i - 1; i >= 0; i--)
+ gpio_free(pdata->buttons[i].gpio);
+
+ input_free_polled_device(poll_dev);
+
+err_free_bdev:
+ kfree(bdev);
+
+ platform_set_drvdata(pdev, NULL);
+ return error;
+}
+
+static int __devexit gpio_buttons_remove(struct platform_device *pdev)
+{
+ struct gpio_buttons_dev *bdev = platform_get_drvdata(pdev);
+ struct gpio_buttons_platform_data *pdata = bdev->pdata;
+ int i;
+
+ input_unregister_polled_device(bdev->poll_dev);
+
+ for (i = 0; i < pdata->nbuttons; i++)
+ gpio_free(pdata->buttons[i].gpio);
+
+ input_free_polled_device(bdev->poll_dev);
+
+ kfree(bdev);
+ platform_set_drvdata(pdev, NULL);
+
+ return 0;
+}
+
+static struct platform_driver gpio_buttons_driver = {
+ .probe = gpio_buttons_probe,
+ .remove = __devexit_p(gpio_buttons_remove),
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init gpio_buttons_init(void)
+{
+ printk(KERN_INFO DRV_NAME " driver version " DRV_VERSION "\n");
+ return platform_driver_register(&gpio_buttons_driver);
+}
+
+static void __exit gpio_buttons_exit(void)
+{
+ platform_driver_unregister(&gpio_buttons_driver);
+}
+
+module_init(gpio_buttons_init);
+module_exit(gpio_buttons_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
+MODULE_VERSION(DRV_VERSION);
+MODULE_DESCRIPTION("Polled buttons driver for CPU GPIOs");
+
diff --git a/target/linux/generic/files/drivers/leds/ledtrig-morse.c b/target/linux/generic/files/drivers/leds/ledtrig-morse.c
new file mode 100644
index 000000000..bc58afe4c
--- /dev/null
+++ b/target/linux/generic/files/drivers/leds/ledtrig-morse.c
@@ -0,0 +1,366 @@
+/*
+ * LED Morse Trigger
+ *
+ * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ *
+ * This file was based on: drivers/led/ledtrig-timer.c
+ * Copyright 2005-2006 Openedhand Ltd.
+ * Author: Richard Purdie <rpurdie@openedhand.com>
+ *
+ * also based on the patch '[PATCH] 2.5.59 morse code panics' posted
+ * in the LKML by Tomas Szepe at Thu, 30 Jan 2003
+ * Copyright (C) 2002 Andrew Rodland <arodland@noln.com>
+ * Copyright (C) 2003 Tomas Szepe <szepe@pinerecords.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/jiffies.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/device.h>
+#include <linux/sysdev.h>
+#include <linux/timer.h>
+#include <linux/ctype.h>
+#include <linux/leds.h>
+#include <linux/slab.h>
+
+#include "leds.h"
+
+#define MORSE_DELAY_BASE (HZ/2)
+
+#define MORSE_STATE_BLINK_START 0
+#define MORSE_STATE_BLINK_STOP 1
+
+#define MORSE_DIT_LEN 1
+#define MORSE_DAH_LEN 3
+#define MORSE_SPACE_LEN 7
+
+struct morse_trig_data {
+ unsigned long delay;
+ char *msg;
+
+ unsigned char morse;
+ unsigned char state;
+ char *msgpos;
+ struct timer_list timer;
+};
+
+const unsigned char morsetable[] = {
+ 0122, 0, 0310, 0, 0, 0163, /* "#$%&' */
+ 055, 0155, 0, 0, 0163, 0141, 0152, 0051, /* ()*+,-./ */
+ 077, 076, 074, 070, 060, 040, 041, 043, 047, 057, /* 0-9 */
+ 0107, 0125, 0, 0061, 0, 0114, 0, /* :;<=>?@ */
+ 006, 021, 025, 011, 002, 024, 013, 020, 004, /* A-I */
+ 036, 015, 022, 007, 005, 017, 026, 033, 012, /* J-R */
+ 010, 003, 014, 030, 016, 031, 035, 023, /* S-Z */
+ 0, 0, 0, 0, 0154 /* [\]^_ */
+};
+
+static inline unsigned char tomorse(char c) {
+ if (c >= 'a' && c <= 'z')
+ c = c - 'a' + 'A';
+ if (c >= '"' && c <= '_') {
+ return morsetable[c - '"'];
+ } else
+ return 0;
+}
+
+static inline unsigned long dit_len(struct morse_trig_data *morse_data)
+{
+ return MORSE_DIT_LEN*morse_data->delay;
+}
+
+static inline unsigned long dah_len(struct morse_trig_data *morse_data)
+{
+ return MORSE_DAH_LEN*morse_data->delay;
+}
+
+static inline unsigned long space_len(struct morse_trig_data *morse_data)
+{
+ return MORSE_SPACE_LEN*morse_data->delay;
+}
+
+static void morse_timer_function(unsigned long data)
+{
+ struct led_classdev *led_cdev = (struct led_classdev *)data;
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+ unsigned long brightness = LED_OFF;
+ unsigned long delay = 0;
+
+ if (!morse_data->msg)
+ goto set_led;
+
+ switch (morse_data->state) {
+ case MORSE_STATE_BLINK_START:
+ /* Starting a new blink. We have a valid code in morse. */
+ delay = (morse_data->morse & 001) ? dah_len(morse_data):
+ dit_len(morse_data);
+ brightness = LED_FULL;
+ morse_data->state = MORSE_STATE_BLINK_STOP;
+ morse_data->morse >>= 1;
+ break;
+ case MORSE_STATE_BLINK_STOP:
+ /* Coming off of a blink. */
+ morse_data->state = MORSE_STATE_BLINK_START;
+
+ if (morse_data->morse > 1) {
+ /* Not done yet, just a one-dit pause. */
+ delay = dit_len(morse_data);
+ break;
+ }
+
+ /* Get a new char, figure out how much space. */
+ /* First time through */
+ if (!morse_data->msgpos)
+ morse_data->msgpos = (char *)morse_data->msg;
+
+ if (!*morse_data->msgpos) {
+ /* Repeating */
+ morse_data->msgpos = (char *)morse_data->msg;
+ delay = space_len(morse_data);
+ } else {
+ /* Inter-letter space */
+ delay = dah_len(morse_data);
+ }
+
+ if (!(morse_data->morse = tomorse(*morse_data->msgpos))) {
+ delay = space_len(morse_data);
+ /* And get us back here */
+ morse_data->state = MORSE_STATE_BLINK_STOP;
+ }
+ morse_data->msgpos++;
+ break;
+ }
+
+ mod_timer(&morse_data->timer, jiffies + msecs_to_jiffies(delay));
+
+set_led:
+ led_set_brightness(led_cdev, brightness);
+}
+
+static ssize_t _morse_delay_show(struct led_classdev *led_cdev, char *buf)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+
+ sprintf(buf, "%lu\n", morse_data->delay);
+
+ return strlen(buf) + 1;
+}
+
+static ssize_t _morse_delay_store(struct led_classdev *led_cdev,
+ const char *buf, size_t size)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+ char *after;
+ unsigned long state = simple_strtoul(buf, &after, 10);
+ size_t count = after - buf;
+ int ret = -EINVAL;
+
+ if (*after && isspace(*after))
+ count++;
+
+ if (count == size) {
+ morse_data->delay = state;
+ mod_timer(&morse_data->timer, jiffies + 1);
+ ret = count;
+ }
+
+ return ret;
+}
+
+static ssize_t _morse_msg_show(struct led_classdev *led_cdev, char *buf)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+
+ if (!morse_data->msg)
+ sprintf(buf, "<none>\n");
+ else
+ sprintf(buf, "%s\n", morse_data->msg);
+
+ return strlen(buf) + 1;
+}
+
+static ssize_t _morse_msg_store(struct led_classdev *led_cdev,
+ const char *buf, size_t size)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+ char *m;
+
+ m = kmalloc(size, GFP_KERNEL);
+ if (!m)
+ return -ENOMEM;
+
+ memcpy(m,buf,size);
+ m[size]='\0';
+
+ if (morse_data->msg)
+ kfree(morse_data->msg);
+
+ morse_data->msg = m;
+ morse_data->msgpos = NULL;
+ morse_data->state = MORSE_STATE_BLINK_STOP;
+
+ mod_timer(&morse_data->timer, jiffies + 1);
+
+ return size;
+}
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23)
+static ssize_t morse_delay_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+ return _morse_delay_show(led_cdev, buf);
+}
+
+static ssize_t morse_delay_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+ return _morse_delay_store(led_cdev, buf, size);
+}
+
+static ssize_t morse_msg_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+ return _morse_msg_show(led_cdev, buf);
+}
+
+static ssize_t morse_msg_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+ return _morse_msg_store(led_cdev, buf, size);
+}
+
+static DEVICE_ATTR(delay, 0644, morse_delay_show, morse_delay_store);
+static DEVICE_ATTR(message, 0644, morse_msg_show, morse_msg_store);
+
+#define led_device_create_file(leddev, attr) \
+ device_create_file(leddev->dev, &dev_attr_ ## attr)
+#define led_device_remove_file(leddev, attr) \
+ device_remove_file(leddev->dev, &dev_attr_ ## attr)
+
+#else
+static ssize_t morse_delay_show(struct class_device *dev, char *buf)
+{
+ struct led_classdev *led_cdev = class_get_devdata(dev);
+
+ return _morse_delay_show(led_cdev, buf);
+}
+
+static ssize_t morse_delay_store(struct class_device *dev, const char *buf,
+ size_t size)
+{
+ struct led_classdev *led_cdev = class_get_devdata(dev);
+
+ return _morse_delay_store(led_cdev, buf, size);
+}
+
+static ssize_t morse_msg_show(struct class_device *dev, char *buf)
+{
+ struct led_classdev *led_cdev = class_get_devdata(dev);
+
+ return _morse_msg_show(led_cdev, buf);
+}
+
+static ssize_t morse_msg_store(struct class_device *dev, const char *buf,
+ size_t size)
+{
+ struct led_classdev *led_cdev = class_get_devdata(dev);
+
+ return _morse_msg_store(led_cdev, buf, size);
+}
+
+static CLASS_DEVICE_ATTR(delay, 0644, morse_delay_show, morse_delay_store);
+static CLASS_DEVICE_ATTR(message, 0644, morse_msg_show, morse_msg_store);
+
+#define led_device_create_file(leddev, attr) \
+ class_device_create_file(leddev->class_dev, &class_device_attr_ ## attr)
+#define led_device_remove_file(leddev, attr) \
+ class_device_remove_file(leddev->class_dev, &class_device_attr_ ## attr)
+
+#endif
+
+static void morse_trig_activate(struct led_classdev *led_cdev)
+{
+ struct morse_trig_data *morse_data;
+ int rc;
+
+ morse_data = kzalloc(sizeof(*morse_data), GFP_KERNEL);
+ if (!morse_data)
+ return;
+
+ morse_data->delay = MORSE_DELAY_BASE;
+ init_timer(&morse_data->timer);
+ morse_data->timer.function = morse_timer_function;
+ morse_data->timer.data = (unsigned long)led_cdev;
+
+ rc = led_device_create_file(led_cdev, delay);
+ if (rc) goto err;
+
+ rc = led_device_create_file(led_cdev, message);
+ if (rc) goto err_delay;
+
+ led_cdev->trigger_data = morse_data;
+
+ return;
+
+err_delay:
+ led_device_remove_file(led_cdev, delay);
+err:
+ kfree(morse_data);
+}
+
+static void morse_trig_deactivate(struct led_classdev *led_cdev)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+
+ if (!morse_data)
+ return;
+
+ led_device_remove_file(led_cdev, message);
+ led_device_remove_file(led_cdev, delay);
+
+ del_timer_sync(&morse_data->timer);
+ if (morse_data->msg)
+ kfree(morse_data->msg);
+
+ kfree(morse_data);
+}
+
+static struct led_trigger morse_led_trigger = {
+ .name = "morse",
+ .activate = morse_trig_activate,
+ .deactivate = morse_trig_deactivate,
+};
+
+static int __init morse_trig_init(void)
+{
+ return led_trigger_register(&morse_led_trigger);
+}
+
+static void __exit morse_trig_exit(void)
+{
+ led_trigger_unregister(&morse_led_trigger);
+}
+
+module_init(morse_trig_init);
+module_exit(morse_trig_exit);
+
+MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
+MODULE_DESCRIPTION("Morse LED trigger");
+MODULE_LICENSE("GPL");
diff --git a/target/linux/generic/files/drivers/leds/ledtrig-netdev.c b/target/linux/generic/files/drivers/leds/ledtrig-netdev.c
new file mode 100644
index 000000000..8dba8e654
--- /dev/null
+++ b/target/linux/generic/files/drivers/leds/ledtrig-netdev.c
@@ -0,0 +1,451 @@
+/*
+ * LED Kernel Netdev Trigger
+ *
+ * Toggles the LED to reflect the link and traffic state of a named net device
+ *
+ * Copyright 2007 Oliver Jowett <oliver@opencloud.com>
+ *
+ * Derived from ledtrig-timer.c which is:
+ * Copyright 2005-2006 Openedhand Ltd.
+ * Author: Richard Purdie <rpurdie@openedhand.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/jiffies.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/device.h>
+#include <linux/sysdev.h>
+#include <linux/netdevice.h>
+#include <linux/timer.h>
+#include <linux/ctype.h>
+#include <linux/leds.h>
+#include <linux/version.h>
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
+#include <net/net_namespace.h>
+#endif
+
+#include "leds.h"
+
+/*
+ * Configurable sysfs attributes:
+ *
+ * device_name - network device name to monitor
+ *
+ * interval - duration of LED blink, in milliseconds
+ *
+ * mode - either "none" (LED is off) or a space separated list of one or more of:
+ * link: LED's normal state reflects whether the link is up (has carrier) or not
+ * tx: LED blinks on transmitted data
+ * rx: LED blinks on receive data
+ *
+ * Some suggestions:
+ *
+ * Simple link status LED:
+ * $ echo netdev >someled/trigger
+ * $ echo eth0 >someled/device_name
+ * $ echo link >someled/mode
+ *
+ * Ethernet-style link/activity LED:
+ * $ echo netdev >someled/trigger
+ * $ echo eth0 >someled/device_name
+ * $ echo "link tx rx" >someled/mode
+ *
+ * Modem-style tx/rx LEDs:
+ * $ echo netdev >led1/trigger
+ * $ echo ppp0 >led1/device_name
+ * $ echo tx >led1/mode
+ * $ echo netdev >led2/trigger
+ * $ echo ppp0 >led2/device_name
+ * $ echo rx >led2/mode
+ *
+ */
+
+#define MODE_LINK 1
+#define MODE_TX 2
+#define MODE_RX 4
+
+struct led_netdev_data {
+ rwlock_t lock;
+
+ struct timer_list timer;
+ struct notifier_block notifier;
+
+ struct led_classdev *led_cdev;
+ struct net_device *net_dev;
+
+ char device_name[IFNAMSIZ];
+ unsigned interval;
+ unsigned mode;
+ unsigned link_up;
+ unsigned last_activity;
+};
+
+static void set_baseline_state(struct led_netdev_data *trigger_data)
+{
+ if ((trigger_data->mode & MODE_LINK) != 0 && trigger_data->link_up)
+ led_set_brightness(trigger_data->led_cdev, LED_FULL);
+ else
+ led_set_brightness(trigger_data->led_cdev, LED_OFF);
+
+ if ((trigger_data->mode & (MODE_TX | MODE_RX)) != 0 && trigger_data->link_up)
+ mod_timer(&trigger_data->timer, jiffies + trigger_data->interval);
+ else
+ del_timer(&trigger_data->timer);
+}
+
+static ssize_t led_device_name_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ read_lock(&trigger_data->lock);
+ sprintf(buf, "%s\n", trigger_data->device_name);
+ read_unlock(&trigger_data->lock);
+
+ return strlen(buf) + 1;
+}
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)
+extern struct net init_net;
+#endif
+
+static ssize_t led_device_name_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ if (size < 0 || size >= IFNAMSIZ)
+ return -EINVAL;
+
+ write_lock(&trigger_data->lock);
+
+ strcpy(trigger_data->device_name, buf);
+ if (size > 0 && trigger_data->device_name[size-1] == '\n')
+ trigger_data->device_name[size-1] = 0;
+
+ if (trigger_data->device_name[0] != 0) {
+ /* check for existing device to update from */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
+ trigger_data->net_dev = dev_get_by_name(&init_net, trigger_data->device_name);
+#else
+ trigger_data->net_dev = dev_get_by_name(trigger_data->device_name);
+#endif
+ if (trigger_data->net_dev != NULL)
+ trigger_data->link_up = (dev_get_flags(trigger_data->net_dev) & IFF_LOWER_UP) != 0;
+ set_baseline_state(trigger_data); /* updates LEDs, may start timers */
+ }
+
+ write_unlock(&trigger_data->lock);
+ return size;
+}
+
+static DEVICE_ATTR(device_name, 0644, led_device_name_show, led_device_name_store);
+
+static ssize_t led_mode_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ read_lock(&trigger_data->lock);
+
+ if (trigger_data->mode == 0) {
+ strcpy(buf, "none\n");
+ } else {
+ if (trigger_data->mode & MODE_LINK)
+ strcat(buf, "link ");
+ if (trigger_data->mode & MODE_TX)
+ strcat(buf, "tx ");
+ if (trigger_data->mode & MODE_RX)
+ strcat(buf, "rx ");
+ strcat(buf, "\n");
+ }
+
+ read_unlock(&trigger_data->lock);
+
+ return strlen(buf)+1;
+}
+
+static ssize_t led_mode_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+ char copybuf[1024];
+ int new_mode = -1;
+ char *p, *token;
+
+ /* take a copy since we don't want to trash the inbound buffer when using strsep */
+ strncpy(copybuf, buf, sizeof(copybuf));
+ copybuf[1023] = 0;
+ p = copybuf;
+
+ while ((token = strsep(&p, " \t\n")) != NULL) {
+ if (!*token)
+ continue;
+
+ if (new_mode == -1)
+ new_mode = 0;
+
+ if (!strcmp(token, "none"))
+ new_mode = 0;
+ else if (!strcmp(token, "tx"))
+ new_mode |= MODE_TX;
+ else if (!strcmp(token, "rx"))
+ new_mode |= MODE_RX;
+ else if (!strcmp(token, "link"))
+ new_mode |= MODE_LINK;
+ else
+ return -EINVAL;
+ }
+
+ if (new_mode == -1)
+ return -EINVAL;
+
+ write_lock(&trigger_data->lock);
+ trigger_data->mode = new_mode;
+ set_baseline_state(trigger_data);
+ write_unlock(&trigger_data->lock);
+
+ return size;
+}
+
+static DEVICE_ATTR(mode, 0644, led_mode_show, led_mode_store);
+
+static ssize_t led_interval_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ read_lock(&trigger_data->lock);
+ sprintf(buf, "%u\n", jiffies_to_msecs(trigger_data->interval));
+ read_unlock(&trigger_data->lock);
+
+ return strlen(buf) + 1;
+}
+
+static ssize_t led_interval_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+ int ret = -EINVAL;
+ char *after;
+ unsigned long value = simple_strtoul(buf, &after, 10);
+ size_t count = after - buf;
+
+ if (*after && isspace(*after))
+ count++;
+
+ /* impose some basic bounds on the timer interval */
+ if (count == size && value >= 5 && value <= 10000) {
+ write_lock(&trigger_data->lock);
+ trigger_data->interval = msecs_to_jiffies(value);
+ set_baseline_state(trigger_data); // resets timer
+ write_unlock(&trigger_data->lock);
+ ret = count;
+ }
+
+ return ret;
+}
+
+static DEVICE_ATTR(interval, 0644, led_interval_show, led_interval_store);
+
+static int netdev_trig_notify(struct notifier_block *nb,
+ unsigned long evt,
+ void *dv)
+{
+ struct net_device *dev = dv;
+ struct led_netdev_data *trigger_data = container_of(nb, struct led_netdev_data, notifier);
+
+ if (evt != NETDEV_UP && evt != NETDEV_DOWN && evt != NETDEV_CHANGE && evt != NETDEV_REGISTER && evt != NETDEV_UNREGISTER)
+ return NOTIFY_DONE;
+
+ write_lock(&trigger_data->lock);
+
+ if (strcmp(dev->name, trigger_data->device_name))
+ goto done;
+
+ if (evt == NETDEV_REGISTER) {
+ if (trigger_data->net_dev != NULL)
+ dev_put(trigger_data->net_dev);
+ dev_hold(dev);
+ trigger_data->net_dev = dev;
+ trigger_data->link_up = 0;
+ goto done;
+ }
+
+ if (evt == NETDEV_UNREGISTER && trigger_data->net_dev != NULL) {
+ dev_put(trigger_data->net_dev);
+ trigger_data->net_dev = NULL;
+ goto done;
+ }
+
+ /* UP / DOWN / CHANGE */
+
+ trigger_data->link_up = (evt != NETDEV_DOWN && netif_carrier_ok(dev));
+ set_baseline_state(trigger_data);
+
+done:
+ write_unlock(&trigger_data->lock);
+ return NOTIFY_DONE;
+}
+
+/* here's the real work! */
+static void netdev_trig_timer(unsigned long arg)
+{
+ struct led_netdev_data *trigger_data = (struct led_netdev_data *)arg;
+ const struct net_device_stats *dev_stats;
+ unsigned new_activity;
+
+ write_lock(&trigger_data->lock);
+
+ if (!trigger_data->link_up || !trigger_data->net_dev || (trigger_data->mode & (MODE_TX | MODE_RX)) == 0) {
+ /* we don't need to do timer work, just reflect link state. */
+ led_set_brightness(trigger_data->led_cdev, ((trigger_data->mode & MODE_LINK) != 0 && trigger_data->link_up) ? LED_FULL : LED_OFF);
+ goto no_restart;
+ }
+
+ dev_stats = dev_get_stats(trigger_data->net_dev);
+ new_activity =
+ ((trigger_data->mode & MODE_TX) ? dev_stats->tx_packets : 0) +
+ ((trigger_data->mode & MODE_RX) ? dev_stats->rx_packets : 0);
+
+ if (trigger_data->mode & MODE_LINK) {
+ /* base state is ON (link present) */
+ /* if there's no link, we don't get this far and the LED is off */
+
+ /* OFF -> ON always */
+ /* ON -> OFF on activity */
+ if (trigger_data->led_cdev->brightness == LED_OFF) {
+ led_set_brightness(trigger_data->led_cdev, LED_FULL);
+ } else if (trigger_data->last_activity != new_activity) {
+ led_set_brightness(trigger_data->led_cdev, LED_OFF);
+ }
+ } else {
+ /* base state is OFF */
+ /* ON -> OFF always */
+ /* OFF -> ON on activity */
+ if (trigger_data->led_cdev->brightness == LED_FULL) {
+ led_set_brightness(trigger_data->led_cdev, LED_OFF);
+ } else if (trigger_data->last_activity != new_activity) {
+ led_set_brightness(trigger_data->led_cdev, LED_FULL);
+ }
+ }
+
+ trigger_data->last_activity = new_activity;
+ mod_timer(&trigger_data->timer, jiffies + trigger_data->interval);
+
+no_restart:
+ write_unlock(&trigger_data->lock);
+}
+
+static void netdev_trig_activate(struct led_classdev *led_cdev)
+{
+ struct led_netdev_data *trigger_data;
+ int rc;
+
+ trigger_data = kzalloc(sizeof(struct led_netdev_data), GFP_KERNEL);
+ if (!trigger_data)
+ return;
+
+ rwlock_init(&trigger_data->lock);
+
+ trigger_data->notifier.notifier_call = netdev_trig_notify;
+ trigger_data->notifier.priority = 10;
+
+ setup_timer(&trigger_data->timer, netdev_trig_timer, (unsigned long) trigger_data);
+
+ trigger_data->led_cdev = led_cdev;
+ trigger_data->net_dev = NULL;
+ trigger_data->device_name[0] = 0;
+
+ trigger_data->mode = 0;
+ trigger_data->interval = msecs_to_jiffies(50);
+ trigger_data->link_up = 0;
+ trigger_data->last_activity = 0;
+
+ led_cdev->trigger_data = trigger_data;
+
+ rc = device_create_file(led_cdev->dev, &dev_attr_device_name);
+ if (rc)
+ goto err_out;
+ rc = device_create_file(led_cdev->dev, &dev_attr_mode);
+ if (rc)
+ goto err_out_device_name;
+ rc = device_create_file(led_cdev->dev, &dev_attr_interval);
+ if (rc)
+ goto err_out_mode;
+
+ register_netdevice_notifier(&trigger_data->notifier);
+ return;
+
+err_out_mode:
+ device_remove_file(led_cdev->dev, &dev_attr_mode);
+err_out_device_name:
+ device_remove_file(led_cdev->dev, &dev_attr_device_name);
+err_out:
+ led_cdev->trigger_data = NULL;
+ kfree(trigger_data);
+}
+
+static void netdev_trig_deactivate(struct led_classdev *led_cdev)
+{
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ if (trigger_data) {
+ unregister_netdevice_notifier(&trigger_data->notifier);
+
+ device_remove_file(led_cdev->dev, &dev_attr_device_name);
+ device_remove_file(led_cdev->dev, &dev_attr_mode);
+ device_remove_file(led_cdev->dev, &dev_attr_interval);
+
+ write_lock(&trigger_data->lock);
+
+ if (trigger_data->net_dev) {
+ dev_put(trigger_data->net_dev);
+ trigger_data->net_dev = NULL;
+ }
+
+ write_unlock(&trigger_data->lock);
+
+ del_timer_sync(&trigger_data->timer);
+
+ kfree(trigger_data);
+ }
+}
+
+static struct led_trigger netdev_led_trigger = {
+ .name = "netdev",
+ .activate = netdev_trig_activate,
+ .deactivate = netdev_trig_deactivate,
+};
+
+static int __init netdev_trig_init(void)
+{
+ return led_trigger_register(&netdev_led_trigger);
+}
+
+static void __exit netdev_trig_exit(void)
+{
+ led_trigger_unregister(&netdev_led_trigger);
+}
+
+module_init(netdev_trig_init);
+module_exit(netdev_trig_exit);
+
+MODULE_AUTHOR("Oliver Jowett <oliver@opencloud.com>");
+MODULE_DESCRIPTION("Netdev LED trigger");
+MODULE_LICENSE("GPL");
diff --git a/target/linux/generic/files/drivers/mtd/myloader.c b/target/linux/generic/files/drivers/mtd/myloader.c
new file mode 100644
index 000000000..51c037459
--- /dev/null
+++ b/target/linux/generic/files/drivers/mtd/myloader.c
@@ -0,0 +1,178 @@
+/*
+ * Parse MyLoader-style flash partition tables and produce a Linux partition
+ * array to match.
+ *
+ * Copyright (C) 2007-2009 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was based on drivers/mtd/redboot.c
+ * Author: Red Hat, Inc. - David Woodhouse <dwmw2@cambridge.redhat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/init.h>
+#include <linux/vmalloc.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/byteorder/generic.h>
+#include <linux/myloader.h>
+
+#define BLOCK_LEN_MIN 0x10000
+#define PART_NAME_LEN 32
+
+struct part_data {
+ struct mylo_partition_table tab;
+ char names[MYLO_MAX_PARTITIONS][PART_NAME_LEN];
+};
+
+int myloader_parse_partitions(struct mtd_info *master,
+ struct mtd_partition **pparts,
+ unsigned long origin)
+{
+ struct part_data *buf;
+ struct mylo_partition_table *tab;
+ struct mylo_partition *part;
+ struct mtd_partition *mtd_parts;
+ struct mtd_partition *mtd_part;
+ int num_parts;
+ int ret, i;
+ size_t retlen;
+ char *names;
+ unsigned long offset;
+ unsigned long blocklen;
+
+ buf = vmalloc(sizeof(*buf));
+ if (!buf) {
+ return -ENOMEM;
+ goto out;
+ }
+ tab = &buf->tab;
+
+ blocklen = master->erasesize;
+ if (blocklen < BLOCK_LEN_MIN)
+ blocklen = BLOCK_LEN_MIN;
+
+ offset = blocklen;
+
+ /* Find the partition table */
+ for (i = 0; i < 4; i++, offset += blocklen) {
+ printk(KERN_DEBUG "%s: searching for MyLoader partition table"
+ " at offset 0x%lx\n", master->name, offset);
+
+ ret = master->read(master, offset, sizeof(*buf), &retlen,
+ (void *)buf);
+ if (ret)
+ goto out_free_buf;
+
+ if (retlen != sizeof(*buf)) {
+ ret = -EIO;
+ goto out_free_buf;
+ }
+
+ /* Check for Partition Table magic number */
+ if (tab->magic == le32_to_cpu(MYLO_MAGIC_PARTITIONS))
+ break;
+
+ }
+
+ if (tab->magic != le32_to_cpu(MYLO_MAGIC_PARTITIONS)) {
+ printk(KERN_DEBUG "%s: no MyLoader partition table found\n",
+ master->name);
+ ret = 0;
+ goto out_free_buf;
+ }
+
+ /* The MyLoader and the Partition Table is always present */
+ num_parts = 2;
+
+ /* Detect number of used partitions */
+ for (i = 0; i < MYLO_MAX_PARTITIONS; i++) {
+ part = &tab->partitions[i];
+
+ if (le16_to_cpu(part->type) == PARTITION_TYPE_FREE)
+ continue;
+
+ num_parts++;
+ }
+
+ mtd_parts = kzalloc((num_parts * sizeof(*mtd_part) +
+ num_parts * PART_NAME_LEN), GFP_KERNEL);
+
+ if (!mtd_parts) {
+ ret = -ENOMEM;
+ goto out_free_buf;
+ }
+
+ mtd_part = mtd_parts;
+ names = (char *)&mtd_parts[num_parts];
+
+ strncpy(names, "myloader", PART_NAME_LEN);
+ mtd_part->name = names;
+ mtd_part->offset = 0;
+ mtd_part->size = offset;
+ mtd_part->mask_flags = MTD_WRITEABLE;
+ mtd_part++;
+ names += PART_NAME_LEN;
+
+ strncpy(names, "partition_table", PART_NAME_LEN);
+ mtd_part->name = names;
+ mtd_part->offset = offset;
+ mtd_part->size = blocklen;
+ mtd_part->mask_flags = MTD_WRITEABLE;
+ mtd_part++;
+ names += PART_NAME_LEN;
+
+ for (i = 0; i < MYLO_MAX_PARTITIONS; i++) {
+ part = &tab->partitions[i];
+
+ if (le16_to_cpu(part->type) == PARTITION_TYPE_FREE)
+ continue;
+
+ if ((buf->names[i][0]) && (buf->names[i][0] != '\xff'))
+ strncpy(names, buf->names[i], PART_NAME_LEN);
+ else
+ snprintf(names, PART_NAME_LEN, "partition%d", i);
+
+ mtd_part->offset = le32_to_cpu(part->addr);
+ mtd_part->size = le32_to_cpu(part->size);
+ mtd_part->name = names;
+ mtd_part++;
+ names += PART_NAME_LEN;
+ }
+
+ *pparts = mtd_parts;
+ ret = num_parts;
+
+ out_free_buf:
+ vfree(buf);
+ out:
+ return ret;
+}
+
+static struct mtd_part_parser myloader_mtd_parser = {
+ .owner = THIS_MODULE,
+ .parse_fn = myloader_parse_partitions,
+ .name = "MyLoader",
+};
+
+static int __init myloader_mtd_parser_init(void)
+{
+ return register_mtd_parser(&myloader_mtd_parser);
+}
+
+static void __exit myloader_mtd_parser_exit(void)
+{
+ deregister_mtd_parser(&myloader_mtd_parser);
+}
+
+module_init(myloader_mtd_parser_init);
+module_exit(myloader_mtd_parser_exit);
+
+MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
+MODULE_DESCRIPTION("Parsing code for MyLoader partition tables");
+MODULE_LICENSE("GPL v2");
diff --git a/target/linux/generic/files/drivers/net/phy/adm6996.c b/target/linux/generic/files/drivers/net/phy/adm6996.c
new file mode 100644
index 000000000..bc40be067
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/adm6996.c
@@ -0,0 +1,171 @@
+/*
+ * ADM6996 switch driver
+ *
+ * Copyright (c) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License v2 as published by the
+ * Free Software Foundation
+ */
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/errno.h>
+#include <linux/unistd.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+#include <linux/spinlock.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/mii.h>
+#include <linux/ethtool.h>
+#include <linux/phy.h>
+
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/uaccess.h>
+#include "adm6996.h"
+
+MODULE_DESCRIPTION("Infineon ADM6996 Switch");
+MODULE_AUTHOR("Felix Fietkau");
+MODULE_LICENSE("GPL");
+
+struct adm6996_priv {
+ /* use abstraction for regops, we want to add gpio support in the future */
+ u16 (*read)(struct phy_device *phydev, enum admreg reg);
+ void (*write)(struct phy_device *phydev, enum admreg reg, u16 val);
+};
+
+#define to_adm(_phy) ((struct adm6996_priv *) (_phy)->priv)
+
+
+static inline u16
+r16(struct phy_device *pdev, enum admreg reg)
+{
+ return to_adm(pdev)->read(pdev, reg);
+}
+
+static inline void
+w16(struct phy_device *pdev, enum admreg reg, u16 val)
+{
+ to_adm(pdev)->write(pdev, reg, val);
+}
+
+
+static u16
+adm6996_read_mii_reg(struct phy_device *phydev, enum admreg reg)
+{
+ return phydev->bus->read(phydev->bus, PHYADDR(reg));
+}
+
+static void
+adm6996_write_mii_reg(struct phy_device *phydev, enum admreg reg, u16 val)
+{
+ phydev->bus->write(phydev->bus, PHYADDR(reg), val);
+}
+
+
+static int adm6996_config_init(struct phy_device *pdev)
+{
+ int i;
+
+ printk("%s: ADM6996 PHY driver attached.\n", pdev->attached_dev->name);
+ pdev->supported = ADVERTISED_100baseT_Full;
+ pdev->advertising = ADVERTISED_100baseT_Full;
+
+ /* initialize port and vlan settings */
+ for (i = 0; i < ADM_PHY_PORTS; i++) {
+ w16(pdev, adm_portcfg[i], ADM_PORTCFG_INIT |
+ ADM_PORTCFG_PVID((i == ADM_WAN_PORT) ? 1 : 0));
+ }
+ w16(pdev, adm_portcfg[5], ADM_PORTCFG_CPU);
+
+ /* reset all ports */
+ for (i = 0; i < ADM_PHY_PORTS; i++) {
+ w16(pdev, ADM_PHY_PORT(i), ADM_PHYCFG_INIT);
+ }
+
+ return 0;
+}
+
+static int adm6996_read_status(struct phy_device *phydev)
+{
+ phydev->speed = SPEED_100;
+ phydev->duplex = DUPLEX_FULL;
+ phydev->link = 1;
+ return 0;
+}
+
+static int adm6996_config_aneg(struct phy_device *phydev)
+{
+ return 0;
+}
+
+static int adm6996_fixup(struct phy_device *dev)
+{
+ struct mii_bus *bus = dev->bus;
+ u16 reg;
+
+ /* look for the switch on the bus */
+ reg = bus->read(bus, PHYADDR(ADM_SIG0)) & ADM_SIG0_MASK;
+ if (reg != ADM_SIG0_VAL)
+ return 0;
+
+ reg = bus->read(bus, PHYADDR(ADM_SIG1)) & ADM_SIG1_MASK;
+ if (reg != ADM_SIG1_VAL)
+ return 0;
+
+ dev->phy_id = (ADM_SIG0_VAL << 16) | ADM_SIG1_VAL;
+ return 0;
+}
+
+static int adm6996_probe(struct phy_device *pdev)
+{
+ struct adm6996_priv *priv;
+
+ priv = kzalloc(sizeof(struct adm6996_priv), GFP_KERNEL);
+ if (priv == NULL)
+ return -ENOMEM;
+
+ priv->read = adm6996_read_mii_reg;
+ priv->write = adm6996_write_mii_reg;
+ pdev->priv = priv;
+ return 0;
+}
+
+static void adm6996_remove(struct phy_device *pdev)
+{
+ kfree(pdev->priv);
+}
+
+
+static struct phy_driver adm6996_driver = {
+ .name = "Infineon ADM6996",
+ .phy_id = (ADM_SIG0_VAL << 16) | ADM_SIG1_VAL,
+ .phy_id_mask = 0xffffffff,
+ .features = PHY_BASIC_FEATURES,
+ .probe = adm6996_probe,
+ .remove = adm6996_remove,
+ .config_init = &adm6996_config_init,
+ .config_aneg = &adm6996_config_aneg,
+ .read_status = &adm6996_read_status,
+ .driver = { .owner = THIS_MODULE,},
+};
+
+static int __init adm6996_init(void)
+{
+ phy_register_fixup_for_id(PHY_ANY_ID, adm6996_fixup);
+ return phy_driver_register(&adm6996_driver);
+}
+
+static void __exit adm6996_exit(void)
+{
+ phy_driver_unregister(&adm6996_driver);
+}
+
+module_init(adm6996_init);
+module_exit(adm6996_exit);
diff --git a/target/linux/generic/files/drivers/net/phy/adm6996.h b/target/linux/generic/files/drivers/net/phy/adm6996.h
new file mode 100644
index 000000000..e07490151
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/adm6996.h
@@ -0,0 +1,105 @@
+/*
+ * ADM6996 switch driver
+ *
+ * Copyright (c) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License v2 as published by the
+ * Free Software Foundation
+ */
+#ifndef __ADM6996_H
+#define __ADM6996_H
+
+#define ADM_PHY_PORTS 5
+#define ADM_CPU_PORT 5
+#define ADM_WAN_PORT 0 /* FIXME: dynamic ? */
+
+enum admreg {
+ ADM_EEPROM_BASE = 0x0,
+ ADM_P0_CFG = ADM_EEPROM_BASE + 1,
+ ADM_P1_CFG = ADM_EEPROM_BASE + 3,
+ ADM_P2_CFG = ADM_EEPROM_BASE + 5,
+ ADM_P3_CFG = ADM_EEPROM_BASE + 7,
+ ADM_P4_CFG = ADM_EEPROM_BASE + 8,
+ ADM_P5_CFG = ADM_EEPROM_BASE + 9,
+ ADM_EEPROM_EXT_BASE = 0x40,
+ ADM_COUNTER_BASE = 0xa0,
+ ADM_SIG0 = ADM_COUNTER_BASE + 0,
+ ADM_SIG1 = ADM_COUNTER_BASE + 1,
+ ADM_PHY_BASE = 0x200,
+#define ADM_PHY_PORT(n) (ADM_PHY_BASE + (0x20 * n))
+};
+
+/* Chip identification patterns */
+#define ADM_SIG0_MASK 0xfff0
+#define ADM_SIG0_VAL 0x1020
+#define ADM_SIG1_MASK 0xffff
+#define ADM_SIG1_VAL 0x0007
+
+enum {
+ ADM_PHYCFG_COLTST = (1 << 7), /* Enable collision test */
+ ADM_PHYCFG_DPLX = (1 << 8), /* Enable full duplex */
+ ADM_PHYCFG_ANEN_RST = (1 << 9), /* Restart auto negotiation (self clear) */
+ ADM_PHYCFG_ISO = (1 << 10), /* Isolate PHY */
+ ADM_PHYCFG_PDN = (1 << 11), /* Power down PHY */
+ ADM_PHYCFG_ANEN = (1 << 12), /* Enable auto negotiation */
+ ADM_PHYCFG_SPEED_100 = (1 << 13), /* Enable 100 Mbit/s */
+ ADM_PHYCFG_LPBK = (1 << 14), /* Enable loopback operation */
+ ADM_PHYCFG_RST = (1 << 15), /* Reset the port (self clear) */
+ ADM_PHYCFG_INIT = (
+ ADM_PHYCFG_RST |
+ ADM_PHYCFG_SPEED_100 |
+ ADM_PHYCFG_ANEN |
+ ADM_PHYCFG_ANEN_RST
+ )
+};
+
+enum {
+ ADM_PORTCFG_FC = (1 << 0), /* Enable 802.x flow control */
+ ADM_PORTCFG_AN = (1 << 1), /* Enable auto-negotiation */
+ ADM_PORTCFG_SPEED_100 = (1 << 2), /* Enable 100 Mbit/s */
+ ADM_PORTCFG_DPLX = (1 << 3), /* Enable full duplex */
+ ADM_PORTCFG_OT = (1 << 4), /* Output tagged packets */
+ ADM_PORTCFG_PD = (1 << 5), /* Port disable */
+ ADM_PORTCFG_TV_PRIO = (1 << 6), /* 0 = VLAN based priority
+ * 1 = TOS based priority */
+ ADM_PORTCFG_PPE = (1 << 7), /* Port based priority enable */
+ ADM_PORTCFG_PP_S = (1 << 8), /* Port based priority, 2 bits */
+ ADM_PORTCFG_PVID_BASE = (1 << 10), /* Primary VLAN id, 4 bits */
+ ADM_PORTCFG_FSE = (1 << 14), /* Fx select enable */
+ ADM_PORTCFG_CAM = (1 << 15), /* Crossover Auto MDIX */
+
+ ADM_PORTCFG_INIT = (
+ ADM_PORTCFG_FC |
+ ADM_PORTCFG_AN |
+ ADM_PORTCFG_SPEED_100 |
+ ADM_PORTCFG_DPLX |
+ ADM_PORTCFG_CAM
+ ),
+ ADM_PORTCFG_CPU = (
+ ADM_PORTCFG_FC |
+ ADM_PORTCFG_SPEED_100 |
+ ADM_PORTCFG_OT |
+ ADM_PORTCFG_DPLX
+ ),
+};
+
+#define ADM_PORTCFG_PPID(N) ((n & 0x3) << 8)
+#define ADM_PORTCFG_PVID(n) ((n & 0xf) << 10)
+
+static const u8 adm_portcfg[] = {
+ [0] = ADM_P0_CFG,
+ [1] = ADM_P1_CFG,
+ [2] = ADM_P2_CFG,
+ [3] = ADM_P3_CFG,
+ [4] = ADM_P4_CFG,
+ [5] = ADM_P5_CFG,
+};
+
+/*
+ * Split the register address in phy id and register
+ * it will get combined again by the mdio bus op
+ */
+#define PHYADDR(_reg) ((_reg >> 5) & 0xff), (_reg & 0x1f)
+
+#endif
diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.c b/target/linux/generic/files/drivers/net/phy/ar8216.c
new file mode 100644
index 000000000..4ae61da23
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/ar8216.c
@@ -0,0 +1,839 @@
+/*
+ * ar8216.c: AR8216 switch driver
+ *
+ * Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/if.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/if_ether.h>
+#include <linux/skbuff.h>
+#include <linux/netdevice.h>
+#include <linux/netlink.h>
+#include <linux/bitops.h>
+#include <net/genetlink.h>
+#include <linux/switch.h>
+#include <linux/delay.h>
+#include <linux/phy.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include "ar8216.h"
+
+/* size of the vlan table */
+#define AR8X16_MAX_VLANS 128
+#define AR8X16_PROBE_RETRIES 10
+
+struct ar8216_priv {
+ struct switch_dev dev;
+ struct phy_device *phy;
+ u32 (*read)(struct ar8216_priv *priv, int reg);
+ void (*write)(struct ar8216_priv *priv, int reg, u32 val);
+ const struct net_device_ops *ndo_old;
+ struct net_device_ops ndo;
+ struct mutex reg_mutex;
+ int chip;
+
+ /* all fields below are cleared on reset */
+ bool vlan;
+ u16 vlan_id[AR8X16_MAX_VLANS];
+ u8 vlan_table[AR8X16_MAX_VLANS];
+ u8 vlan_tagged;
+ u16 pvid[AR8216_NUM_PORTS];
+};
+static struct switch_dev athdev;
+
+#define to_ar8216(_dev) container_of(_dev, struct ar8216_priv, dev)
+
+static inline void
+split_addr(u32 regaddr, u16 *r1, u16 *r2, u16 *page)
+{
+ regaddr >>= 1;
+ *r1 = regaddr & 0x1e;
+
+ regaddr >>= 5;
+ *r2 = regaddr & 0x7;
+
+ regaddr >>= 3;
+ *page = regaddr & 0x1ff;
+}
+
+static u32
+ar8216_mii_read(struct ar8216_priv *priv, int reg)
+{
+ struct phy_device *phy = priv->phy;
+ u16 r1, r2, page;
+ u16 lo, hi;
+
+ split_addr((u32) reg, &r1, &r2, &page);
+ phy->bus->write(phy->bus, 0x18, 0, page);
+ msleep(1); /* wait for the page switch to propagate */
+ lo = phy->bus->read(phy->bus, 0x10 | r2, r1);
+ hi = phy->bus->read(phy->bus, 0x10 | r2, r1 + 1);
+
+ return (hi << 16) | lo;
+}
+
+static void
+ar8216_mii_write(struct ar8216_priv *priv, int reg, u32 val)
+{
+ struct phy_device *phy = priv->phy;
+ u16 r1, r2, r3;
+ u16 lo, hi;
+
+ split_addr((u32) reg, &r1, &r2, &r3);
+ phy->bus->write(phy->bus, 0x18, 0, r3);
+ msleep(1); /* wait for the page switch to propagate */
+
+ lo = val & 0xffff;
+ hi = (u16) (val >> 16);
+ phy->bus->write(phy->bus, 0x10 | r2, r1 + 1, hi);
+ phy->bus->write(phy->bus, 0x10 | r2, r1, lo);
+}
+
+static u32
+ar8216_rmw(struct ar8216_priv *priv, int reg, u32 mask, u32 val)
+{
+ u32 v;
+
+ v = priv->read(priv, reg);
+ v &= ~mask;
+ v |= val;
+ priv->write(priv, reg, v);
+
+ return v;
+}
+
+static inline int
+ar8216_id_chip(struct ar8216_priv *priv)
+{
+ u32 val;
+ u16 id;
+ int i;
+
+ val = ar8216_mii_read(priv, AR8216_REG_CTRL);
+ if (val == ~0)
+ return UNKNOWN;
+
+ id = val & (AR8216_CTRL_REVISION | AR8216_CTRL_VERSION);
+ for (i = 0; i < AR8X16_PROBE_RETRIES; i++) {
+ u16 t;
+
+ val = ar8216_mii_read(priv, AR8216_REG_CTRL);
+ if (val == ~0)
+ return UNKNOWN;
+
+ t = val & (AR8216_CTRL_REVISION | AR8216_CTRL_VERSION);
+ if (t != id)
+ return UNKNOWN;
+ }
+
+ switch (id) {
+ case 0x0101:
+ return AR8216;
+ case 0x1001:
+ return AR8316;
+ default:
+ printk(KERN_DEBUG
+ "ar8216: Unknown Atheros device [ver=%d, rev=%d, phy_id=%04x%04x]\n",
+ (int)(id >> AR8216_CTRL_VERSION_S),
+ (int)(id & AR8216_CTRL_REVISION),
+ priv->phy->bus->read(priv->phy->bus, priv->phy->addr, 2),
+ priv->phy->bus->read(priv->phy->bus, priv->phy->addr, 3));
+
+ return UNKNOWN;
+ }
+}
+
+static int
+ar8216_set_vlan(struct switch_dev *dev, const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ priv->vlan = !!val->value.i;
+ return 0;
+}
+
+static int
+ar8216_get_vlan(struct switch_dev *dev, const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ val->value.i = priv->vlan;
+ return 0;
+}
+
+
+static int
+ar8216_set_pvid(struct switch_dev *dev, int port, int vlan)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+
+ /* make sure no invalid PVIDs get set */
+
+ if (vlan >= dev->vlans)
+ return -EINVAL;
+
+ priv->pvid[port] = vlan;
+ return 0;
+}
+
+static int
+ar8216_get_pvid(struct switch_dev *dev, int port, int *vlan)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ *vlan = priv->pvid[port];
+ return 0;
+}
+
+static int
+ar8216_set_vid(struct switch_dev *dev, const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ priv->vlan_id[val->port_vlan] = val->value.i;
+ return 0;
+}
+
+static int
+ar8216_get_vid(struct switch_dev *dev, const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ val->value.i = priv->vlan_id[val->port_vlan];
+ return 0;
+}
+
+
+static int
+ar8216_mangle_tx(struct sk_buff *skb, struct net_device *dev)
+{
+ struct ar8216_priv *priv = dev->phy_ptr;
+ unsigned char *buf;
+
+ if (unlikely(!priv))
+ goto error;
+
+ if (!priv->vlan)
+ goto send;
+
+ if (unlikely(skb_headroom(skb) < 2)) {
+ if (pskb_expand_head(skb, 2, 0, GFP_ATOMIC) < 0)
+ goto error;
+ }
+
+ buf = skb_push(skb, 2);
+ buf[0] = 0x10;
+ buf[1] = 0x80;
+
+send:
+ return priv->ndo_old->ndo_start_xmit(skb, dev);
+
+error:
+ dev_kfree_skb_any(skb);
+ return 0;
+}
+
+static int
+ar8216_mangle_rx(struct sk_buff *skb, int napi)
+{
+ struct ar8216_priv *priv;
+ struct net_device *dev;
+ unsigned char *buf;
+ int port, vlan;
+
+ dev = skb->dev;
+ if (!dev)
+ goto error;
+
+ priv = dev->phy_ptr;
+ if (!priv)
+ goto error;
+
+ /* don't strip the header if vlan mode is disabled */
+ if (!priv->vlan)
+ goto recv;
+
+ /* strip header, get vlan id */
+ buf = skb->data;
+ skb_pull(skb, 2);
+
+ /* check for vlan header presence */
+ if ((buf[12 + 2] != 0x81) || (buf[13 + 2] != 0x00))
+ goto recv;
+
+ port = buf[0] & 0xf;
+
+ /* no need to fix up packets coming from a tagged source */
+ if (priv->vlan_tagged & (1 << port))
+ goto recv;
+
+ /* lookup port vid from local table, the switch passes an invalid vlan id */
+ vlan = priv->vlan_id[priv->pvid[port]];
+
+ buf[14 + 2] &= 0xf0;
+ buf[14 + 2] |= vlan >> 8;
+ buf[15 + 2] = vlan & 0xff;
+
+recv:
+ skb->protocol = eth_type_trans(skb, skb->dev);
+
+ if (napi)
+ return netif_receive_skb(skb);
+ else
+ return netif_rx(skb);
+
+error:
+ /* no vlan? eat the packet! */
+ dev_kfree_skb_any(skb);
+ return NET_RX_DROP;
+}
+
+static int
+ar8216_netif_rx(struct sk_buff *skb)
+{
+ return ar8216_mangle_rx(skb, 0);
+}
+
+static int
+ar8216_netif_receive_skb(struct sk_buff *skb)
+{
+ return ar8216_mangle_rx(skb, 1);
+}
+
+
+static struct switch_attr ar8216_globals[] = {
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "enable_vlan",
+ .description = "Enable VLAN mode",
+ .set = ar8216_set_vlan,
+ .get = ar8216_get_vlan,
+ .max = 1
+ },
+};
+
+static struct switch_attr ar8216_port[] = {
+};
+
+static struct switch_attr ar8216_vlan[] = {
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "pvid",
+ .description = "VLAN ID",
+ .set = ar8216_set_vid,
+ .get = ar8216_get_vid,
+ .max = 4094,
+ },
+};
+
+
+static int
+ar8216_get_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ u8 ports = priv->vlan_table[val->port_vlan];
+ int i;
+
+ val->len = 0;
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ struct switch_port *p;
+
+ if (!(ports & (1 << i)))
+ continue;
+
+ p = &val->value.ports[val->len++];
+ p->id = i;
+ if (priv->vlan_tagged & (1 << i))
+ p->flags = (1 << SWITCH_PORT_FLAG_TAGGED);
+ else
+ p->flags = 0;
+ }
+ return 0;
+}
+
+static int
+ar8216_set_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ u8 *vt = &priv->vlan_table[val->port_vlan];
+ int i, j;
+
+ *vt = 0;
+ for (i = 0; i < val->len; i++) {
+ struct switch_port *p = &val->value.ports[i];
+
+ if (p->flags & (1 << SWITCH_PORT_FLAG_TAGGED))
+ priv->vlan_tagged |= (1 << p->id);
+ else {
+ priv->vlan_tagged &= ~(1 << p->id);
+ priv->pvid[p->id] = val->port_vlan;
+
+ /* make sure that an untagged port does not
+ * appear in other vlans */
+ for (j = 0; j < AR8X16_MAX_VLANS; j++) {
+ if (j == val->port_vlan)
+ continue;
+ priv->vlan_table[j] &= ~(1 << p->id);
+ }
+ }
+
+ *vt |= 1 << p->id;
+ }
+ return 0;
+}
+
+static int
+ar8216_wait_bit(struct ar8216_priv *priv, int reg, u32 mask, u32 val)
+{
+ int timeout = 20;
+
+ while ((priv->read(priv, reg) & mask) != val) {
+ if (timeout-- <= 0) {
+ printk(KERN_ERR "ar8216: timeout waiting for operation to complete\n");
+ return 1;
+ }
+ }
+ return 0;
+}
+
+static void
+ar8216_vtu_op(struct ar8216_priv *priv, u32 op, u32 val)
+{
+ if (ar8216_wait_bit(priv, AR8216_REG_VTU, AR8216_VTU_ACTIVE, 0))
+ return;
+ if ((op & AR8216_VTU_OP) == AR8216_VTU_OP_LOAD) {
+ val &= AR8216_VTUDATA_MEMBER;
+ val |= AR8216_VTUDATA_VALID;
+ priv->write(priv, AR8216_REG_VTU_DATA, val);
+ }
+ op |= AR8216_VTU_ACTIVE;
+ priv->write(priv, AR8216_REG_VTU, op);
+}
+
+static int
+ar8216_hw_apply(struct switch_dev *dev)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ u8 portmask[AR8216_NUM_PORTS];
+ int i, j;
+
+ mutex_lock(&priv->reg_mutex);
+ /* flush all vlan translation unit entries */
+ ar8216_vtu_op(priv, AR8216_VTU_OP_FLUSH, 0);
+
+ memset(portmask, 0, sizeof(portmask));
+ if (priv->vlan) {
+ /* calculate the port destination masks and load vlans
+ * into the vlan translation unit */
+ for (j = 0; j < AR8X16_MAX_VLANS; j++) {
+ u8 vp = priv->vlan_table[j];
+
+ if (!vp)
+ continue;
+
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ u8 mask = (1 << i);
+ if (vp & mask)
+ portmask[i] |= vp & ~mask;
+ }
+
+ ar8216_vtu_op(priv,
+ AR8216_VTU_OP_LOAD |
+ (priv->vlan_id[j] << AR8216_VTU_VID_S),
+ priv->vlan_table[j]);
+ }
+ } else {
+ /* vlan disabled:
+ * isolate all ports, but connect them to the cpu port */
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ if (i == AR8216_PORT_CPU)
+ continue;
+
+ portmask[i] = 1 << AR8216_PORT_CPU;
+ portmask[AR8216_PORT_CPU] |= (1 << i);
+ }
+ }
+
+ /* update the port destination mask registers and tag settings */
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ int egress, ingress;
+ int pvid;
+
+ if (priv->vlan) {
+ pvid = priv->vlan_id[priv->pvid[i]];
+ } else {
+ pvid = i;
+ }
+
+ if (priv->vlan && (priv->vlan_tagged & (1 << i))) {
+ egress = AR8216_OUT_ADD_VLAN;
+ } else {
+ egress = AR8216_OUT_STRIP_VLAN;
+ }
+ if (priv->vlan) {
+ ingress = AR8216_IN_SECURE;
+ } else {
+ ingress = AR8216_IN_PORT_ONLY;
+ }
+
+ ar8216_rmw(priv, AR8216_REG_PORT_CTRL(i),
+ AR8216_PORT_CTRL_LEARN | AR8216_PORT_CTRL_VLAN_MODE |
+ AR8216_PORT_CTRL_SINGLE_VLAN | AR8216_PORT_CTRL_STATE |
+ AR8216_PORT_CTRL_HEADER | AR8216_PORT_CTRL_LEARN_LOCK,
+ AR8216_PORT_CTRL_LEARN |
+ (priv->vlan && i == AR8216_PORT_CPU && (priv->chip == AR8216) ?
+ AR8216_PORT_CTRL_HEADER : 0) |
+ (egress << AR8216_PORT_CTRL_VLAN_MODE_S) |
+ (AR8216_PORT_STATE_FORWARD << AR8216_PORT_CTRL_STATE_S));
+
+ ar8216_rmw(priv, AR8216_REG_PORT_VLAN(i),
+ AR8216_PORT_VLAN_DEST_PORTS | AR8216_PORT_VLAN_MODE |
+ AR8216_PORT_VLAN_DEFAULT_ID,
+ (portmask[i] << AR8216_PORT_VLAN_DEST_PORTS_S) |
+ (ingress << AR8216_PORT_VLAN_MODE_S) |
+ (pvid << AR8216_PORT_VLAN_DEFAULT_ID_S));
+ }
+ mutex_unlock(&priv->reg_mutex);
+ return 0;
+}
+
+static int
+ar8316_hw_init(struct ar8216_priv *priv) {
+ static int initialized;
+ int i;
+ u32 val;
+ struct mii_bus *bus;
+
+ if (initialized)
+ return 0;
+
+ val = priv->read(priv, 0x8);
+
+ if (priv->phy->interface == PHY_INTERFACE_MODE_RGMII) {
+ /* value taken from Ubiquiti RouterStation Pro */
+ if (val == 0x81461bea) {
+ /* switch already intialized by bootloader */
+ initialized = true;
+ return 0;
+ }
+ priv->write(priv, 0x8, 0x81461bea);
+ } else if (priv->phy->interface == PHY_INTERFACE_MODE_GMII) {
+ /* value taken from AVM Fritz!Box 7390 sources */
+ if (val == 0x010e5b71) {
+ /* switch already initialized by bootloader */
+ initialized = true;
+ return 0;
+ }
+ priv->write(priv, 0x8, 0x010e5b71);
+ } else {
+ /* no known value for phy interface */
+ printk(KERN_ERR "ar8316: unsupported mii mode: %d.\n",
+ priv->phy->interface);
+ return -EINVAL;
+ }
+
+ /* standard atheros magic */
+ priv->write(priv, 0x38, 0xc000050e);
+
+ /* Initialize the ports */
+ bus = priv->phy->bus;
+ for (i = 0; i < 5; i++) {
+ if ((i == 4) &&
+ priv->phy->interface == PHY_INTERFACE_MODE_RGMII) {
+ /* work around for phy4 rgmii mode */
+ bus->write(bus, i, MII_ATH_DBG_ADDR, 0x12);
+ bus->write(bus, i, MII_ATH_DBG_DATA, 0x480c);
+ /* rx delay */
+ bus->write(bus, i, MII_ATH_DBG_ADDR, 0x0);
+ bus->write(bus, i, MII_ATH_DBG_DATA, 0x824e);
+ /* tx delay */
+ bus->write(bus, i, MII_ATH_DBG_ADDR, 0x5);
+ bus->write(bus, i, MII_ATH_DBG_DATA, 0x3d47);
+ msleep(1000);
+ }
+
+ /* initialize the port itself */
+ bus->write(bus, i, MII_ADVERTISE,
+ ADVERTISE_ALL | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
+ bus->write(bus, i, MII_CTRL1000, ADVERTISE_1000FULL);
+ bus->write(bus, i, MII_BMCR, BMCR_RESET | BMCR_ANENABLE);
+ msleep(1000);
+ }
+ initialized = true;
+ return 0;
+}
+
+static int
+ar8216_reset_switch(struct switch_dev *dev)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ int i;
+
+ mutex_lock(&priv->reg_mutex);
+ memset(&priv->vlan, 0, sizeof(struct ar8216_priv) -
+ offsetof(struct ar8216_priv, vlan));
+ for (i = 0; i < AR8X16_MAX_VLANS; i++) {
+ priv->vlan_id[i] = i;
+ }
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ /* Enable port learning and tx */
+ priv->write(priv, AR8216_REG_PORT_CTRL(i),
+ AR8216_PORT_CTRL_LEARN |
+ (4 << AR8216_PORT_CTRL_STATE_S));
+
+ priv->write(priv, AR8216_REG_PORT_VLAN(i), 0);
+
+ /* Configure all PHYs */
+ if (i == AR8216_PORT_CPU) {
+ priv->write(priv, AR8216_REG_PORT_STATUS(i),
+ AR8216_PORT_STATUS_LINK_UP |
+ ((priv->chip == AR8316) ?
+ AR8216_PORT_SPEED_1000M : AR8216_PORT_SPEED_100M) |
+ AR8216_PORT_STATUS_TXMAC |
+ AR8216_PORT_STATUS_RXMAC |
+ ((priv->chip == AR8316) ? AR8216_PORT_STATUS_RXFLOW : 0) |
+ ((priv->chip == AR8316) ? AR8216_PORT_STATUS_TXFLOW : 0) |
+ AR8216_PORT_STATUS_DUPLEX);
+ } else {
+ priv->write(priv, AR8216_REG_PORT_STATUS(i),
+ AR8216_PORT_STATUS_LINK_AUTO);
+ }
+ }
+ /* XXX: undocumented magic from atheros, required! */
+ priv->write(priv, 0x38, 0xc000050e);
+
+ if (priv->chip == AR8216) {
+ ar8216_rmw(priv, AR8216_REG_GLOBAL_CTRL,
+ AR8216_GCTRL_MTU, 1518 + 8 + 2);
+ } else if (priv->chip == AR8316) {
+ /* enable jumbo frames */
+ ar8216_rmw(priv, AR8216_REG_GLOBAL_CTRL,
+ AR8316_GCTRL_MTU, 9018 + 8 + 2);
+ }
+
+ if (priv->chip == AR8316) {
+ /* enable cpu port to receive multicast and broadcast frames */
+ priv->write(priv, AR8216_REG_FLOOD_MASK, 0x003f003f);
+ }
+ mutex_unlock(&priv->reg_mutex);
+ return ar8216_hw_apply(dev);
+}
+
+static int
+ar8216_config_init(struct phy_device *pdev)
+{
+ struct ar8216_priv *priv;
+ struct net_device *dev = pdev->attached_dev;
+ int ret;
+
+ priv = kzalloc(sizeof(struct ar8216_priv), GFP_KERNEL);
+ if (priv == NULL)
+ return -ENOMEM;
+
+ priv->phy = pdev;
+
+ priv->chip = ar8216_id_chip(priv);
+
+ if (pdev->addr == 0)
+ printk(KERN_INFO "%s: AR%d switch driver attached.\n",
+ pdev->attached_dev->name, priv->chip);
+
+
+ if (pdev->addr != 0) {
+ if (priv->chip == AR8316) {
+ pdev->supported |= SUPPORTED_1000baseT_Full;
+ pdev->advertising |= ADVERTISED_1000baseT_Full;
+ }
+ kfree(priv);
+ return 0;
+ }
+
+ pdev->supported = priv->chip == AR8316 ?
+ SUPPORTED_1000baseT_Full : SUPPORTED_100baseT_Full;
+ pdev->advertising = pdev->supported;
+
+ mutex_init(&priv->reg_mutex);
+ priv->read = ar8216_mii_read;
+ priv->write = ar8216_mii_write;
+ memcpy(&priv->dev, &athdev, sizeof(struct switch_dev));
+ pdev->priv = priv;
+
+ if (priv->chip == AR8316) {
+ priv->dev.name = "Atheros AR8316";
+ priv->dev.vlans = AR8X16_MAX_VLANS;
+ /* port 5 connected to the other mac, therefore unusable */
+ priv->dev.ports = (AR8216_NUM_PORTS - 1);
+ }
+
+ if ((ret = register_switch(&priv->dev, pdev->attached_dev)) < 0) {
+ kfree(priv);
+ goto done;
+ }
+
+ if (priv->chip == AR8316) {
+ ret = ar8316_hw_init(priv);
+ if (ret) {
+ kfree(priv);
+ goto done;
+ }
+ }
+
+ ret = ar8216_reset_switch(&priv->dev);
+ if (ret) {
+ kfree(priv);
+ goto done;
+ }
+
+ dev->phy_ptr = priv;
+
+ /* VID fixup only needed on ar8216 */
+ if (pdev->addr == 0 && priv->chip == AR8216) {
+ pdev->pkt_align = 2;
+ pdev->netif_receive_skb = ar8216_netif_receive_skb;
+ pdev->netif_rx = ar8216_netif_rx;
+ priv->ndo_old = dev->netdev_ops;
+ memcpy(&priv->ndo, priv->ndo_old, sizeof(struct net_device_ops));
+ priv->ndo.ndo_start_xmit = ar8216_mangle_tx;
+ dev->netdev_ops = &priv->ndo;
+ }
+
+done:
+ return ret;
+}
+
+static int
+ar8216_read_status(struct phy_device *phydev)
+{
+ struct ar8216_priv *priv = phydev->priv;
+ int ret;
+ if (phydev->addr != 0) {
+ return genphy_read_status(phydev);
+ }
+
+ phydev->speed = priv->chip == AR8316 ? SPEED_1000 : SPEED_100;
+ phydev->duplex = DUPLEX_FULL;
+ phydev->link = 1;
+
+ /* flush the address translation unit */
+ mutex_lock(&priv->reg_mutex);
+ ret = ar8216_wait_bit(priv, AR8216_REG_ATU, AR8216_ATU_ACTIVE, 0);
+
+ if (!ret)
+ priv->write(priv, AR8216_REG_ATU, AR8216_ATU_OP_FLUSH);
+ else
+ ret = -ETIMEDOUT;
+ mutex_unlock(&priv->reg_mutex);
+
+ phydev->state = PHY_RUNNING;
+ netif_carrier_on(phydev->attached_dev);
+ phydev->adjust_link(phydev->attached_dev);
+
+ return ret;
+}
+
+static int
+ar8216_config_aneg(struct phy_device *phydev)
+{
+ if (phydev->addr == 0)
+ return 0;
+
+ return genphy_config_aneg(phydev);
+}
+
+static int
+ar8216_probe(struct phy_device *pdev)
+{
+ struct ar8216_priv priv;
+ u16 chip;
+
+ priv.phy = pdev;
+ chip = ar8216_id_chip(&priv);
+ if (chip == UNKNOWN)
+ return -ENODEV;
+
+ return 0;
+}
+
+static void
+ar8216_remove(struct phy_device *pdev)
+{
+ struct ar8216_priv *priv = pdev->priv;
+ struct net_device *dev = pdev->attached_dev;
+
+ if (!priv)
+ return;
+
+ if (priv->ndo_old && dev)
+ dev->netdev_ops = priv->ndo_old;
+ if (pdev->addr == 0)
+ unregister_switch(&priv->dev);
+ kfree(priv);
+}
+
+/* template */
+static struct switch_dev athdev = {
+ .name = "Atheros AR8216",
+ .cpu_port = AR8216_PORT_CPU,
+ .ports = AR8216_NUM_PORTS,
+ .vlans = AR8216_NUM_VLANS,
+ .attr_global = {
+ .attr = ar8216_globals,
+ .n_attr = ARRAY_SIZE(ar8216_globals),
+ },
+ .attr_port = {
+ .attr = ar8216_port,
+ .n_attr = ARRAY_SIZE(ar8216_port),
+ },
+ .attr_vlan = {
+ .attr = ar8216_vlan,
+ .n_attr = ARRAY_SIZE(ar8216_vlan),
+ },
+ .get_port_pvid = ar8216_get_pvid,
+ .set_port_pvid = ar8216_set_pvid,
+ .get_vlan_ports = ar8216_get_ports,
+ .set_vlan_ports = ar8216_set_ports,
+ .apply_config = ar8216_hw_apply,
+ .reset_switch = ar8216_reset_switch,
+};
+
+static struct phy_driver ar8216_driver = {
+ .phy_id = 0x004d0000,
+ .name = "Atheros AR8216/AR8316",
+ .phy_id_mask = 0xffff0000,
+ .features = PHY_BASIC_FEATURES,
+ .probe = ar8216_probe,
+ .remove = ar8216_remove,
+ .config_init = &ar8216_config_init,
+ .config_aneg = &ar8216_config_aneg,
+ .read_status = &ar8216_read_status,
+ .driver = { .owner = THIS_MODULE },
+};
+
+int __init
+ar8216_init(void)
+{
+ return phy_driver_register(&ar8216_driver);
+}
+
+void __exit
+ar8216_exit(void)
+{
+ phy_driver_unregister(&ar8216_driver);
+}
+
+module_init(ar8216_init);
+module_exit(ar8216_exit);
+MODULE_LICENSE("GPL");
+
diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.h b/target/linux/generic/files/drivers/net/phy/ar8216.h
new file mode 100644
index 000000000..5a8fa3c00
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/ar8216.h
@@ -0,0 +1,187 @@
+/*
+ * ar8216.h: AR8216 switch driver
+ *
+ * Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __AR8216_H
+#define __AR8216_H
+
+#define BITS(_s, _n) (((1UL << (_n)) - 1) << _s)
+
+#define AR8216_PORT_CPU 0
+#define AR8216_NUM_PORTS 6
+#define AR8216_NUM_VLANS 16
+#define AR8316_NUM_VLANS 4096
+
+/* Atheros specific MII registers */
+#define MII_ATH_DBG_ADDR 0x1d
+#define MII_ATH_DBG_DATA 0x1e
+
+#define AR8216_REG_CTRL 0x0000
+#define AR8216_CTRL_REVISION BITS(0, 8)
+#define AR8216_CTRL_REVISION_S 0
+#define AR8216_CTRL_VERSION BITS(8, 8)
+#define AR8216_CTRL_VERSION_S 8
+#define AR8216_CTRL_RESET BIT(31)
+
+#define AR8216_REG_FLOOD_MASK 0x002C
+#define AR8216_FM_UNI_DEST_PORTS BITS(0, 6)
+#define AR8216_FM_MULTI_DEST_PORTS BITS(16, 6)
+
+#define AR8216_REG_GLOBAL_CTRL 0x0030
+#define AR8216_GCTRL_MTU BITS(0, 11)
+#define AR8316_GCTRL_MTU BITS(0, 14)
+
+#define AR8216_REG_VTU 0x0040
+#define AR8216_VTU_OP BITS(0, 3)
+#define AR8216_VTU_OP_NOOP 0x0
+#define AR8216_VTU_OP_FLUSH 0x1
+#define AR8216_VTU_OP_LOAD 0x2
+#define AR8216_VTU_OP_PURGE 0x3
+#define AR8216_VTU_OP_REMOVE_PORT 0x4
+#define AR8216_VTU_ACTIVE BIT(3)
+#define AR8216_VTU_FULL BIT(4)
+#define AR8216_VTU_PORT BITS(8, 4)
+#define AR8216_VTU_PORT_S 8
+#define AR8216_VTU_VID BITS(16, 12)
+#define AR8216_VTU_VID_S 16
+#define AR8216_VTU_PRIO BITS(28, 3)
+#define AR8216_VTU_PRIO_S 28
+#define AR8216_VTU_PRIO_EN BIT(31)
+
+#define AR8216_REG_VTU_DATA 0x0044
+#define AR8216_VTUDATA_MEMBER BITS(0, 10)
+#define AR8216_VTUDATA_VALID BIT(11)
+
+#define AR8216_REG_ATU 0x0050
+#define AR8216_ATU_OP BITS(0, 3)
+#define AR8216_ATU_OP_NOOP 0x0
+#define AR8216_ATU_OP_FLUSH 0x1
+#define AR8216_ATU_OP_LOAD 0x2
+#define AR8216_ATU_OP_PURGE 0x3
+#define AR8216_ATU_OP_FLUSH_LOCKED 0x4
+#define AR8216_ATU_OP_FLUSH_UNICAST 0x5
+#define AR8216_ATU_OP_GET_NEXT 0x6
+#define AR8216_ATU_ACTIVE BIT(3)
+#define AR8216_ATU_PORT_NUM BITS(8, 4)
+#define AR8216_ATU_FULL_VIO BIT(12)
+#define AR8216_ATU_ADDR4 BITS(16, 8)
+#define AR8216_ATU_ADDR5 BITS(24, 8)
+
+#define AR8216_REG_ATU_DATA 0x0054
+#define AR8216_ATU_ADDR3 BITS(0, 8)
+#define AR8216_ATU_ADDR2 BITS(8, 8)
+#define AR8216_ATU_ADDR1 BITS(16, 8)
+#define AR8216_ATU_ADDR0 BITS(24, 8)
+
+#define AR8216_REG_ATU_CTRL 0x005C
+#define AR8216_ATU_CTRL_AGE_EN BIT(17)
+#define AR8216_ATU_CTRL_AGE_TIME BITS(0, 16)
+#define AR8216_ATU_CTRL_AGE_TIME_S 0
+
+#define AR8216_PORT_OFFSET(_i) (0x0100 * (_i + 1))
+#define AR8216_REG_PORT_STATUS(_i) (AR8216_PORT_OFFSET(_i) + 0x0000)
+#define AR8216_PORT_STATUS_SPEED BITS(0,2)
+#define AR8216_PORT_STATUS_SPEED_S 0
+#define AR8216_PORT_STATUS_TXMAC BIT(2)
+#define AR8216_PORT_STATUS_RXMAC BIT(3)
+#define AR8216_PORT_STATUS_TXFLOW BIT(4)
+#define AR8216_PORT_STATUS_RXFLOW BIT(5)
+#define AR8216_PORT_STATUS_DUPLEX BIT(6)
+#define AR8216_PORT_STATUS_LINK_UP BIT(8)
+#define AR8216_PORT_STATUS_LINK_AUTO BIT(9)
+#define AR8216_PORT_STATUS_LINK_PAUSE BIT(10)
+
+#define AR8216_REG_PORT_CTRL(_i) (AR8216_PORT_OFFSET(_i) + 0x0004)
+
+/* port forwarding state */
+#define AR8216_PORT_CTRL_STATE BITS(0, 3)
+#define AR8216_PORT_CTRL_STATE_S 0
+
+#define AR8216_PORT_CTRL_LEARN_LOCK BIT(7)
+
+/* egress 802.1q mode */
+#define AR8216_PORT_CTRL_VLAN_MODE BITS(8, 2)
+#define AR8216_PORT_CTRL_VLAN_MODE_S 8
+
+#define AR8216_PORT_CTRL_IGMP_SNOOP BIT(10)
+#define AR8216_PORT_CTRL_HEADER BIT(11)
+#define AR8216_PORT_CTRL_MAC_LOOP BIT(12)
+#define AR8216_PORT_CTRL_SINGLE_VLAN BIT(13)
+#define AR8216_PORT_CTRL_LEARN BIT(14)
+#define AR8216_PORT_CTRL_MIRROR_TX BIT(16)
+#define AR8216_PORT_CTRL_MIRROR_RX BIT(17)
+
+#define AR8216_REG_PORT_VLAN(_i) (AR8216_PORT_OFFSET(_i) + 0x0008)
+
+#define AR8216_PORT_VLAN_DEFAULT_ID BITS(0, 12)
+#define AR8216_PORT_VLAN_DEFAULT_ID_S 0
+
+#define AR8216_PORT_VLAN_DEST_PORTS BITS(16, 9)
+#define AR8216_PORT_VLAN_DEST_PORTS_S 16
+
+/* bit0 added to the priority field of egress frames */
+#define AR8216_PORT_VLAN_TX_PRIO BIT(27)
+
+/* port default priority */
+#define AR8216_PORT_VLAN_PRIORITY BITS(28, 2)
+#define AR8216_PORT_VLAN_PRIORITY_S 28
+
+/* ingress 802.1q mode */
+#define AR8216_PORT_VLAN_MODE BITS(30, 2)
+#define AR8216_PORT_VLAN_MODE_S 30
+
+#define AR8216_REG_PORT_RATE(_i) (AR8216_PORT_OFFSET(_i) + 0x000c)
+#define AR8216_REG_PORT_PRIO(_i) (AR8216_PORT_OFFSET(_i) + 0x0010)
+
+/* port speed */
+enum {
+ AR8216_PORT_SPEED_10M = 0,
+ AR8216_PORT_SPEED_100M = 1,
+ AR8216_PORT_SPEED_1000M = 2,
+ AR8216_PORT_SPEED_ERR = 3,
+};
+
+/* ingress 802.1q mode */
+enum {
+ AR8216_IN_PORT_ONLY = 0,
+ AR8216_IN_PORT_FALLBACK = 1,
+ AR8216_IN_VLAN_ONLY = 2,
+ AR8216_IN_SECURE = 3
+};
+
+/* egress 802.1q mode */
+enum {
+ AR8216_OUT_KEEP = 0,
+ AR8216_OUT_STRIP_VLAN = 1,
+ AR8216_OUT_ADD_VLAN = 2
+};
+
+/* port forwarding state */
+enum {
+ AR8216_PORT_STATE_DISABLED = 0,
+ AR8216_PORT_STATE_BLOCK = 1,
+ AR8216_PORT_STATE_LISTEN = 2,
+ AR8216_PORT_STATE_LEARN = 3,
+ AR8216_PORT_STATE_FORWARD = 4
+};
+
+/* device */
+enum {
+ UNKNOWN = 0,
+ AR8216 = 8216,
+ AR8316 = 8316
+};
+
+#endif
diff --git a/target/linux/generic/files/drivers/net/phy/ip17xx.c b/target/linux/generic/files/drivers/net/phy/ip17xx.c
new file mode 100644
index 000000000..262123a57
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/ip17xx.c
@@ -0,0 +1,1399 @@
+/*
+ * ip17xx.c: Swconfig configuration for IC+ IP17xx switch family
+ *
+ * Copyright (C) 2008 Patrick Horn <patrick.horn@gmail.com>
+ * Copyright (C) 2008, 2010 Martin Mares <mj@ucw.cz>
+ * Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/skbuff.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+#include <linux/delay.h>
+#include <linux/switch.h>
+#include <linux/device.h>
+
+#define MAX_VLANS 16
+#define MAX_PORTS 9
+#undef DUMP_MII_IO
+
+typedef struct ip17xx_reg {
+ u16 p; // phy
+ u16 m; // mii
+} reg;
+typedef char bitnum;
+
+#define NOTSUPPORTED {-1,-1}
+
+#define REG_SUPP(x) (((x).m != ((u16)-1)) && ((x).p != (u16)-1))
+
+struct ip17xx_state;
+
+/*********** CONSTANTS ***********/
+struct register_mappings {
+ char *NAME;
+ u16 MODEL_NO; // Compare to bits 4-9 of MII register 0,3.
+ bitnum NUM_PORTS;
+ bitnum CPU_PORT;
+
+/* The default VLAN for each port.
+ Default: 0x0001 for Ports 0,1,2,3
+ 0x0002 for Ports 4,5 */
+ reg VLAN_DEFAULT_TAG_REG[MAX_PORTS];
+
+/* These ports are tagged.
+ Default: 0x00 */
+ reg ADD_TAG_REG;
+ reg REMOVE_TAG_REG;
+ bitnum ADD_TAG_BIT[MAX_PORTS];
+/* These ports are untagged.
+ Default: 0x00 (i.e. do not alter any VLAN tags...)
+ Maybe set to 0 if user disables VLANs. */
+ bitnum REMOVE_TAG_BIT[MAX_PORTS];
+
+/* Port M and Port N are on the same VLAN.
+ Default: All ports on all VLANs. */
+// Use register {29, 19+N/2}
+ reg VLAN_LOOKUP_REG;
+// Port 5 uses register {30, 18} but same as odd bits.
+ reg VLAN_LOOKUP_REG_5; // in a different register on IP175C.
+ bitnum VLAN_LOOKUP_EVEN_BIT[MAX_PORTS];
+ bitnum VLAN_LOOKUP_ODD_BIT[MAX_PORTS];
+
+/* This VLAN corresponds to which ports.
+ Default: 0x2f,0x30,0x3f,0x3f... */
+ reg TAG_VLAN_MASK_REG;
+ bitnum TAG_VLAN_MASK_EVEN_BIT[MAX_PORTS];
+ bitnum TAG_VLAN_MASK_ODD_BIT[MAX_PORTS];
+
+ int RESET_VAL;
+ reg RESET_REG;
+
+ reg MODE_REG;
+ int MODE_VAL;
+
+/* General flags */
+ reg ROUTER_CONTROL_REG;
+ reg VLAN_CONTROL_REG;
+ bitnum TAG_VLAN_BIT;
+ bitnum ROUTER_EN_BIT;
+ bitnum NUMLAN_GROUPS_MAX;
+ bitnum NUMLAN_GROUPS_BIT;
+
+ reg MII_REGISTER_EN;
+ bitnum MII_REGISTER_EN_BIT;
+
+ // set to 1 for 178C, 0 for 175C.
+ bitnum SIMPLE_VLAN_REGISTERS; // 175C has two vlans per register but 178C has only one.
+
+ // Pointers to functions which manipulate hardware state
+ int (*update_state)(struct ip17xx_state *state);
+ int (*set_vlan_mode)(struct ip17xx_state *state);
+ int (*reset)(struct ip17xx_state *state);
+};
+
+static int ip175c_update_state(struct ip17xx_state *state);
+static int ip175c_set_vlan_mode(struct ip17xx_state *state);
+static int ip175c_reset(struct ip17xx_state *state);
+
+static const struct register_mappings IP178C = {
+ .NAME = "IP178C",
+ .MODEL_NO = 0x18,
+ .VLAN_DEFAULT_TAG_REG = {
+ {30,3},{30,4},{30,5},{30,6},{30,7},{30,8},
+ {30,9},{30,10},{30,11},
+ },
+
+ .ADD_TAG_REG = {30,12},
+ .ADD_TAG_BIT = {0,1,2,3,4,5,6,7,8},
+ .REMOVE_TAG_REG = {30,13},
+ .REMOVE_TAG_BIT = {4,5,6,7,8,9,10,11,12},
+
+ .SIMPLE_VLAN_REGISTERS = 1,
+
+ .VLAN_LOOKUP_REG = {31,0},// +N
+ .VLAN_LOOKUP_REG_5 = NOTSUPPORTED, // not used with SIMPLE_VLAN_REGISTERS
+ .VLAN_LOOKUP_EVEN_BIT = {0,1,2,3,4,5,6,7,8},
+ .VLAN_LOOKUP_ODD_BIT = {0,1,2,3,4,5,6,7,8},
+
+ .TAG_VLAN_MASK_REG = {30,14}, // +N
+ .TAG_VLAN_MASK_EVEN_BIT = {0,1,2,3,4,5,6,7,8},
+ .TAG_VLAN_MASK_ODD_BIT = {0,1,2,3,4,5,6,7,8},
+
+ .RESET_VAL = 0x55AA,
+ .RESET_REG = {30,0},
+ .MODE_VAL = 0,
+ .MODE_REG = NOTSUPPORTED,
+
+ .ROUTER_CONTROL_REG = {30,30},
+ .ROUTER_EN_BIT = 11,
+ .NUMLAN_GROUPS_MAX = 8,
+ .NUMLAN_GROUPS_BIT = 8, // {0-2}
+
+ .VLAN_CONTROL_REG = {30,13},
+ .TAG_VLAN_BIT = 3,
+
+ .CPU_PORT = 8,
+ .NUM_PORTS = 9,
+
+ .MII_REGISTER_EN = NOTSUPPORTED,
+
+ .update_state = ip175c_update_state,
+ .set_vlan_mode = ip175c_set_vlan_mode,
+ .reset = ip175c_reset,
+};
+
+static const struct register_mappings IP175C = {
+ .NAME = "IP175C",
+ .MODEL_NO = 0x18,
+ .VLAN_DEFAULT_TAG_REG = {
+ {29,24},{29,25},{29,26},{29,27},{29,28},{29,30},
+ NOTSUPPORTED,NOTSUPPORTED,NOTSUPPORTED
+ },
+
+ .ADD_TAG_REG = {29,23},
+ .REMOVE_TAG_REG = {29,23},
+ .ADD_TAG_BIT = {11,12,13,14,15,1,-1,-1,-1},
+ .REMOVE_TAG_BIT = {6,7,8,9,10,0,-1,-1,-1},
+
+ .SIMPLE_VLAN_REGISTERS = 0,
+
+ .VLAN_LOOKUP_REG = {29,19},// +N/2
+ .VLAN_LOOKUP_REG_5 = {30,18},
+ .VLAN_LOOKUP_EVEN_BIT = {8,9,10,11,12,15,-1,-1,-1},
+ .VLAN_LOOKUP_ODD_BIT = {0,1,2,3,4,7,-1,-1,-1},
+
+ .TAG_VLAN_MASK_REG = {30,1}, // +N/2
+ .TAG_VLAN_MASK_EVEN_BIT = {0,1,2,3,4,5,-1,-1,-1},
+ .TAG_VLAN_MASK_ODD_BIT = {8,9,10,11,12,13,-1,-1,-1},
+
+ .RESET_VAL = 0x175C,
+ .RESET_REG = {30,0},
+ .MODE_VAL = 0x175C,
+ .MODE_REG = {29,31},
+
+ .ROUTER_CONTROL_REG = {30,9},
+ .ROUTER_EN_BIT = 3,
+ .NUMLAN_GROUPS_MAX = 8,
+ .NUMLAN_GROUPS_BIT = 0, // {0-2}
+
+ .VLAN_CONTROL_REG = {30,9},
+ .TAG_VLAN_BIT = 7,
+
+ .NUM_PORTS = 6,
+ .CPU_PORT = 5,
+
+ .MII_REGISTER_EN = NOTSUPPORTED,
+
+ .update_state = ip175c_update_state,
+ .set_vlan_mode = ip175c_set_vlan_mode,
+ .reset = ip175c_reset,
+};
+
+static const struct register_mappings IP175A = {
+ .NAME = "IP175A",
+ .MODEL_NO = 0x05,
+ .VLAN_DEFAULT_TAG_REG = {
+ {0,24},{0,25},{0,26},{0,27},{0,28},NOTSUPPORTED,
+ NOTSUPPORTED,NOTSUPPORTED,NOTSUPPORTED
+ },
+
+ .ADD_TAG_REG = {0,23},
+ .REMOVE_TAG_REG = {0,23},
+ .ADD_TAG_BIT = {11,12,13,14,15,-1,-1,-1,-1},
+ .REMOVE_TAG_BIT = {6,7,8,9,10,-1,-1,-1,-1},
+
+ .SIMPLE_VLAN_REGISTERS = 0,
+
+ // Only programmable via EEPROM
+ .VLAN_LOOKUP_REG = NOTSUPPORTED,// +N/2
+ .VLAN_LOOKUP_REG_5 = NOTSUPPORTED,
+ .VLAN_LOOKUP_EVEN_BIT = {8,9,10,11,12,-1,-1,-1,-1},
+ .VLAN_LOOKUP_ODD_BIT = {0,1,2,3,4,-1,-1,-1,-1},
+
+ .TAG_VLAN_MASK_REG = NOTSUPPORTED, // +N/2,
+ .TAG_VLAN_MASK_EVEN_BIT = {-1,-1,-1,-1,-1,-1,-1,-1,-1},
+ .TAG_VLAN_MASK_ODD_BIT = {-1,-1,-1,-1,-1,-1,-1,-1,-1},
+
+ .RESET_VAL = -1,
+ .RESET_REG = NOTSUPPORTED,
+ .MODE_VAL = 0,
+ .MODE_REG = NOTSUPPORTED,
+
+ .ROUTER_CONTROL_REG = NOTSUPPORTED,
+ .VLAN_CONTROL_REG = NOTSUPPORTED,
+ .TAG_VLAN_BIT = -1,
+ .ROUTER_EN_BIT = -1,
+ .NUMLAN_GROUPS_MAX = -1,
+ .NUMLAN_GROUPS_BIT = -1, // {0-2}
+
+ .NUM_PORTS = 5,
+ .CPU_PORT = 4,
+
+ .MII_REGISTER_EN = {0, 18},
+ .MII_REGISTER_EN_BIT = 7,
+
+ .update_state = ip175c_update_state,
+ .set_vlan_mode = ip175c_set_vlan_mode,
+ .reset = ip175c_reset,
+};
+
+
+static int ip175d_update_state(struct ip17xx_state *state);
+static int ip175d_set_vlan_mode(struct ip17xx_state *state);
+static int ip175d_reset(struct ip17xx_state *state);
+
+static const struct register_mappings IP175D = {
+ .NAME = "IP175D",
+ .MODEL_NO = 0x18,
+
+ // The IP175D has a completely different interface, so we leave most
+ // of the registers undefined and switch to different code paths.
+
+ .VLAN_DEFAULT_TAG_REG = {
+ NOTSUPPORTED,NOTSUPPORTED,NOTSUPPORTED,NOTSUPPORTED,
+ NOTSUPPORTED,NOTSUPPORTED,NOTSUPPORTED,NOTSUPPORTED,
+ },
+
+ .ADD_TAG_REG = NOTSUPPORTED,
+ .REMOVE_TAG_REG = NOTSUPPORTED,
+
+ .SIMPLE_VLAN_REGISTERS = 0,
+
+ .VLAN_LOOKUP_REG = NOTSUPPORTED,
+ .VLAN_LOOKUP_REG_5 = NOTSUPPORTED,
+ .TAG_VLAN_MASK_REG = NOTSUPPORTED,
+
+ .RESET_VAL = 0x175D,
+ .RESET_REG = {20,2},
+ .MODE_REG = NOTSUPPORTED,
+
+ .ROUTER_CONTROL_REG = NOTSUPPORTED,
+ .ROUTER_EN_BIT = -1,
+ .NUMLAN_GROUPS_BIT = -1,
+
+ .VLAN_CONTROL_REG = NOTSUPPORTED,
+ .TAG_VLAN_BIT = -1,
+
+ .NUM_PORTS = 6,
+ .CPU_PORT = 5,
+
+ .MII_REGISTER_EN = NOTSUPPORTED,
+
+ .update_state = ip175d_update_state,
+ .set_vlan_mode = ip175d_set_vlan_mode,
+ .reset = ip175d_reset,
+};
+
+struct ip17xx_state {
+ struct switch_dev dev;
+ struct mii_bus *mii_bus;
+ bool registered;
+
+ int router_mode; // ROUTER_EN
+ int vlan_enabled; // TAG_VLAN_EN
+ struct port_state {
+ u16 pvid;
+ unsigned int shareports;
+ } ports[MAX_PORTS];
+ unsigned int add_tag;
+ unsigned int remove_tag;
+ int num_vlans;
+ struct vlan_state {
+ unsigned int ports;
+ unsigned int tag; // VLAN tag (IP175D only)
+ } vlans[MAX_VLANS];
+ const struct register_mappings *regs;
+ reg proc_mii; // phy/reg for the low level register access via swconfig
+
+ char buf[80];
+};
+
+
+static int ip_phy_read(struct ip17xx_state *state, int port, int reg)
+{
+ int val = mdiobus_read(state->mii_bus, port, reg);
+ if (val < 0)
+ pr_warning("IP17xx: Unable to get MII register %d,%d: error %d\n", port, reg, -val);
+#ifdef DUMP_MII_IO
+ else
+ pr_debug("IP17xx: Read MII(%d,%d) -> %04x\n", port, reg, val);
+#endif
+ return val;
+}
+
+static int ip_phy_write(struct ip17xx_state *state, int port, int reg, u16 val)
+{
+ int err;
+
+#ifdef DUMP_MII_IO
+ pr_debug("IP17xx: Write MII(%d,%d) <- %04x\n", port, reg, val);
+#endif
+ err = mdiobus_write(state->mii_bus, port, reg, val);
+ if (err < 0)
+ pr_warning("IP17xx: Unable to write MII register %d,%d: error %d\n", port, reg, -err);
+ return err;
+}
+
+static int ip_phy_write_masked(struct ip17xx_state *state, int port, int reg, unsigned int mask, unsigned int data)
+{
+ int val = ip_phy_read(state, port, reg);
+ if (val < 0)
+ return 0;
+ return ip_phy_write(state, port, reg, (val & ~mask) | data);
+}
+
+static int getPhy(struct ip17xx_state *state, reg mii)
+{
+ if (!REG_SUPP(mii))
+ return -EFAULT;
+ return ip_phy_read(state, mii.p, mii.m);
+}
+
+static int setPhy(struct ip17xx_state *state, reg mii, u16 value)
+{
+ int err;
+
+ if (!REG_SUPP(mii))
+ return -EFAULT;
+ err = ip_phy_write(state, mii.p, mii.m, value);
+ if (err < 0)
+ return err;
+ getPhy(state, mii);
+ return 0;
+}
+
+
+/**
+ * These two macros are to simplify the mapping of logical bits to the bits in hardware.
+ * NOTE: these macros will return if there is an error!
+ */
+
+#define GET_PORT_BITS(state, bits, addr, bit_lookup) \
+ do { \
+ int i, val = getPhy((state), (addr)); \
+ if (val < 0) \
+ return val; \
+ (bits) = 0; \
+ for (i = 0; i < MAX_PORTS; i++) { \
+ if ((bit_lookup)[i] == -1) continue; \
+ if (val & (1<<(bit_lookup)[i])) \
+ (bits) |= (1<<i); \
+ } \
+ } while (0)
+
+#define SET_PORT_BITS(state, bits, addr, bit_lookup) \
+ do { \
+ int i, val = getPhy((state), (addr)); \
+ if (val < 0) \
+ return val; \
+ for (i = 0; i < MAX_PORTS; i++) { \
+ unsigned int newmask = ((bits)&(1<<i)); \
+ if ((bit_lookup)[i] == -1) continue; \
+ val &= ~(1<<(bit_lookup)[i]); \
+ val |= ((newmask>>i)<<(bit_lookup)[i]); \
+ } \
+ val = setPhy((state), (addr), val); \
+ if (val < 0) \
+ return val; \
+ } while (0)
+
+
+static int get_model(struct ip17xx_state *state)
+{
+ int id1, id2;
+ int oui_id, model_no, rev_no, chip_no;
+
+ id1 = ip_phy_read(state, 0, 2);
+ id2 = ip_phy_read(state, 0, 3);
+ oui_id = (id1 << 6) | ((id2 >> 10) & 0x3f);
+ model_no = (id2 >> 4) & 0x3f;
+ rev_no = id2 & 0xf;
+ pr_debug("IP17xx: Identified oui=%06x model=%02x rev=%X\n", oui_id, model_no, rev_no);
+
+ if (oui_id != 0x0090c3) // No other oui_id should have reached us anyway
+ return -ENODEV;
+
+ if (model_no == IP175A.MODEL_NO) {
+ state->regs = &IP175A;
+ } else if (model_no == IP175C.MODEL_NO) {
+ /*
+ * Several models share the same model_no:
+ * 178C has more PHYs, so we try whether the device responds to a read from PHY5
+ * 175D has a new chip ID register
+ * 175C has neither
+ */
+ if (ip_phy_read(state, 5, 2) == 0x0243) {
+ state->regs = &IP178C;
+ } else {
+ chip_no = ip_phy_read(state, 20, 0);
+ pr_debug("IP17xx: Chip ID register reads %04x\n", chip_no);
+ if (chip_no == 0x175d) {
+ state->regs = &IP175D;
+ } else {
+ state->regs = &IP175C;
+ }
+ }
+ } else {
+ pr_warning("IP17xx: Found an unknown IC+ switch with model number %02x, revision %X.\n", model_no, rev_no);
+ return -EPERM;
+ }
+ return 0;
+}
+
+/*** Low-level functions for the older models ***/
+
+/** Only set vlan and router flags in the switch **/
+static int ip175c_set_flags(struct ip17xx_state *state)
+{
+ int val;
+
+ if (!REG_SUPP(state->regs->ROUTER_CONTROL_REG)) {
+ return 0;
+ }
+
+ val = getPhy(state, state->regs->ROUTER_CONTROL_REG);
+ if (val < 0) {
+ return val;
+ }
+ if (state->regs->ROUTER_EN_BIT >= 0) {
+ if (state->router_mode) {
+ val |= (1<<state->regs->ROUTER_EN_BIT);
+ } else {
+ val &= (~(1<<state->regs->ROUTER_EN_BIT));
+ }
+ }
+ if (state->regs->TAG_VLAN_BIT >= 0) {
+ if (state->vlan_enabled) {
+ val |= (1<<state->regs->TAG_VLAN_BIT);
+ } else {
+ val &= (~(1<<state->regs->TAG_VLAN_BIT));
+ }
+ }
+ if (state->regs->NUMLAN_GROUPS_BIT >= 0) {
+ val &= (~((state->regs->NUMLAN_GROUPS_MAX-1)<<state->regs->NUMLAN_GROUPS_BIT));
+ if (state->num_vlans > state->regs->NUMLAN_GROUPS_MAX) {
+ val |= state->regs->NUMLAN_GROUPS_MAX << state->regs->NUMLAN_GROUPS_BIT;
+ } else if (state->num_vlans >= 1) {
+ val |= (state->num_vlans-1) << state->regs->NUMLAN_GROUPS_BIT;
+ }
+ }
+ return setPhy(state, state->regs->ROUTER_CONTROL_REG, val);
+}
+
+/** Set all VLAN and port state. Usually you should call "correct_vlan_state" first. **/
+static int ip175c_set_state(struct ip17xx_state *state)
+{
+ int j;
+ int i;
+ SET_PORT_BITS(state, state->add_tag,
+ state->regs->ADD_TAG_REG, state->regs->ADD_TAG_BIT);
+ SET_PORT_BITS(state, state->remove_tag,
+ state->regs->REMOVE_TAG_REG, state->regs->REMOVE_TAG_BIT);
+
+ if (REG_SUPP(state->regs->VLAN_LOOKUP_REG)) {
+ for (j=0; j<state->regs->NUM_PORTS; j++) {
+ reg addr;
+ const bitnum *bit_lookup = (j%2==0)?
+ state->regs->VLAN_LOOKUP_EVEN_BIT:
+ state->regs->VLAN_LOOKUP_ODD_BIT;
+
+ addr = state->regs->VLAN_LOOKUP_REG;
+ if (state->regs->SIMPLE_VLAN_REGISTERS) {
+ addr.m += j;
+ } else {
+ switch (j) {
+ case 0:
+ case 1:
+ break;
+ case 2:
+ case 3:
+ addr.m+=1;
+ break;
+ case 4:
+ addr.m+=2;
+ break;
+ case 5:
+ addr = state->regs->VLAN_LOOKUP_REG_5;
+ break;
+ default:
+ addr.m = -1; // shouldn't get here, but...
+ break;
+ }
+ }
+ //printf("shareports for %d is %02X\n",j,state->ports[j].shareports);
+ if (REG_SUPP(addr)) {
+ SET_PORT_BITS(state, state->ports[j].shareports, addr, bit_lookup);
+ }
+ }
+ }
+ if (REG_SUPP(state->regs->TAG_VLAN_MASK_REG)) {
+ for (j=0; j<MAX_VLANS; j++) {
+ reg addr = state->regs->TAG_VLAN_MASK_REG;
+ const bitnum *bit_lookup = (j%2==0)?
+ state->regs->TAG_VLAN_MASK_EVEN_BIT:
+ state->regs->TAG_VLAN_MASK_ODD_BIT;
+ unsigned int vlan_mask;
+ if (state->regs->SIMPLE_VLAN_REGISTERS) {
+ addr.m += j;
+ } else {
+ addr.m += j/2;
+ }
+ vlan_mask = state->vlans[j].ports;
+ SET_PORT_BITS(state, vlan_mask, addr, bit_lookup);
+ }
+ }
+
+ for (i=0; i<MAX_PORTS; i++) {
+ if (REG_SUPP(state->regs->VLAN_DEFAULT_TAG_REG[i])) {
+ int err = setPhy(state, state->regs->VLAN_DEFAULT_TAG_REG[i],
+ state->ports[i].pvid);
+ if (err < 0) {
+ return err;
+ }
+ }
+ }
+
+ return ip175c_set_flags(state);
+}
+
+/**
+ * Uses only the VLAN port mask and the add tag mask to generate the other fields:
+ * which ports are part of the same VLAN, removing vlan tags, and VLAN tag ids.
+ */
+static void ip175c_correct_vlan_state(struct ip17xx_state *state)
+{
+ int i, j;
+ state->num_vlans = 0;
+ for (i=0; i<MAX_VLANS; i++) {
+ if (state->vlans[i].ports != 0) {
+ state->num_vlans = i+1; // Hack -- we need to store the "set" vlans somewhere...
+ }
+ }
+
+ for (i=0; i<state->regs->NUM_PORTS; i++) {
+ unsigned int portmask = (1<<i);
+ if (!state->vlan_enabled) {
+ // Share with everybody!
+ state->ports[i].shareports = (1<<state->regs->NUM_PORTS)-1;
+ continue;
+ }
+ state->ports[i].shareports = portmask;
+ for (j=0; j<MAX_VLANS; j++) {
+ if (state->vlans[j].ports & portmask)
+ state->ports[i].shareports |= state->vlans[j].ports;
+ }
+ }
+}
+
+static int ip175c_update_state(struct ip17xx_state *state)
+{
+ ip175c_correct_vlan_state(state);
+ return ip175c_set_state(state);
+}
+
+static int ip175c_set_vlan_mode(struct ip17xx_state *state)
+{
+ return ip175c_update_state(state);
+}
+
+static int ip175c_reset(struct ip17xx_state *state)
+{
+ int err;
+
+ if (REG_SUPP(state->regs->MODE_REG)) {
+ err = setPhy(state, state->regs->MODE_REG, state->regs->MODE_VAL);
+ if (err < 0)
+ return err;
+ err = getPhy(state, state->regs->MODE_REG);
+ if (err < 0)
+ return err;
+ }
+
+ return ip175c_update_state(state);
+}
+
+/*** Low-level functions for IP175D ***/
+
+static int ip175d_update_state(struct ip17xx_state *state)
+{
+ unsigned int filter_mask = 0;
+ unsigned int ports[16], add[16], rem[16];
+ int i, j;
+ int err = 0;
+
+ for (i = 0; i < 16; i++) {
+ ports[i] = 0;
+ add[i] = 0;
+ rem[i] = 0;
+ if (!state->vlan_enabled) {
+ err |= ip_phy_write(state, 22, 14+i, i+1); // default tags
+ ports[i] = 0x3f;
+ continue;
+ }
+ if (!state->vlans[i].tag) {
+ // Reset the filter
+ err |= ip_phy_write(state, 22, 14+i, 0); // tag
+ continue;
+ }
+ filter_mask |= 1 << i;
+ err |= ip_phy_write(state, 22, 14+i, state->vlans[i].tag);
+ ports[i] = state->vlans[i].ports;
+ for (j = 0; j < 6; j++) {
+ if (ports[i] & (1 << j)) {
+ if (state->add_tag & (1 << j))
+ add[i] |= 1 << j;
+ if (state->remove_tag & (1 << j))
+ rem[i] |= 1 << j;
+ }
+ }
+ }
+
+ // Port masks, tag adds and removals
+ for (i = 0; i < 8; i++) {
+ err |= ip_phy_write(state, 23, i, ports[2*i] | (ports[2*i+1] << 8));
+ err |= ip_phy_write(state, 23, 8+i, add[2*i] | (add[2*i+1] << 8));
+ err |= ip_phy_write(state, 23, 16+i, rem[2*i] | (rem[2*i+1] << 8));
+ }
+ err |= ip_phy_write(state, 22, 10, filter_mask);
+
+ // Default VLAN tag for each port
+ for (i = 0; i < 6; i++)
+ err |= ip_phy_write(state, 22, 4+i, state->vlans[state->ports[i].pvid].tag);
+
+ return (err ? -EIO : 0);
+}
+
+static int ip175d_set_vlan_mode(struct ip17xx_state *state)
+{
+ int i;
+ int err = 0;
+
+ if (state->vlan_enabled) {
+ // VLAN classification rules: tag-based VLANs, use VID to classify,
+ // drop packets that cannot be classified.
+ err |= ip_phy_write_masked(state, 22, 0, 0x3fff, 0x003f);
+
+ // Ingress rules: CFI=1 dropped, null VID is untagged, VID=1 passed,
+ // VID=0xfff discarded, admin both tagged and untagged, ingress
+ // filters enabled.
+ err |= ip_phy_write_masked(state, 22, 1, 0x0fff, 0x0c3f);
+
+ // Egress rules: IGMP processing off, keep VLAN header off
+ err |= ip_phy_write_masked(state, 22, 2, 0x0fff, 0x0000);
+ } else {
+ // VLAN classification rules: everything off & clear table
+ err |= ip_phy_write_masked(state, 22, 0, 0xbfff, 0x8000);
+
+ // Ingress and egress rules: set to defaults
+ err |= ip_phy_write_masked(state, 22, 1, 0x0fff, 0x0c3f);
+ err |= ip_phy_write_masked(state, 22, 2, 0x0fff, 0x0000);
+ }
+
+ // Reset default VLAN for each port to 0
+ for (i = 0; i < 6; i++)
+ state->ports[i].pvid = 0;
+
+ err |= ip175d_update_state(state);
+
+ return (err ? -EIO : 0);
+}
+
+static int ip175d_reset(struct ip17xx_state *state)
+{
+ int err = 0;
+
+ // Disable the special tagging mode
+ err |= ip_phy_write_masked(state, 21, 22, 0x0003, 0x0000);
+
+ // Set 802.1q protocol type
+ err |= ip_phy_write(state, 22, 3, 0x8100);
+
+ state->vlan_enabled = 0;
+ err |= ip175d_set_vlan_mode(state);
+
+ return (err ? -EIO : 0);
+}
+
+/*** High-level functions ***/
+
+static int ip17xx_get_enable_vlan(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+
+ val->value.i = state->vlan_enabled;
+ return 0;
+}
+
+static void ip17xx_reset_vlan_config(struct ip17xx_state *state)
+{
+ int i;
+
+ state->remove_tag = (state->vlan_enabled ? ((1<<state->regs->NUM_PORTS)-1) : 0x0000);
+ state->add_tag = 0x0000;
+ for (i = 0; i < MAX_VLANS; i++) {
+ state->vlans[i].ports = 0x0000;
+ state->vlans[i].tag = (i ? i : 16);
+ }
+ for (i = 0; i < MAX_PORTS; i++)
+ state->ports[i].pvid = 0;
+}
+
+static int ip17xx_set_enable_vlan(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int enable;
+
+ enable = val->value.i;
+ if (state->vlan_enabled == enable) {
+ // Do not change any state.
+ return 0;
+ }
+ state->vlan_enabled = enable;
+
+ // Otherwise, if we are switching state, set fields to a known default.
+ ip17xx_reset_vlan_config(state);
+
+ return state->regs->set_vlan_mode(state);
+}
+
+static int ip17xx_get_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int b;
+ int ind;
+ unsigned int ports;
+
+ if (val->port_vlan >= dev->vlans || val->port_vlan < 0)
+ return -EINVAL;
+
+ ports = state->vlans[val->port_vlan].ports;
+ b = 0;
+ ind = 0;
+ while (b < MAX_PORTS) {
+ if (ports&1) {
+ int istagged = ((state->add_tag >> b) & 1);
+ val->value.ports[ind].id = b;
+ val->value.ports[ind].flags = (istagged << SWITCH_PORT_FLAG_TAGGED);
+ ind++;
+ }
+ b++;
+ ports >>= 1;
+ }
+ val->len = ind;
+
+ return 0;
+}
+
+static int ip17xx_set_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int i;
+
+ if (val->port_vlan >= dev->vlans || val->port_vlan < 0)
+ return -EINVAL;
+
+ state->vlans[val->port_vlan].ports = 0;
+ for (i = 0; i < val->len; i++) {
+ unsigned int bitmask = (1<<val->value.ports[i].id);
+ state->vlans[val->port_vlan].ports |= bitmask;
+ if (val->value.ports[i].flags & (1<<SWITCH_PORT_FLAG_TAGGED)) {
+ state->add_tag |= bitmask;
+ state->remove_tag &= (~bitmask);
+ } else {
+ state->add_tag &= (~bitmask);
+ state->remove_tag |= bitmask;
+ }
+ }
+
+ return state->regs->update_state(state);
+}
+
+static int ip17xx_apply(struct switch_dev *dev)
+{
+ struct ip17xx_state *state = dev->priv;
+
+ if (REG_SUPP(state->regs->MII_REGISTER_EN)) {
+ int val = getPhy(state, state->regs->MII_REGISTER_EN);
+ if (val < 0) {
+ return val;
+ }
+ val |= (1<<state->regs->MII_REGISTER_EN_BIT);
+ return setPhy(state, state->regs->MII_REGISTER_EN, val);
+ }
+ return 0;
+}
+
+static int ip17xx_reset(struct switch_dev *dev)
+{
+ struct ip17xx_state *state = dev->priv;
+ int i, err;
+
+ if (REG_SUPP(state->regs->RESET_REG)) {
+ err = setPhy(state, state->regs->RESET_REG, state->regs->RESET_VAL);
+ if (err < 0)
+ return err;
+ err = getPhy(state, state->regs->RESET_REG);
+
+ /*
+ * Data sheet specifies reset period to be 2 msec.
+ * (I don't see any mention of the 2ms delay in the IP178C spec, only
+ * in IP175C, but it can't hurt.)
+ */
+ mdelay(2);
+ }
+
+ /* reset switch ports */
+ for (i = 0; i < state->regs->NUM_PORTS-1; i++) {
+ err = ip_phy_write(state, i, MII_BMCR, BMCR_RESET);
+ if (err < 0)
+ return err;
+ }
+
+ state->router_mode = 0;
+ state->vlan_enabled = 0;
+ ip17xx_reset_vlan_config(state);
+
+ return state->regs->reset(state);
+}
+
+static int ip17xx_get_tagged(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+
+ if (state->add_tag & (1<<val->port_vlan)) {
+ if (state->remove_tag & (1<<val->port_vlan))
+ val->value.i = 3; // shouldn't ever happen.
+ else
+ val->value.i = 1;
+ } else {
+ if (state->remove_tag & (1<<val->port_vlan))
+ val->value.i = 0;
+ else
+ val->value.i = 2;
+ }
+ return 0;
+}
+
+static int ip17xx_set_tagged(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+
+ state->add_tag &= ~(1<<val->port_vlan);
+ state->remove_tag &= ~(1<<val->port_vlan);
+
+ if (val->value.i == 0)
+ state->remove_tag |= (1<<val->port_vlan);
+ if (val->value.i == 1)
+ state->add_tag |= (1<<val->port_vlan);
+
+ return state->regs->update_state(state);
+}
+
+/** Get the current phy address */
+static int ip17xx_get_phy(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+
+ val->value.i = state->proc_mii.p;
+ return 0;
+}
+
+/** Set a new phy address for low level access to registers */
+static int ip17xx_set_phy(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int new_reg = val->value.i;
+
+ if (new_reg < 0 || new_reg > 31)
+ state->proc_mii.p = (u16)-1;
+ else
+ state->proc_mii.p = (u16)new_reg;
+ return 0;
+}
+
+/** Get the current register number */
+static int ip17xx_get_reg(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+
+ val->value.i = state->proc_mii.m;
+ return 0;
+}
+
+/** Set a new register address for low level access to registers */
+static int ip17xx_set_reg(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int new_reg = val->value.i;
+
+ if (new_reg < 0 || new_reg > 31)
+ state->proc_mii.m = (u16)-1;
+ else
+ state->proc_mii.m = (u16)new_reg;
+ return 0;
+}
+
+/** Get the register content of state->proc_mii */
+static int ip17xx_get_val(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int retval = -EINVAL;
+ if (REG_SUPP(state->proc_mii))
+ retval = getPhy(state, state->proc_mii);
+
+ if (retval < 0) {
+ return retval;
+ } else {
+ val->value.i = retval;
+ return 0;
+ }
+}
+
+/** Write a value to the register defined by phy/reg above */
+static int ip17xx_set_val(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int myval, err = -EINVAL;
+
+ myval = val->value.i;
+ if (myval <= 0xffff && myval >= 0 && REG_SUPP(state->proc_mii)) {
+ err = setPhy(state, state->proc_mii, (u16)myval);
+ }
+ return err;
+}
+
+static int ip17xx_read_name(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ val->value.s = state->regs->NAME; // Just a const pointer, won't be freed by swconfig.
+ return 0;
+}
+
+static int ip17xx_get_tag(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int vlan = val->port_vlan;
+
+ if (vlan < 0 || vlan >= MAX_VLANS)
+ return -EINVAL;
+
+ val->value.i = state->vlans[vlan].tag;
+ return 0;
+}
+
+static int ip17xx_set_tag(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int vlan = val->port_vlan;
+ int tag = val->value.i;
+
+ if (vlan < 0 || vlan >= MAX_VLANS)
+ return -EINVAL;
+
+ if (tag < 0 || tag > 4095)
+ return -EINVAL;
+
+ state->vlans[vlan].tag = tag;
+ return state->regs->update_state(state);
+}
+
+static int ip17xx_set_port_speed(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int nr = val->port_vlan;
+ int ctrl;
+ int autoneg;
+ int speed;
+ if (val->value.i == 100) {
+ speed = 1;
+ autoneg = 0;
+ } else if (val->value.i == 10) {
+ speed = 0;
+ autoneg = 0;
+ } else {
+ autoneg = 1;
+ speed = 1;
+ }
+
+ /* Can't set speed for cpu port */
+ if (nr == state->regs->CPU_PORT)
+ return -EINVAL;
+
+ if (nr >= dev->ports || nr < 0)
+ return -EINVAL;
+
+ ctrl = ip_phy_read(state, nr, 0);
+ if (ctrl < 0)
+ return -EIO;
+
+ ctrl &= (~(1<<12));
+ ctrl &= (~(1<<13));
+ ctrl |= (autoneg<<12);
+ ctrl |= (speed<<13);
+
+ return ip_phy_write(state, nr, 0, ctrl);
+}
+
+static int ip17xx_get_port_speed(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int nr = val->port_vlan;
+ int speed, status;
+
+ if (nr == state->regs->CPU_PORT) {
+ val->value.i = 100;
+ return 0;
+ }
+
+ if (nr >= dev->ports || nr < 0)
+ return -EINVAL;
+
+ status = ip_phy_read(state, nr, 1);
+ speed = ip_phy_read(state, nr, 18);
+ if (status < 0 || speed < 0)
+ return -EIO;
+
+ if (status & 4)
+ val->value.i = ((speed & (1<<11)) ? 100 : 10);
+ else
+ val->value.i = 0;
+
+ return 0;
+}
+
+static int ip17xx_get_port_status(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct ip17xx_state *state = dev->priv;
+ int ctrl, speed, status;
+ int nr = val->port_vlan;
+ int len;
+ char *buf = state->buf; // fixed-length at 80.
+
+ if (nr == state->regs->CPU_PORT) {
+ sprintf(buf, "up, 100 Mbps, cpu port");
+ val->value.s = buf;
+ return 0;
+ }
+
+ if (nr >= dev->ports || nr < 0)
+ return -EINVAL;
+
+ ctrl = ip_phy_read(state, nr, 0);
+ status = ip_phy_read(state, nr, 1);
+ speed = ip_phy_read(state, nr, 18);
+ if (ctrl < 0 || status < 0 || speed < 0)
+ return -EIO;
+
+ if (status & 4)
+ len = sprintf(buf, "up, %d Mbps, %s duplex",
+ ((speed & (1<<11)) ? 100 : 10),
+ ((speed & (1<<10)) ? "full" : "half"));
+ else
+ len = sprintf(buf, "down");
+
+ if (ctrl & (1<<12)) {
+ len += sprintf(buf+len, ", auto-negotiate");
+ if (!(status & (1<<5)))
+ len += sprintf(buf+len, " (in progress)");
+ } else {
+ len += sprintf(buf+len, ", fixed speed (%d)",
+ ((ctrl & (1<<13)) ? 100 : 10));
+ }
+
+ buf[len] = '\0';
+ val->value.s = buf;
+ return 0;
+}
+
+static int ip17xx_get_pvid(struct switch_dev *dev, int port, int *val)
+{
+ struct ip17xx_state *state = dev->priv;
+
+ *val = state->ports[port].pvid;
+ return 0;
+}
+
+static int ip17xx_set_pvid(struct switch_dev *dev, int port, int val)
+{
+ struct ip17xx_state *state = dev->priv;
+
+ if (val < 0 || val >= MAX_VLANS)
+ return -EINVAL;
+
+ state->ports[port].pvid = val;
+ return state->regs->update_state(state);
+}
+
+
+enum Ports {
+ IP17XX_PORT_STATUS,
+ IP17XX_PORT_LINK,
+ IP17XX_PORT_TAGGED,
+ IP17XX_PORT_PVID,
+};
+
+enum Globals {
+ IP17XX_ENABLE_VLAN,
+ IP17XX_GET_NAME,
+ IP17XX_REGISTER_PHY,
+ IP17XX_REGISTER_MII,
+ IP17XX_REGISTER_VALUE,
+ IP17XX_REGISTER_ERRNO,
+};
+
+enum Vlans {
+ IP17XX_VLAN_TAG,
+};
+
+static const struct switch_attr ip17xx_global[] = {
+ [IP17XX_ENABLE_VLAN] = {
+ .id = IP17XX_ENABLE_VLAN,
+ .type = SWITCH_TYPE_INT,
+ .name = "enable_vlan",
+ .description = "Flag to enable or disable VLANs and tagging",
+ .get = ip17xx_get_enable_vlan,
+ .set = ip17xx_set_enable_vlan,
+ },
+ [IP17XX_GET_NAME] = {
+ .id = IP17XX_GET_NAME,
+ .type = SWITCH_TYPE_STRING,
+ .description = "Returns the type of IC+ chip.",
+ .name = "name",
+ .get = ip17xx_read_name,
+ .set = NULL,
+ },
+ /* jal: added for low level debugging etc. */
+ [IP17XX_REGISTER_PHY] = {
+ .id = IP17XX_REGISTER_PHY,
+ .type = SWITCH_TYPE_INT,
+ .description = "Direct register access: set PHY (0-4, or 29,30,31)",
+ .name = "phy",
+ .get = ip17xx_get_phy,
+ .set = ip17xx_set_phy,
+ },
+ [IP17XX_REGISTER_MII] = {
+ .id = IP17XX_REGISTER_MII,
+ .type = SWITCH_TYPE_INT,
+ .description = "Direct register access: set MII register number (0-31)",
+ .name = "reg",
+ .get = ip17xx_get_reg,
+ .set = ip17xx_set_reg,
+ },
+ [IP17XX_REGISTER_VALUE] = {
+ .id = IP17XX_REGISTER_VALUE,
+ .type = SWITCH_TYPE_INT,
+ .description = "Direct register access: read/write to register (0-65535)",
+ .name = "val",
+ .get = ip17xx_get_val,
+ .set = ip17xx_set_val,
+ },
+};
+
+static const struct switch_attr ip17xx_vlan[] = {
+ [IP17XX_VLAN_TAG] = {
+ .id = IP17XX_VLAN_TAG,
+ .type = SWITCH_TYPE_INT,
+ .description = "VLAN tag (0-4095) [IP175D only]",
+ .name = "tag",
+ .get = ip17xx_get_tag,
+ .set = ip17xx_set_tag,
+ }
+};
+
+static const struct switch_attr ip17xx_port[] = {
+ [IP17XX_PORT_STATUS] = {
+ .id = IP17XX_PORT_STATUS,
+ .type = SWITCH_TYPE_STRING,
+ .description = "Returns Detailed port status",
+ .name = "status",
+ .get = ip17xx_get_port_status,
+ .set = NULL,
+ },
+ [IP17XX_PORT_LINK] = {
+ .id = IP17XX_PORT_LINK,
+ .type = SWITCH_TYPE_INT,
+ .description = "Link speed. Can write 0 for auto-negotiate, or 10 or 100",
+ .name = "link",
+ .get = ip17xx_get_port_speed,
+ .set = ip17xx_set_port_speed,
+ },
+ [IP17XX_PORT_TAGGED] = {
+ .id = IP17XX_PORT_LINK,
+ .type = SWITCH_TYPE_INT,
+ .description = "0 = untag, 1 = add tags, 2 = do not alter (This value is reset if vlans are altered)",
+ .name = "tagged",
+ .get = ip17xx_get_tagged,
+ .set = ip17xx_set_tagged,
+ },
+};
+
+static int ip17xx_probe(struct phy_device *pdev)
+{
+ struct ip17xx_state *state;
+ struct switch_dev *dev;
+ int err;
+
+ /* We only attach to PHY 0, but use all available PHYs */
+ if (pdev->addr != 0)
+ return -ENODEV;
+
+ state = kzalloc(sizeof(*state), GFP_KERNEL);
+ if (!state)
+ return -ENOMEM;
+
+ dev = &state->dev;
+ dev->attr_global.attr = ip17xx_global;
+ dev->attr_global.n_attr = ARRAY_SIZE(ip17xx_global);
+ dev->attr_port.attr = ip17xx_port;
+ dev->attr_port.n_attr = ARRAY_SIZE(ip17xx_port);
+ dev->attr_vlan.attr = ip17xx_vlan;
+ dev->attr_vlan.n_attr = ARRAY_SIZE(ip17xx_vlan);
+
+ dev->get_port_pvid = ip17xx_get_pvid;
+ dev->set_port_pvid = ip17xx_set_pvid;
+ dev->get_vlan_ports = ip17xx_get_ports;
+ dev->set_vlan_ports = ip17xx_set_ports;
+ dev->apply_config = ip17xx_apply;
+ dev->reset_switch = ip17xx_reset;
+
+ dev->priv = state;
+ pdev->priv = state;
+ state->mii_bus = pdev->bus;
+
+ err = get_model(state);
+ if (err < 0)
+ goto error;
+
+ dev->vlans = MAX_VLANS;
+ dev->cpu_port = state->regs->CPU_PORT;
+ dev->ports = state->regs->NUM_PORTS;
+ dev->name = state->regs->NAME;
+
+ pr_info("IP17xx: Found %s at %s\n", dev->name, dev_name(&pdev->dev));
+ return 0;
+
+error:
+ kfree(state);
+ return err;
+}
+
+static int ip17xx_config_init(struct phy_device *pdev)
+{
+ struct ip17xx_state *state = pdev->priv;
+ struct net_device *dev = pdev->attached_dev;
+ int err;
+
+ err = register_switch(&state->dev, dev);
+ if (err < 0)
+ return err;
+
+ state->registered = true;
+ ip17xx_reset(&state->dev);
+ return 0;
+}
+
+static void ip17xx_remove(struct phy_device *pdev)
+{
+ struct ip17xx_state *state = pdev->priv;
+
+ if (state->registered)
+ unregister_switch(&state->dev);
+ kfree(state);
+}
+
+static int ip17xx_config_aneg(struct phy_device *pdev)
+{
+ return 0;
+}
+
+static int ip17xx_aneg_done(struct phy_device *pdev)
+{
+ return BMSR_ANEGCOMPLETE;
+}
+
+static int ip17xx_update_link(struct phy_device *pdev)
+{
+ pdev->link = 1;
+ return 0;
+}
+
+static int ip17xx_read_status(struct phy_device *pdev)
+{
+ pdev->speed = SPEED_100;
+ pdev->duplex = DUPLEX_FULL;
+ pdev->pause = pdev->asym_pause = 0;
+ pdev->link = 1;
+
+ return 0;
+}
+
+static struct phy_driver ip17xx_driver = {
+ .name = "IC+ IP17xx",
+ .phy_id = 0x02430c00,
+ .phy_id_mask = 0x0ffffc00,
+ .features = PHY_BASIC_FEATURES,
+ .probe = ip17xx_probe,
+ .remove = ip17xx_remove,
+ .config_init = ip17xx_config_init,
+ .config_aneg = ip17xx_config_aneg,
+ .aneg_done = ip17xx_aneg_done,
+ .update_link = ip17xx_update_link,
+ .read_status = ip17xx_read_status,
+ .driver = { .owner = THIS_MODULE },
+};
+
+static struct phy_driver ip175a_driver = {
+ .name = "IC+ IP175A",
+ .phy_id = 0x02430c50,
+ .phy_id_mask = 0x0ffffff0,
+ .features = PHY_BASIC_FEATURES,
+ .probe = ip17xx_probe,
+ .remove = ip17xx_remove,
+ .config_init = ip17xx_config_init,
+ .config_aneg = ip17xx_config_aneg,
+ .aneg_done = ip17xx_aneg_done,
+ .update_link = ip17xx_update_link,
+ .read_status = ip17xx_read_status,
+ .driver = { .owner = THIS_MODULE },
+};
+
+
+int __init ip17xx_init(void)
+{
+ int ret;
+
+ ret = phy_driver_register(&ip175a_driver);
+ if (ret < 0)
+ return ret;
+
+ return phy_driver_register(&ip17xx_driver);
+}
+
+void __exit ip17xx_exit(void)
+{
+ phy_driver_unregister(&ip17xx_driver);
+ phy_driver_unregister(&ip175a_driver);
+}
+
+MODULE_AUTHOR("Patrick Horn <patrick.horn@gmail.com>");
+MODULE_AUTHOR("Felix Fietkau <nbd@openwrt.org>");
+MODULE_AUTHOR("Martin Mares <mj@ucw.cz>");
+MODULE_LICENSE("GPL");
+
+module_init(ip17xx_init);
+module_exit(ip17xx_exit);
diff --git a/target/linux/generic/files/drivers/net/phy/mvswitch.c b/target/linux/generic/files/drivers/net/phy/mvswitch.c
new file mode 100644
index 000000000..c2f324572
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/mvswitch.c
@@ -0,0 +1,468 @@
+/*
+ * Marvell 88E6060 switch driver
+ * Copyright (c) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License v2 as published by the
+ * Free Software Foundation
+ */
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/errno.h>
+#include <linux/unistd.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+#include <linux/spinlock.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/mii.h>
+#include <linux/ethtool.h>
+#include <linux/phy.h>
+#include <linux/if_vlan.h>
+
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/uaccess.h>
+#include "mvswitch.h"
+
+/* Undefine this to use trailer mode instead.
+ * I don't know if header mode works with all chips */
+#define HEADER_MODE 1
+
+MODULE_DESCRIPTION("Marvell 88E6060 Switch driver");
+MODULE_AUTHOR("Felix Fietkau");
+MODULE_LICENSE("GPL");
+
+#define MVSWITCH_MAGIC 0x88E6060
+
+struct mvswitch_priv {
+ const struct net_device_ops *ndo_old;
+ struct net_device_ops ndo;
+ struct vlan_group *grp;
+ u8 vlans[16];
+};
+
+#define to_mvsw(_phy) ((struct mvswitch_priv *) (_phy)->priv)
+
+static inline u16
+r16(struct phy_device *phydev, int addr, int reg)
+{
+ return phydev->bus->read(phydev->bus, addr, reg);
+}
+
+static inline void
+w16(struct phy_device *phydev, int addr, int reg, u16 val)
+{
+ phydev->bus->write(phydev->bus, addr, reg, val);
+}
+
+
+static int
+mvswitch_mangle_tx(struct sk_buff *skb, struct net_device *dev)
+{
+ struct mvswitch_priv *priv;
+ char *buf = NULL;
+ u16 vid;
+
+ priv = dev->phy_ptr;
+ if (unlikely(!priv))
+ goto error;
+
+ if (unlikely(skb->len < 16))
+ goto error;
+
+#ifdef HEADER_MODE
+ if (__vlan_hwaccel_get_tag(skb, &vid))
+ goto error;
+
+ if (skb_cloned(skb) || (skb->len <= 62) || (skb_headroom(skb) < MV_HEADER_SIZE)) {
+ if (pskb_expand_head(skb, MV_HEADER_SIZE, (skb->len < 62 ? 62 - skb->len : 0), GFP_ATOMIC))
+ goto error_expand;
+ if (skb->len < 62)
+ skb->len = 62;
+ }
+ buf = skb_push(skb, MV_HEADER_SIZE);
+#else
+ if (__vlan_get_tag(skb, &vid))
+ goto error;
+
+ if (unlikely((vid > 15 || !priv->vlans[vid])))
+ goto error;
+
+ if (skb->len <= 64) {
+ if (pskb_expand_head(skb, 0, 64 + MV_TRAILER_SIZE - skb->len, GFP_ATOMIC))
+ goto error_expand;
+
+ buf = skb->data + 64;
+ skb->len = 64 + MV_TRAILER_SIZE;
+ } else {
+ if (skb_cloned(skb) || unlikely(skb_tailroom(skb) < 4)) {
+ if (pskb_expand_head(skb, 0, 4, GFP_ATOMIC))
+ goto error_expand;
+ }
+ buf = skb_put(skb, 4);
+ }
+
+ /* move the ethernet header 4 bytes forward, overwriting the vlan tag */
+ memmove(skb->data + 4, skb->data, 12);
+ skb->data += 4;
+ skb->len -= 4;
+ skb->mac_header += 4;
+#endif
+
+ if (!buf)
+ goto error;
+
+
+#ifdef HEADER_MODE
+ /* prepend the tag */
+ *((__be16 *) buf) = cpu_to_be16(
+ ((vid << MV_HEADER_VLAN_S) & MV_HEADER_VLAN_M) |
+ ((priv->vlans[vid] << MV_HEADER_PORTS_S) & MV_HEADER_PORTS_M)
+ );
+#else
+ /* append the tag */
+ *((__be32 *) buf) = cpu_to_be32((
+ (MV_TRAILER_OVERRIDE << MV_TRAILER_FLAGS_S) |
+ ((priv->vlans[vid] & MV_TRAILER_PORTS_M) << MV_TRAILER_PORTS_S)
+ ));
+#endif
+
+ return priv->ndo_old->ndo_start_xmit(skb, dev);
+
+error_expand:
+ if (net_ratelimit())
+ printk("%s: failed to expand/update skb for the switch\n", dev->name);
+
+error:
+ /* any errors? drop the packet! */
+ dev_kfree_skb_any(skb);
+ return 0;
+}
+
+static int
+mvswitch_mangle_rx(struct sk_buff *skb, int napi)
+{
+ struct mvswitch_priv *priv;
+ struct net_device *dev;
+ int vlan = -1;
+ unsigned char *buf;
+ int i;
+
+ dev = skb->dev;
+ if (!dev)
+ goto error;
+
+ priv = dev->phy_ptr;
+ if (!priv)
+ goto error;
+
+ if (!priv->grp)
+ goto error;
+
+#ifdef HEADER_MODE
+ buf = skb->data;
+ skb_pull(skb, MV_HEADER_SIZE);
+#else
+ buf = skb->data + skb->len - MV_TRAILER_SIZE;
+ if (buf[0] != 0x80)
+ goto error;
+#endif
+
+ /* look for the vlan matching the incoming port */
+ for (i = 0; i < ARRAY_SIZE(priv->vlans); i++) {
+ if ((1 << buf[1]) & priv->vlans[i])
+ vlan = i;
+ }
+
+ if (vlan == -1)
+ goto error;
+
+ skb->protocol = eth_type_trans(skb, skb->dev);
+
+ if (napi)
+ return vlan_hwaccel_receive_skb(skb, priv->grp, vlan);
+ else
+ return vlan_hwaccel_rx(skb, priv->grp, vlan);
+
+error:
+ /* no vlan? eat the packet! */
+ dev_kfree_skb_any(skb);
+ return 0;
+}
+
+
+static int
+mvswitch_netif_rx(struct sk_buff *skb)
+{
+ return mvswitch_mangle_rx(skb, 0);
+}
+
+static int
+mvswitch_netif_receive_skb(struct sk_buff *skb)
+{
+ return mvswitch_mangle_rx(skb, 1);
+}
+
+
+static void
+mvswitch_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
+{
+ struct mvswitch_priv *priv = dev->phy_ptr;
+ priv->grp = grp;
+}
+
+
+static int
+mvswitch_wait_mask(struct phy_device *pdev, int addr, int reg, u16 mask, u16 val)
+{
+ int i = 100;
+ u16 r;
+
+ do {
+ r = r16(pdev, addr, reg) & mask;
+ if (r == val)
+ return 0;
+ } while(--i > 0);
+ return -ETIMEDOUT;
+}
+
+static int
+mvswitch_config_init(struct phy_device *pdev)
+{
+ struct mvswitch_priv *priv = to_mvsw(pdev);
+ struct net_device *dev = pdev->attached_dev;
+ u8 vlmap = 0;
+ int i;
+
+ if (!dev)
+ return -EINVAL;
+
+ printk("%s: Marvell 88E6060 PHY driver attached.\n", dev->name);
+ pdev->supported = ADVERTISED_100baseT_Full;
+ pdev->advertising = ADVERTISED_100baseT_Full;
+ dev->phy_ptr = priv;
+ dev->irq = PHY_POLL;
+#ifdef HEADER_MODE
+ dev->flags |= IFF_PROMISC;
+#endif
+
+ /* initialize default vlans */
+ for (i = 0; i < MV_PORTS; i++)
+ priv->vlans[(i == MV_WANPORT ? 2 : 1)] |= (1 << i);
+
+ /* before entering reset, disable all ports */
+ for (i = 0; i < MV_PORTS; i++)
+ w16(pdev, MV_PORTREG(CONTROL, i), 0x00);
+
+ msleep(2); /* wait for the status change to settle in */
+
+ /* put the ATU in reset */
+ w16(pdev, MV_SWITCHREG(ATU_CTRL), MV_ATUCTL_RESET);
+
+ i = mvswitch_wait_mask(pdev, MV_SWITCHREG(ATU_CTRL), MV_ATUCTL_RESET, 0);
+ if (i < 0) {
+ printk("%s: Timeout waiting for the switch to reset.\n", dev->name);
+ return i;
+ }
+
+ /* set the ATU flags */
+ w16(pdev, MV_SWITCHREG(ATU_CTRL),
+ MV_ATUCTL_NO_LEARN |
+ MV_ATUCTL_ATU_1K |
+ MV_ATUCTL_AGETIME(MV_ATUCTL_AGETIME_MIN) /* minimum without disabling ageing */
+ );
+
+ /* initialize the cpu port */
+ w16(pdev, MV_PORTREG(CONTROL, MV_CPUPORT),
+#ifdef HEADER_MODE
+ MV_PORTCTRL_HEADER |
+#else
+ MV_PORTCTRL_RXTR |
+ MV_PORTCTRL_TXTR |
+#endif
+ MV_PORTCTRL_ENABLED
+ );
+ /* wait for the phy change to settle in */
+ msleep(2);
+ for (i = 0; i < MV_PORTS; i++) {
+ u8 pvid = 0;
+ int j;
+
+ vlmap = 0;
+
+ /* look for the matching vlan */
+ for (j = 0; j < ARRAY_SIZE(priv->vlans); j++) {
+ if (priv->vlans[j] & (1 << i)) {
+ vlmap = priv->vlans[j];
+ pvid = j;
+ }
+ }
+ /* leave port unconfigured if it's not part of a vlan */
+ if (!vlmap)
+ continue;
+
+ /* add the cpu port to the allowed destinations list */
+ vlmap |= (1 << MV_CPUPORT);
+
+ /* take port out of its own vlan destination map */
+ vlmap &= ~(1 << i);
+
+ /* apply vlan settings */
+ w16(pdev, MV_PORTREG(VLANMAP, i),
+ MV_PORTVLAN_PORTS(vlmap) |
+ MV_PORTVLAN_ID(i)
+ );
+
+ /* re-enable port */
+ w16(pdev, MV_PORTREG(CONTROL, i),
+ MV_PORTCTRL_ENABLED
+ );
+ }
+
+ w16(pdev, MV_PORTREG(VLANMAP, MV_CPUPORT),
+ MV_PORTVLAN_ID(MV_CPUPORT)
+ );
+
+ /* set the port association vector */
+ for (i = 0; i <= MV_PORTS; i++) {
+ w16(pdev, MV_PORTREG(ASSOC, i),
+ MV_PORTASSOC_PORTS(1 << i)
+ );
+ }
+
+ /* init switch control */
+ w16(pdev, MV_SWITCHREG(CTRL),
+ MV_SWITCHCTL_MSIZE |
+ MV_SWITCHCTL_DROP
+ );
+
+ /* hook into the tx function */
+ priv->ndo_old = dev->netdev_ops;
+ memcpy(&priv->ndo, priv->ndo_old, sizeof(struct net_device_ops));
+ priv->ndo.ndo_start_xmit = mvswitch_mangle_tx;
+ priv->ndo.ndo_vlan_rx_register = mvswitch_vlan_rx_register;
+ dev->netdev_ops = &priv->ndo;
+
+ pdev->pkt_align = 2;
+ pdev->netif_receive_skb = mvswitch_netif_receive_skb;
+ pdev->netif_rx = mvswitch_netif_rx;
+#ifdef HEADER_MODE
+ dev->features |= NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_TX;
+#else
+ dev->features |= NETIF_F_HW_VLAN_RX;
+#endif
+
+ return 0;
+}
+
+static int
+mvswitch_read_status(struct phy_device *pdev)
+{
+ pdev->speed = SPEED_100;
+ pdev->duplex = DUPLEX_FULL;
+ pdev->link = 1;
+
+ /* XXX ugly workaround: we can't force the switch
+ * to gracefully handle hosts moving from one port to another,
+ * so we have to regularly clear the ATU database */
+
+ /* wait for the ATU to become available */
+ mvswitch_wait_mask(pdev, MV_SWITCHREG(ATU_OP), MV_ATUOP_INPROGRESS, 0);
+
+ /* flush the ATU */
+ w16(pdev, MV_SWITCHREG(ATU_OP),
+ MV_ATUOP_INPROGRESS |
+ MV_ATUOP_FLUSH_ALL
+ );
+
+ /* wait for operation to complete */
+ mvswitch_wait_mask(pdev, MV_SWITCHREG(ATU_OP), MV_ATUOP_INPROGRESS, 0);
+
+ return 0;
+}
+
+static int
+mvswitch_config_aneg(struct phy_device *phydev)
+{
+ return 0;
+}
+
+static void
+mvswitch_remove(struct phy_device *pdev)
+{
+ struct mvswitch_priv *priv = to_mvsw(pdev);
+ struct net_device *dev = pdev->attached_dev;
+
+ /* restore old netdev ops */
+ if (priv->ndo_old && dev)
+ dev->netdev_ops = priv->ndo_old;
+ dev->phy_ptr = NULL;
+ dev->features &= ~NETIF_F_HW_VLAN_RX;
+ kfree(priv);
+}
+
+static int
+mvswitch_probe(struct phy_device *pdev)
+{
+ struct mvswitch_priv *priv;
+
+ priv = kzalloc(sizeof(struct mvswitch_priv), GFP_KERNEL);
+ if (priv == NULL)
+ return -ENOMEM;
+
+ pdev->priv = priv;
+
+ return 0;
+}
+
+static int
+mvswitch_fixup(struct phy_device *dev)
+{
+ u16 reg;
+
+ if (dev->addr != 0x10)
+ return 0;
+
+ reg = dev->bus->read(dev->bus, MV_PORTREG(IDENT, 0)) & MV_IDENT_MASK;
+ if (reg != MV_IDENT_VALUE)
+ return 0;
+
+ dev->phy_id = MVSWITCH_MAGIC;
+ return 0;
+}
+
+
+static struct phy_driver mvswitch_driver = {
+ .name = "Marvell 88E6060",
+ .phy_id = MVSWITCH_MAGIC,
+ .phy_id_mask = 0xffffffff,
+ .features = PHY_BASIC_FEATURES,
+ .probe = &mvswitch_probe,
+ .remove = &mvswitch_remove,
+ .config_init = &mvswitch_config_init,
+ .config_aneg = &mvswitch_config_aneg,
+ .read_status = &mvswitch_read_status,
+ .driver = { .owner = THIS_MODULE,},
+};
+
+static int __init
+mvswitch_init(void)
+{
+ phy_register_fixup_for_id(PHY_ANY_ID, mvswitch_fixup);
+ return phy_driver_register(&mvswitch_driver);
+}
+
+static void __exit
+mvswitch_exit(void)
+{
+ phy_driver_unregister(&mvswitch_driver);
+}
+
+module_init(mvswitch_init);
+module_exit(mvswitch_exit);
diff --git a/target/linux/generic/files/drivers/net/phy/mvswitch.h b/target/linux/generic/files/drivers/net/phy/mvswitch.h
new file mode 100644
index 000000000..1563eec4d
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/mvswitch.h
@@ -0,0 +1,145 @@
+/*
+ * Marvell 88E6060 switch driver
+ * Copyright (c) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License v2 as published by the
+ * Free Software Foundation
+ */
+#ifndef __MVSWITCH_H
+#define __MVSWITCH_H
+
+#define MV_HEADER_SIZE 2
+#define MV_HEADER_PORTS_M 0x001f
+#define MV_HEADER_PORTS_S 0
+#define MV_HEADER_VLAN_M 0xf000
+#define MV_HEADER_VLAN_S 12
+
+#define MV_TRAILER_SIZE 4
+#define MV_TRAILER_PORTS_M 0x1f
+#define MV_TRAILER_PORTS_S 16
+#define MV_TRAILER_FLAGS_S 24
+#define MV_TRAILER_OVERRIDE 0x80
+
+
+#define MV_PORTS 5
+#define MV_WANPORT 4
+#define MV_CPUPORT 5
+
+#define MV_BASE 0x10
+
+#define MV_PHYPORT_BASE (MV_BASE + 0x0)
+#define MV_PHYPORT(_n) (MV_PHYPORT_BASE + (_n))
+#define MV_SWITCHPORT_BASE (MV_BASE + 0x8)
+#define MV_SWITCHPORT(_n) (MV_SWITCHPORT_BASE + (_n))
+#define MV_SWITCHREGS (MV_BASE + 0xf)
+
+enum {
+ MV_PHY_CONTROL = 0x00,
+ MV_PHY_STATUS = 0x01,
+ MV_PHY_IDENT0 = 0x02,
+ MV_PHY_IDENT1 = 0x03,
+ MV_PHY_ANEG = 0x04,
+ MV_PHY_LINK_ABILITY = 0x05,
+ MV_PHY_ANEG_EXPAND = 0x06,
+ MV_PHY_XMIT_NEXTP = 0x07,
+ MV_PHY_LINK_NEXTP = 0x08,
+ MV_PHY_CONTROL1 = 0x10,
+ MV_PHY_STATUS1 = 0x11,
+ MV_PHY_INTR_EN = 0x12,
+ MV_PHY_INTR_STATUS = 0x13,
+ MV_PHY_INTR_PORT = 0x14,
+ MV_PHY_RECV_COUNTER = 0x16,
+ MV_PHY_LED_PARALLEL = 0x16,
+ MV_PHY_LED_STREAM = 0x17,
+ MV_PHY_LED_CTRL = 0x18,
+ MV_PHY_LED_OVERRIDE = 0x19,
+ MV_PHY_VCT_CTRL = 0x1a,
+ MV_PHY_VCT_STATUS = 0x1b,
+ MV_PHY_CONTROL2 = 0x1e
+};
+#define MV_PHYREG(_type, _port) MV_PHYPORT(_port), MV_PHY_##_type
+
+enum {
+ MV_PORT_STATUS = 0x00,
+ MV_PORT_IDENT = 0x03,
+ MV_PORT_CONTROL = 0x04,
+ MV_PORT_VLANMAP = 0x06,
+ MV_PORT_ASSOC = 0x0b,
+ MV_PORT_RXCOUNT = 0x10,
+ MV_PORT_TXCOUNT = 0x11,
+};
+#define MV_PORTREG(_type, _port) MV_SWITCHPORT(_port), MV_PORT_##_type
+
+enum {
+ MV_PORTCTRL_BLOCK = (1 << 0),
+ MV_PORTCTRL_LEARN = (2 << 0),
+ MV_PORTCTRL_ENABLED = (3 << 0),
+ MV_PORTCTRL_VLANTUN = (1 << 7), /* Enforce VLANs on packets */
+ MV_PORTCTRL_RXTR = (1 << 8), /* Enable Marvell packet trailer for ingress */
+ MV_PORTCTRL_HEADER = (1 << 11), /* Enable Marvell packet header mode for port */
+ MV_PORTCTRL_TXTR = (1 << 14), /* Enable Marvell packet trailer for egress */
+ MV_PORTCTRL_FORCEFL = (1 << 15), /* force flow control */
+};
+
+#define MV_PORTVLAN_ID(_n) (((_n) & 0xf) << 12)
+#define MV_PORTVLAN_PORTS(_n) ((_n) & 0x3f)
+
+#define MV_PORTASSOC_PORTS(_n) ((_n) & 0x1f)
+#define MV_PORTASSOC_MONITOR (1 << 15)
+
+enum {
+ MV_SWITCH_MAC0 = 0x01,
+ MV_SWITCH_MAC1 = 0x02,
+ MV_SWITCH_MAC2 = 0x03,
+ MV_SWITCH_CTRL = 0x04,
+ MV_SWITCH_ATU_CTRL = 0x0a,
+ MV_SWITCH_ATU_OP = 0x0b,
+ MV_SWITCH_ATU_DATA = 0x0c,
+ MV_SWITCH_ATU_MAC0 = 0x0d,
+ MV_SWITCH_ATU_MAC1 = 0x0e,
+ MV_SWITCH_ATU_MAC2 = 0x0f,
+};
+#define MV_SWITCHREG(_type) MV_SWITCHREGS, MV_SWITCH_##_type
+
+enum {
+ MV_SWITCHCTL_EEIE = (1 << 0), /* EEPROM interrupt enable */
+ MV_SWITCHCTL_PHYIE = (1 << 1), /* PHY interrupt enable */
+ MV_SWITCHCTL_ATUDONE= (1 << 2), /* ATU done interrupt enable */
+ MV_SWITCHCTL_ATUIE = (1 << 3), /* ATU interrupt enable */
+ MV_SWITCHCTL_CTRMODE= (1 << 8), /* statistics for rx and tx errors */
+ MV_SWITCHCTL_RELOAD = (1 << 9), /* reload registers from eeprom */
+ MV_SWITCHCTL_MSIZE = (1 << 10), /* increase maximum frame size */
+ MV_SWITCHCTL_DROP = (1 << 13), /* discard frames with excessive collisions */
+};
+
+enum {
+#define MV_ATUCTL_AGETIME_MIN 16
+#define MV_ATUCTL_AGETIME_MAX 4080
+#define MV_ATUCTL_AGETIME(_n) ((((_n) / 16) & 0xff) << 4)
+ MV_ATUCTL_ATU_256 = (0 << 12),
+ MV_ATUCTL_ATU_512 = (1 << 12),
+ MV_ATUCTL_ATU_1K = (2 << 12),
+ MV_ATUCTL_ATUMASK = (3 << 12),
+ MV_ATUCTL_NO_LEARN = (1 << 14),
+ MV_ATUCTL_RESET = (1 << 15),
+};
+
+enum {
+#define MV_ATUOP_DBNUM(_n) ((_n) & 0x0f)
+
+ MV_ATUOP_NOOP = (0 << 12),
+ MV_ATUOP_FLUSH_ALL = (1 << 12),
+ MV_ATUOP_FLUSH_U = (2 << 12),
+ MV_ATUOP_LOAD_DB = (3 << 12),
+ MV_ATUOP_GET_NEXT = (4 << 12),
+ MV_ATUOP_FLUSH_DB = (5 << 12),
+ MV_ATUOP_FLUSH_DB_UU= (6 << 12),
+
+ MV_ATUOP_INPROGRESS = (1 << 15),
+};
+
+#define MV_IDENT_MASK 0xfff0
+#define MV_IDENT_VALUE 0x0600
+
+#endif
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8306.c b/target/linux/generic/files/drivers/net/phy/rtl8306.c
new file mode 100644
index 000000000..901b5b2f8
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/rtl8306.c
@@ -0,0 +1,1058 @@
+/*
+ * rtl8306.c: RTL8306S switch driver
+ *
+ * Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/if.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/if_ether.h>
+#include <linux/skbuff.h>
+#include <linux/netdevice.h>
+#include <linux/netlink.h>
+#include <net/genetlink.h>
+#include <linux/switch.h>
+#include <linux/delay.h>
+#include <linux/phy.h>
+
+//#define DEBUG 1
+
+/* Global (PHY0) */
+#define RTL8306_REG_PAGE 16
+#define RTL8306_REG_PAGE_LO (1 << 15)
+#define RTL8306_REG_PAGE_HI (1 << 1) /* inverted */
+
+#define RTL8306_NUM_VLANS 16
+#define RTL8306_NUM_PORTS 6
+#define RTL8306_PORT_CPU 5
+#define RTL8306_NUM_PAGES 4
+#define RTL8306_NUM_REGS 32
+
+#define RTL_NAME_S "RTL8306S"
+#define RTL_NAME_SD "RTL8306SD"
+#define RTL_NAME_SDM "RTL8306SDM"
+#define RTL_NAME_UNKNOWN "RTL8306(unknown)"
+
+#define RTL8306_MAGIC 0x8306
+
+static LIST_HEAD(phydevs);
+
+struct rtl_priv {
+ struct list_head list;
+ struct switch_dev dev;
+ int page;
+ int type;
+ int do_cpu;
+ struct mii_bus *bus;
+ char hwname[sizeof(RTL_NAME_UNKNOWN)];
+};
+
+struct rtl_phyregs {
+ int nway;
+ int speed;
+ int duplex;
+};
+
+#define to_rtl(_dev) container_of(_dev, struct rtl_priv, dev)
+
+enum {
+ RTL_TYPE_S,
+ RTL_TYPE_SD,
+ RTL_TYPE_SDM,
+};
+
+struct rtl_reg {
+ int page;
+ int phy;
+ int reg;
+ int bits;
+ int shift;
+ int inverted;
+};
+
+#define RTL_VLAN_REGOFS(name) \
+ (RTL_REG_VLAN1_##name - RTL_REG_VLAN0_##name)
+
+#define RTL_PORT_REGOFS(name) \
+ (RTL_REG_PORT1_##name - RTL_REG_PORT0_##name)
+
+#define RTL_PORT_REG(id, reg) \
+ (RTL_REG_PORT0_##reg + (id * RTL_PORT_REGOFS(reg)))
+
+#define RTL_VLAN_REG(id, reg) \
+ (RTL_REG_VLAN0_##reg + (id * RTL_VLAN_REGOFS(reg)))
+
+#define RTL_GLOBAL_REGATTR(reg) \
+ .id = RTL_REG_##reg, \
+ .type = SWITCH_TYPE_INT, \
+ .ofs = 0, \
+ .set = rtl_attr_set_int, \
+ .get = rtl_attr_get_int
+
+#define RTL_PORT_REGATTR(reg) \
+ .id = RTL_REG_PORT0_##reg, \
+ .type = SWITCH_TYPE_INT, \
+ .ofs = RTL_PORT_REGOFS(reg), \
+ .set = rtl_attr_set_port_int, \
+ .get = rtl_attr_get_port_int
+
+#define RTL_VLAN_REGATTR(reg) \
+ .id = RTL_REG_VLAN0_##reg, \
+ .type = SWITCH_TYPE_INT, \
+ .ofs = RTL_VLAN_REGOFS(reg), \
+ .set = rtl_attr_set_vlan_int, \
+ .get = rtl_attr_get_vlan_int
+
+enum rtl_regidx {
+ RTL_REG_CHIPID,
+ RTL_REG_CHIPVER,
+ RTL_REG_CHIPTYPE,
+ RTL_REG_CPUPORT,
+
+ RTL_REG_EN_CPUPORT,
+ RTL_REG_EN_TAG_OUT,
+ RTL_REG_EN_TAG_CLR,
+ RTL_REG_EN_TAG_IN,
+ RTL_REG_TRAP_CPU,
+ RTL_REG_TRUNK_PORTSEL,
+ RTL_REG_EN_TRUNK,
+ RTL_REG_RESET,
+
+ RTL_REG_VLAN_ENABLE,
+ RTL_REG_VLAN_FILTER,
+ RTL_REG_VLAN_TAG_ONLY,
+ RTL_REG_VLAN_TAG_AWARE,
+#define RTL_VLAN_ENUM(id) \
+ RTL_REG_VLAN##id##_VID, \
+ RTL_REG_VLAN##id##_PORTMASK
+ RTL_VLAN_ENUM(0),
+ RTL_VLAN_ENUM(1),
+ RTL_VLAN_ENUM(2),
+ RTL_VLAN_ENUM(3),
+ RTL_VLAN_ENUM(4),
+ RTL_VLAN_ENUM(5),
+ RTL_VLAN_ENUM(6),
+ RTL_VLAN_ENUM(7),
+ RTL_VLAN_ENUM(8),
+ RTL_VLAN_ENUM(9),
+ RTL_VLAN_ENUM(10),
+ RTL_VLAN_ENUM(11),
+ RTL_VLAN_ENUM(12),
+ RTL_VLAN_ENUM(13),
+ RTL_VLAN_ENUM(14),
+ RTL_VLAN_ENUM(15),
+#define RTL_PORT_ENUM(id) \
+ RTL_REG_PORT##id##_PVID, \
+ RTL_REG_PORT##id##_NULL_VID_REPLACE, \
+ RTL_REG_PORT##id##_NON_PVID_DISCARD, \
+ RTL_REG_PORT##id##_VID_INSERT, \
+ RTL_REG_PORT##id##_TAG_INSERT, \
+ RTL_REG_PORT##id##_LINK, \
+ RTL_REG_PORT##id##_SPEED, \
+ RTL_REG_PORT##id##_NWAY, \
+ RTL_REG_PORT##id##_NRESTART, \
+ RTL_REG_PORT##id##_DUPLEX, \
+ RTL_REG_PORT##id##_RXEN, \
+ RTL_REG_PORT##id##_TXEN
+ RTL_PORT_ENUM(0),
+ RTL_PORT_ENUM(1),
+ RTL_PORT_ENUM(2),
+ RTL_PORT_ENUM(3),
+ RTL_PORT_ENUM(4),
+ RTL_PORT_ENUM(5),
+};
+
+static const struct rtl_reg rtl_regs[] = {
+ [RTL_REG_CHIPID] = { 0, 4, 30, 16, 0, 0 },
+ [RTL_REG_CHIPVER] = { 0, 4, 31, 8, 0, 0 },
+ [RTL_REG_CHIPTYPE] = { 0, 4, 31, 2, 8, 0 },
+
+ /* CPU port number */
+ [RTL_REG_CPUPORT] = { 2, 4, 21, 3, 0, 0 },
+ /* Enable CPU port function */
+ [RTL_REG_EN_CPUPORT] = { 3, 2, 21, 1, 15, 1 },
+ /* Enable CPU port tag insertion */
+ [RTL_REG_EN_TAG_OUT] = { 3, 2, 21, 1, 12, 0 },
+ /* Enable CPU port tag removal */
+ [RTL_REG_EN_TAG_CLR] = { 3, 2, 21, 1, 11, 0 },
+ /* Enable CPU port tag checking */
+ [RTL_REG_EN_TAG_IN] = { 0, 4, 21, 1, 7, 0 },
+ [RTL_REG_EN_TRUNK] = { 0, 0, 19, 1, 11, 1 },
+ [RTL_REG_TRUNK_PORTSEL] = { 0, 0, 16, 1, 6, 1 },
+ [RTL_REG_RESET] = { 0, 0, 16, 1, 12, 0 },
+
+ [RTL_REG_TRAP_CPU] = { 3, 2, 22, 1, 6, 0 },
+
+ [RTL_REG_VLAN_TAG_ONLY] = { 0, 0, 16, 1, 8, 1 },
+ [RTL_REG_VLAN_FILTER] = { 0, 0, 16, 1, 9, 1 },
+ [RTL_REG_VLAN_TAG_AWARE] = { 0, 0, 16, 1, 10, 1 },
+ [RTL_REG_VLAN_ENABLE] = { 0, 0, 18, 1, 8, 1 },
+
+#define RTL_VLAN_REGS(id, phy, page, regofs) \
+ [RTL_REG_VLAN##id##_VID] = { page, phy, 25 + regofs, 12, 0, 0 }, \
+ [RTL_REG_VLAN##id##_PORTMASK] = { page, phy, 24 + regofs, 6, 0, 0 }
+ RTL_VLAN_REGS( 0, 0, 0, 0),
+ RTL_VLAN_REGS( 1, 1, 0, 0),
+ RTL_VLAN_REGS( 2, 2, 0, 0),
+ RTL_VLAN_REGS( 3, 3, 0, 0),
+ RTL_VLAN_REGS( 4, 4, 0, 0),
+ RTL_VLAN_REGS( 5, 0, 1, 2),
+ RTL_VLAN_REGS( 6, 1, 1, 2),
+ RTL_VLAN_REGS( 7, 2, 1, 2),
+ RTL_VLAN_REGS( 8, 3, 1, 2),
+ RTL_VLAN_REGS( 9, 4, 1, 2),
+ RTL_VLAN_REGS(10, 0, 1, 4),
+ RTL_VLAN_REGS(11, 1, 1, 4),
+ RTL_VLAN_REGS(12, 2, 1, 4),
+ RTL_VLAN_REGS(13, 3, 1, 4),
+ RTL_VLAN_REGS(14, 4, 1, 4),
+ RTL_VLAN_REGS(15, 0, 1, 6),
+
+#define REG_PORT_SETTING(port, phy) \
+ [RTL_REG_PORT##port##_SPEED] = { 0, phy, 0, 1, 13, 0 }, \
+ [RTL_REG_PORT##port##_NWAY] = { 0, phy, 0, 1, 12, 0 }, \
+ [RTL_REG_PORT##port##_NRESTART] = { 0, phy, 0, 1, 9, 0 }, \
+ [RTL_REG_PORT##port##_DUPLEX] = { 0, phy, 0, 1, 8, 0 }, \
+ [RTL_REG_PORT##port##_TXEN] = { 0, phy, 24, 1, 11, 0 }, \
+ [RTL_REG_PORT##port##_RXEN] = { 0, phy, 24, 1, 10, 0 }, \
+ [RTL_REG_PORT##port##_LINK] = { 0, phy, 1, 1, 2, 0 }, \
+ [RTL_REG_PORT##port##_NULL_VID_REPLACE] = { 0, phy, 22, 1, 12, 0 }, \
+ [RTL_REG_PORT##port##_NON_PVID_DISCARD] = { 0, phy, 22, 1, 11, 0 }, \
+ [RTL_REG_PORT##port##_VID_INSERT] = { 0, phy, 22, 2, 9, 0 }, \
+ [RTL_REG_PORT##port##_TAG_INSERT] = { 0, phy, 22, 2, 0, 0 }
+
+ REG_PORT_SETTING(0, 0),
+ REG_PORT_SETTING(1, 1),
+ REG_PORT_SETTING(2, 2),
+ REG_PORT_SETTING(3, 3),
+ REG_PORT_SETTING(4, 4),
+ REG_PORT_SETTING(5, 6),
+
+#define REG_PORT_PVID(phy, page, regofs) \
+ { page, phy, 24 + regofs, 4, 12, 0 }
+ [RTL_REG_PORT0_PVID] = REG_PORT_PVID(0, 0, 0),
+ [RTL_REG_PORT1_PVID] = REG_PORT_PVID(1, 0, 0),
+ [RTL_REG_PORT2_PVID] = REG_PORT_PVID(2, 0, 0),
+ [RTL_REG_PORT3_PVID] = REG_PORT_PVID(3, 0, 0),
+ [RTL_REG_PORT4_PVID] = REG_PORT_PVID(4, 0, 0),
+ [RTL_REG_PORT5_PVID] = REG_PORT_PVID(0, 1, 2),
+};
+
+
+/* IFXMIPS compat stuff - remove after PHY layer migration */
+static struct switch_dev rtldev;
+/* END IFXMIPS compat stuff */
+
+
+static inline void
+rtl_set_page(struct rtl_priv *priv, unsigned int page)
+{
+ struct mii_bus *bus = priv->bus;
+ u16 pgsel;
+
+ if (priv->page == page)
+ return;
+
+ BUG_ON(page > RTL8306_NUM_PAGES);
+ pgsel = bus->read(bus, 0, RTL8306_REG_PAGE);
+ pgsel &= ~(RTL8306_REG_PAGE_LO | RTL8306_REG_PAGE_HI);
+ if (page & (1 << 0))
+ pgsel |= RTL8306_REG_PAGE_LO;
+ if (!(page & (1 << 1))) /* bit is inverted */
+ pgsel |= RTL8306_REG_PAGE_HI;
+ bus->write(bus, 0, RTL8306_REG_PAGE, pgsel);
+}
+
+static inline int
+rtl_w16(struct switch_dev *dev, unsigned int page, unsigned int phy, unsigned int reg, u16 val)
+{
+ struct rtl_priv *priv = to_rtl(dev);
+ struct mii_bus *bus = priv->bus;
+
+ rtl_set_page(priv, page);
+ bus->write(bus, phy, reg, val);
+ bus->read(bus, phy, reg); /* flush */
+ return 0;
+}
+
+static inline int
+rtl_r16(struct switch_dev *dev, unsigned int page, unsigned int phy, unsigned int reg)
+{
+ struct rtl_priv *priv = to_rtl(dev);
+ struct mii_bus *bus = priv->bus;
+
+ rtl_set_page(priv, page);
+ return bus->read(bus, phy, reg);
+}
+
+static inline u16
+rtl_rmw(struct switch_dev *dev, unsigned int page, unsigned int phy, unsigned int reg, u16 mask, u16 val)
+{
+ struct rtl_priv *priv = to_rtl(dev);
+ struct mii_bus *bus = priv->bus;
+ u16 r;
+
+ rtl_set_page(priv, page);
+ r = bus->read(bus, phy, reg);
+ r &= ~mask;
+ r |= val;
+ bus->write(bus, phy, reg, r);
+ return bus->read(bus, phy, reg); /* flush */
+}
+
+
+static inline int
+rtl_get(struct switch_dev *dev, enum rtl_regidx s)
+{
+ const struct rtl_reg *r = &rtl_regs[s];
+ u16 val;
+
+ BUG_ON(s >= ARRAY_SIZE(rtl_regs));
+ if (r->bits == 0) /* unimplemented */
+ return 0;
+
+ val = rtl_r16(dev, r->page, r->phy, r->reg);
+
+ if (r->shift > 0)
+ val >>= r->shift;
+
+ if (r->inverted)
+ val = ~val;
+
+ val &= (1 << r->bits) - 1;
+
+ return val;
+}
+
+static int
+rtl_set(struct switch_dev *dev, enum rtl_regidx s, unsigned int val)
+{
+ const struct rtl_reg *r = &rtl_regs[s];
+ u16 mask = 0xffff;
+
+ BUG_ON(s >= ARRAY_SIZE(rtl_regs));
+
+ if (r->bits == 0) /* unimplemented */
+ return 0;
+
+ if (r->shift > 0)
+ val <<= r->shift;
+
+ if (r->inverted)
+ val = ~val;
+
+ if (r->bits != 16) {
+ mask = (1 << r->bits) - 1;
+ mask <<= r->shift;
+ }
+ val &= mask;
+ return rtl_rmw(dev, r->page, r->phy, r->reg, mask, val);
+}
+
+static void
+rtl_phy_save(struct switch_dev *dev, int port, struct rtl_phyregs *regs)
+{
+ regs->nway = rtl_get(dev, RTL_PORT_REG(port, NWAY));
+ regs->speed = rtl_get(dev, RTL_PORT_REG(port, SPEED));
+ regs->duplex = rtl_get(dev, RTL_PORT_REG(port, DUPLEX));
+}
+
+static void
+rtl_phy_restore(struct switch_dev *dev, int port, struct rtl_phyregs *regs)
+{
+ rtl_set(dev, RTL_PORT_REG(port, NWAY), regs->nway);
+ rtl_set(dev, RTL_PORT_REG(port, SPEED), regs->speed);
+ rtl_set(dev, RTL_PORT_REG(port, DUPLEX), regs->duplex);
+}
+
+static void
+rtl_port_set_enable(struct switch_dev *dev, int port, int enabled)
+{
+ rtl_set(dev, RTL_PORT_REG(port, RXEN), enabled);
+ rtl_set(dev, RTL_PORT_REG(port, TXEN), enabled);
+
+ if ((port >= 5) || !enabled)
+ return;
+
+ /* restart autonegotiation if enabled */
+ rtl_set(dev, RTL_PORT_REG(port, NRESTART), 1);
+}
+
+static int
+rtl_hw_apply(struct switch_dev *dev)
+{
+ int i;
+ int trunk_en, trunk_psel;
+ struct rtl_phyregs port5;
+
+ rtl_phy_save(dev, 5, &port5);
+
+ /* disable rx/tx from PHYs */
+ for (i = 0; i < RTL8306_NUM_PORTS - 1; i++) {
+ rtl_port_set_enable(dev, i, 0);
+ }
+
+ /* save trunking status */
+ trunk_en = rtl_get(dev, RTL_REG_EN_TRUNK);
+ trunk_psel = rtl_get(dev, RTL_REG_TRUNK_PORTSEL);
+
+ /* trunk port 3 and 4
+ * XXX: Big WTF, but RealTek seems to do it */
+ rtl_set(dev, RTL_REG_EN_TRUNK, 1);
+ rtl_set(dev, RTL_REG_TRUNK_PORTSEL, 1);
+
+ /* execute the software reset */
+ rtl_set(dev, RTL_REG_RESET, 1);
+
+ /* wait for the reset to complete,
+ * but don't wait for too long */
+ for (i = 0; i < 10; i++) {
+ if (rtl_get(dev, RTL_REG_RESET) == 0)
+ break;
+
+ msleep(1);
+ }
+
+ /* enable rx/tx from PHYs */
+ for (i = 0; i < RTL8306_NUM_PORTS - 1; i++) {
+ rtl_port_set_enable(dev, i, 1);
+ }
+
+ /* restore trunking settings */
+ rtl_set(dev, RTL_REG_EN_TRUNK, trunk_en);
+ rtl_set(dev, RTL_REG_TRUNK_PORTSEL, trunk_psel);
+ rtl_phy_restore(dev, 5, &port5);
+
+ return 0;
+}
+
+static void
+rtl_hw_init(struct switch_dev *dev)
+{
+ struct rtl_priv *priv = to_rtl(dev);
+ int cpu_mask = 1 << dev->cpu_port;
+ int i;
+
+ rtl_set(dev, RTL_REG_VLAN_ENABLE, 0);
+ rtl_set(dev, RTL_REG_VLAN_FILTER, 0);
+ rtl_set(dev, RTL_REG_EN_TRUNK, 0);
+ rtl_set(dev, RTL_REG_TRUNK_PORTSEL, 0);
+
+ /* initialize cpu port settings */
+ if (priv->do_cpu) {
+ rtl_set(dev, RTL_REG_CPUPORT, dev->cpu_port);
+ rtl_set(dev, RTL_REG_EN_CPUPORT, 1);
+ } else {
+ rtl_set(dev, RTL_REG_CPUPORT, 7);
+ rtl_set(dev, RTL_REG_EN_CPUPORT, 0);
+ }
+ rtl_set(dev, RTL_REG_EN_TAG_OUT, 0);
+ rtl_set(dev, RTL_REG_EN_TAG_IN, 0);
+ rtl_set(dev, RTL_REG_EN_TAG_CLR, 0);
+
+ /* reset all vlans */
+ for (i = 0; i < RTL8306_NUM_VLANS; i++) {
+ rtl_set(dev, RTL_VLAN_REG(i, VID), i);
+ rtl_set(dev, RTL_VLAN_REG(i, PORTMASK), 0);
+ }
+
+ /* default to port isolation */
+ for (i = 0; i < RTL8306_NUM_PORTS; i++) {
+ unsigned long mask;
+
+ if ((1 << i) == cpu_mask)
+ mask = ((1 << RTL8306_NUM_PORTS) - 1) & ~cpu_mask; /* all bits set */
+ else
+ mask = cpu_mask | (1 << i);
+
+ rtl_set(dev, RTL_VLAN_REG(i, PORTMASK), mask);
+ rtl_set(dev, RTL_PORT_REG(i, PVID), i);
+ rtl_set(dev, RTL_PORT_REG(i, NULL_VID_REPLACE), 1);
+ rtl_set(dev, RTL_PORT_REG(i, VID_INSERT), 1);
+ rtl_set(dev, RTL_PORT_REG(i, TAG_INSERT), 3);
+ }
+ rtl_hw_apply(dev);
+}
+
+#ifdef DEBUG
+static int
+rtl_set_use_cpuport(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct rtl_priv *priv = to_rtl(dev);
+ priv->do_cpu = val->value.i;
+ rtl_hw_init(dev);
+ return 0;
+}
+
+static int
+rtl_get_use_cpuport(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct rtl_priv *priv = to_rtl(dev);
+ val->value.i = priv->do_cpu;
+ return 0;
+}
+
+static int
+rtl_set_cpuport(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ dev->cpu_port = val->value.i;
+ rtl_hw_init(dev);
+ return 0;
+}
+
+static int
+rtl_get_cpuport(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ val->value.i = dev->cpu_port;
+ return 0;
+}
+#endif
+
+static int
+rtl_reset(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ rtl_hw_init(dev);
+ return 0;
+}
+
+static int
+rtl_attr_set_int(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ int idx = attr->id + (val->port_vlan * attr->ofs);
+ struct rtl_phyregs port;
+
+ if (attr->id >= ARRAY_SIZE(rtl_regs))
+ return -EINVAL;
+
+ if ((attr->max > 0) && (val->value.i > attr->max))
+ return -EINVAL;
+
+ /* access to phy register 22 on port 4/5
+ * needs phy status save/restore */
+ if ((val->port_vlan > 3) &&
+ (rtl_regs[idx].reg == 22) &&
+ (rtl_regs[idx].page == 0)) {
+
+ rtl_phy_save(dev, val->port_vlan, &port);
+ rtl_set(dev, idx, val->value.i);
+ rtl_phy_restore(dev, val->port_vlan, &port);
+ } else {
+ rtl_set(dev, idx, val->value.i);
+ }
+
+ return 0;
+}
+
+static int
+rtl_attr_get_int(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ int idx = attr->id + (val->port_vlan * attr->ofs);
+
+ if (idx >= ARRAY_SIZE(rtl_regs))
+ return -EINVAL;
+
+ val->value.i = rtl_get(dev, idx);
+ return 0;
+}
+
+static int
+rtl_attr_set_port_int(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ if (val->port_vlan >= RTL8306_NUM_PORTS)
+ return -EINVAL;
+
+ return rtl_attr_set_int(dev, attr, val);
+}
+
+static int
+rtl_attr_get_port_int(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ if (val->port_vlan >= RTL8306_NUM_PORTS)
+ return -EINVAL;
+ return rtl_attr_get_int(dev, attr, val);
+}
+
+static int
+rtl_attr_set_vlan_int(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ if (val->port_vlan >= dev->vlans)
+ return -EINVAL;
+
+ return rtl_attr_set_int(dev, attr, val);
+}
+
+static int
+rtl_attr_get_vlan_int(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ if (val->port_vlan >= dev->vlans)
+ return -EINVAL;
+
+ return rtl_attr_get_int(dev, attr, val);
+}
+
+static int
+rtl_get_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ unsigned int i, mask;
+
+ mask = rtl_get(dev, RTL_VLAN_REG(val->port_vlan, PORTMASK));
+ for (i = 0; i < RTL8306_NUM_PORTS; i++) {
+ struct switch_port *port;
+
+ if (!(mask & (1 << i)))
+ continue;
+
+ port = &val->value.ports[val->len];
+ port->id = i;
+ port->flags = 0;
+ val->len++;
+ }
+
+ return 0;
+}
+
+static int
+rtl_set_vlan(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct rtl_priv *priv = to_rtl(dev);
+ struct rtl_phyregs port;
+ int en = val->value.i;
+ int i;
+
+ rtl_set(dev, RTL_REG_EN_TAG_OUT, en && priv->do_cpu);
+ rtl_set(dev, RTL_REG_EN_TAG_IN, en && priv->do_cpu);
+ rtl_set(dev, RTL_REG_EN_TAG_CLR, en && priv->do_cpu);
+ rtl_set(dev, RTL_REG_VLAN_TAG_AWARE, en);
+ if (en)
+ rtl_set(dev, RTL_REG_VLAN_FILTER, en);
+
+ for (i = 0; i < RTL8306_NUM_PORTS; i++) {
+ if (i > 3)
+ rtl_phy_save(dev, val->port_vlan, &port);
+ rtl_set(dev, RTL_PORT_REG(i, NULL_VID_REPLACE), 1);
+ rtl_set(dev, RTL_PORT_REG(i, VID_INSERT), (en ? (i == dev->cpu_port ? 0 : 1) : 1));
+ rtl_set(dev, RTL_PORT_REG(i, TAG_INSERT), (en ? (i == dev->cpu_port ? 2 : 1) : 3));
+ if (i > 3)
+ rtl_phy_restore(dev, val->port_vlan, &port);
+ }
+ rtl_set(dev, RTL_REG_VLAN_ENABLE, en);
+
+ return 0;
+}
+
+static int
+rtl_get_vlan(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ return rtl_get(dev, RTL_REG_VLAN_ENABLE);
+}
+
+static int
+rtl_set_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ unsigned int mask = 0;
+ unsigned int oldmask;
+ int i;
+
+ for(i = 0; i < val->len; i++)
+ {
+ struct switch_port *port = &val->value.ports[i];
+ bool tagged = false;
+
+ mask |= (1 << port->id);
+
+ if (port->id == dev->cpu_port)
+ continue;
+
+ if ((i == dev->cpu_port) ||
+ (port->flags & (1 << SWITCH_PORT_FLAG_TAGGED)))
+ tagged = true;
+
+ /* fix up PVIDs for added ports */
+ if (!tagged)
+ rtl_set(dev, RTL_PORT_REG(port->id, PVID), val->port_vlan);
+
+ rtl_set(dev, RTL_PORT_REG(port->id, NON_PVID_DISCARD), (tagged ? 0 : 1));
+ rtl_set(dev, RTL_PORT_REG(port->id, VID_INSERT), (tagged ? 0 : 1));
+ rtl_set(dev, RTL_PORT_REG(port->id, TAG_INSERT), (tagged ? 2 : 1));
+ }
+
+ oldmask = rtl_get(dev, RTL_VLAN_REG(val->port_vlan, PORTMASK));
+ rtl_set(dev, RTL_VLAN_REG(val->port_vlan, PORTMASK), mask);
+
+ /* fix up PVIDs for removed ports, default to last vlan */
+ oldmask &= ~mask;
+ for (i = 0; i < RTL8306_NUM_PORTS; i++) {
+ if (!(oldmask & (1 << i)))
+ continue;
+
+ if (i == dev->cpu_port)
+ continue;
+
+ if (rtl_get(dev, RTL_PORT_REG(i, PVID)) == val->port_vlan)
+ rtl_set(dev, RTL_PORT_REG(i, PVID), dev->vlans - 1);
+ }
+
+ return 0;
+}
+
+static int
+rtl8306_config_init(struct phy_device *pdev)
+{
+ struct net_device *netdev = pdev->attached_dev;
+ struct rtl_priv *priv = pdev->priv;
+ struct switch_dev *dev = &priv->dev;
+ struct switch_val val;
+ unsigned int chipid, chipver, chiptype;
+ int err;
+
+ /* Only init the switch for the primary PHY */
+ if (pdev->addr != 0)
+ return 0;
+
+ val.value.i = 1;
+ memcpy(&priv->dev, &rtldev, sizeof(struct switch_dev));
+ priv->do_cpu = 0;
+ priv->page = -1;
+ priv->bus = pdev->bus;
+
+ dev->priv = priv;
+
+ chipid = rtl_get(dev, RTL_REG_CHIPID);
+ chipver = rtl_get(dev, RTL_REG_CHIPVER);
+ chiptype = rtl_get(dev, RTL_REG_CHIPTYPE);
+ switch(chiptype) {
+ case 0:
+ case 2:
+ strncpy(priv->hwname, RTL_NAME_S, sizeof(priv->hwname));
+ priv->type = RTL_TYPE_S;
+ break;
+ case 1:
+ strncpy(priv->hwname, RTL_NAME_SD, sizeof(priv->hwname));
+ priv->type = RTL_TYPE_SD;
+ break;
+ case 3:
+ strncpy(priv->hwname, RTL_NAME_SDM, sizeof(priv->hwname));
+ priv->type = RTL_TYPE_SDM;
+ break;
+ default:
+ strncpy(priv->hwname, RTL_NAME_UNKNOWN, sizeof(priv->hwname));
+ break;
+ }
+
+ dev->name = priv->hwname;
+ rtl_hw_init(dev);
+
+ printk(KERN_INFO "Registering %s switch with Chip ID: 0x%04x, version: 0x%04x\n", priv->hwname, chipid, chipver);
+
+ err = register_switch(dev, netdev);
+ if (err < 0) {
+ kfree(priv);
+ return err;
+ }
+
+ return 0;
+}
+
+static struct switch_attr rtl_globals[] = {
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "reset",
+ .description = "Reset the switch",
+ .set = rtl_reset,
+ },
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "enable_vlan",
+ .description = "Enable VLAN mode",
+ .max = 1,
+ .set = rtl_set_vlan,
+ .get = rtl_get_vlan,
+ },
+ {
+ RTL_GLOBAL_REGATTR(EN_TRUNK),
+ .name = "trunk",
+ .description = "Enable port trunking",
+ .max = 1,
+ },
+ {
+ RTL_GLOBAL_REGATTR(TRUNK_PORTSEL),
+ .name = "trunk_sel",
+ .description = "Select ports for trunking (0: 0,1 - 1: 3,4)",
+ .max = 1,
+ },
+#ifdef DEBUG
+ {
+ RTL_GLOBAL_REGATTR(VLAN_FILTER),
+ .name = "vlan_filter",
+ .description = "Filter incoming packets for allowed VLANS",
+ .max = 1,
+ },
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "cpuport",
+ .description = "CPU Port",
+ .set = rtl_set_cpuport,
+ .get = rtl_get_cpuport,
+ .max = RTL8306_NUM_PORTS,
+ },
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "use_cpuport",
+ .description = "CPU Port handling flag",
+ .set = rtl_set_use_cpuport,
+ .get = rtl_get_use_cpuport,
+ .max = RTL8306_NUM_PORTS,
+ },
+ {
+ RTL_GLOBAL_REGATTR(TRAP_CPU),
+ .name = "trap_cpu",
+ .description = "VLAN trap to CPU",
+ .max = 1,
+ },
+ {
+ RTL_GLOBAL_REGATTR(VLAN_TAG_AWARE),
+ .name = "vlan_tag_aware",
+ .description = "Enable VLAN tag awareness",
+ .max = 1,
+ },
+ {
+ RTL_GLOBAL_REGATTR(VLAN_TAG_ONLY),
+ .name = "tag_only",
+ .description = "Only accept tagged packets",
+ .max = 1,
+ },
+#endif
+};
+static struct switch_attr rtl_port[] = {
+ {
+ RTL_PORT_REGATTR(PVID),
+ .name = "pvid",
+ .description = "Port VLAN ID",
+ .max = RTL8306_NUM_VLANS - 1,
+ },
+ {
+ RTL_PORT_REGATTR(LINK),
+ .name = "link",
+ .description = "get the current link state",
+ .max = 1,
+ .set = NULL,
+ },
+#ifdef DEBUG
+ {
+ RTL_PORT_REGATTR(NULL_VID_REPLACE),
+ .name = "null_vid",
+ .description = "NULL VID gets replaced by port default vid",
+ .max = 1,
+ },
+ {
+ RTL_PORT_REGATTR(NON_PVID_DISCARD),
+ .name = "non_pvid_discard",
+ .description = "discard packets with VID != PVID",
+ .max = 1,
+ },
+ {
+ RTL_PORT_REGATTR(VID_INSERT),
+ .name = "vid_insert_remove",
+ .description = "how should the switch insert and remove vids ?",
+ .max = 3,
+ },
+ {
+ RTL_PORT_REGATTR(TAG_INSERT),
+ .name = "tag_insert",
+ .description = "tag insertion handling",
+ .max = 3,
+ },
+#endif
+ {
+ RTL_PORT_REGATTR(SPEED),
+ .name = "speed",
+ .description = "current link speed",
+ .max = 1,
+ },
+ {
+ RTL_PORT_REGATTR(NWAY),
+ .name = "nway",
+ .description = "enable autonegotiation",
+ .max = 1,
+ },
+};
+
+static struct switch_attr rtl_vlan[] = {
+ {
+ RTL_VLAN_REGATTR(VID),
+ .name = "vid",
+ .description = "VLAN ID",
+ .max = 4095,
+ },
+};
+
+/* template */
+static struct switch_dev rtldev = {
+ .cpu_port = RTL8306_PORT_CPU,
+ .ports = RTL8306_NUM_PORTS,
+ .vlans = RTL8306_NUM_VLANS,
+ .attr_global = {
+ .attr = rtl_globals,
+ .n_attr = ARRAY_SIZE(rtl_globals),
+ },
+ .attr_port = {
+ .attr = rtl_port,
+ .n_attr = ARRAY_SIZE(rtl_port),
+ },
+ .attr_vlan = {
+ .attr = rtl_vlan,
+ .n_attr = ARRAY_SIZE(rtl_vlan),
+ },
+
+ .get_vlan_ports = rtl_get_ports,
+ .set_vlan_ports = rtl_set_ports,
+ .apply_config = rtl_hw_apply,
+};
+
+
+static int
+rtl8306_fixup(struct phy_device *pdev)
+{
+ struct rtl_priv priv;
+ u16 chipid;
+
+ /* Attach to primary LAN port and WAN port */
+ if (pdev->addr != 0 && pdev->addr != 4)
+ return 0;
+
+ priv.page = -1;
+ priv.bus = pdev->bus;
+ chipid = rtl_get(&priv.dev, RTL_REG_CHIPID);
+ if (chipid == 0x5988)
+ pdev->phy_id = RTL8306_MAGIC;
+
+ return 0;
+}
+
+static int
+rtl8306_probe(struct phy_device *pdev)
+{
+ struct rtl_priv *priv;
+
+ list_for_each_entry(priv, &phydevs, list) {
+ /*
+ * share one rtl_priv instance between virtual phy
+ * devices on the same bus
+ */
+ if (priv->bus == pdev->bus)
+ goto found;
+ }
+ priv = kzalloc(sizeof(struct rtl_priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->bus = pdev->bus;
+
+found:
+ pdev->priv = priv;
+ return 0;
+}
+
+static void
+rtl8306_remove(struct phy_device *pdev)
+{
+ struct rtl_priv *priv = pdev->priv;
+ unregister_switch(&priv->dev);
+ kfree(priv);
+}
+
+static int
+rtl8306_config_aneg(struct phy_device *pdev)
+{
+ struct rtl_priv *priv = pdev->priv;
+
+ /* Only for WAN */
+ if (pdev->addr == 0)
+ return 0;
+
+ /* Restart autonegotiation */
+ rtl_set(&priv->dev, RTL_PORT_REG(4, NWAY), 1);
+ rtl_set(&priv->dev, RTL_PORT_REG(4, NRESTART), 1);
+
+ return 0;
+}
+
+static int
+rtl8306_read_status(struct phy_device *pdev)
+{
+ struct rtl_priv *priv = pdev->priv;
+ struct switch_dev *dev = &priv->dev;
+
+ if (pdev->addr == 4) {
+ /* WAN */
+ pdev->speed = rtl_get(dev, RTL_PORT_REG(4, SPEED)) ? SPEED_100 : SPEED_10;
+ pdev->duplex = rtl_get(dev, RTL_PORT_REG(4, DUPLEX)) ? DUPLEX_FULL : DUPLEX_HALF;
+ pdev->link = !!rtl_get(dev, RTL_PORT_REG(4, LINK));
+ } else {
+ /* LAN */
+ pdev->speed = SPEED_100;
+ pdev->duplex = DUPLEX_FULL;
+ pdev->link = 1;
+ }
+
+ /*
+ * Bypass generic PHY status read,
+ * it doesn't work with this switch
+ */
+ if (pdev->link) {
+ pdev->state = PHY_RUNNING;
+ netif_carrier_on(pdev->attached_dev);
+ pdev->adjust_link(pdev->attached_dev);
+ } else {
+ pdev->state = PHY_NOLINK;
+ netif_carrier_off(pdev->attached_dev);
+ pdev->adjust_link(pdev->attached_dev);
+ }
+
+ return 0;
+}
+
+
+static struct phy_driver rtl8306_driver = {
+ .name = "Realtek RTL8306S",
+ .flags = PHY_HAS_MAGICANEG,
+ .phy_id = RTL8306_MAGIC,
+ .phy_id_mask = 0xffffffff,
+ .features = PHY_BASIC_FEATURES,
+ .probe = &rtl8306_probe,
+ .remove = &rtl8306_remove,
+ .config_init = &rtl8306_config_init,
+ .config_aneg = &rtl8306_config_aneg,
+ .read_status = &rtl8306_read_status,
+ .driver = { .owner = THIS_MODULE,},
+};
+
+
+static int __init
+rtl_init(void)
+{
+ phy_register_fixup_for_id(PHY_ANY_ID, rtl8306_fixup);
+ return phy_driver_register(&rtl8306_driver);
+}
+
+static void __exit
+rtl_exit(void)
+{
+ phy_driver_unregister(&rtl8306_driver);
+}
+
+module_init(rtl_init);
+module_exit(rtl_exit);
+MODULE_LICENSE("GPL");
+
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c b/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c
new file mode 100644
index 000000000..bb2e3ba68
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c
@@ -0,0 +1,385 @@
+/*
+ * Realtek RTL8366 SMI interface driver
+ *
+ * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/spinlock.h>
+#include <linux/skbuff.h>
+
+#include "rtl8366_smi.h"
+
+#define RTL8366_SMI_ACK_RETRY_COUNT 5
+#define RTL8366_SMI_CLK_DELAY 10 /* nsec */
+
+static inline void rtl8366_smi_clk_delay(struct rtl8366_smi *smi)
+{
+ ndelay(RTL8366_SMI_CLK_DELAY);
+}
+
+static void rtl8366_smi_start(struct rtl8366_smi *smi)
+{
+ unsigned int sda = smi->gpio_sda;
+ unsigned int sck = smi->gpio_sck;
+
+ /*
+ * Set GPIO pins to output mode, with initial state:
+ * SCK = 0, SDA = 1
+ */
+ gpio_direction_output(sck, 0);
+ gpio_direction_output(sda, 1);
+ rtl8366_smi_clk_delay(smi);
+
+ /* CLK 1: 0 -> 1, 1 -> 0 */
+ gpio_set_value(sck, 1);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sck, 0);
+ rtl8366_smi_clk_delay(smi);
+
+ /* CLK 2: */
+ gpio_set_value(sck, 1);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sda, 0);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sck, 0);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sda, 1);
+}
+
+static void rtl8366_smi_stop(struct rtl8366_smi *smi)
+{
+ unsigned int sda = smi->gpio_sda;
+ unsigned int sck = smi->gpio_sck;
+
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sda, 0);
+ gpio_set_value(sck, 1);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sda, 1);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sck, 1);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sck, 0);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sck, 1);
+
+ /* add a click */
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sck, 0);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sck, 1);
+
+ /* set GPIO pins to input mode */
+ gpio_direction_input(sda);
+ gpio_direction_input(sck);
+}
+
+static void rtl8366_smi_write_bits(struct rtl8366_smi *smi, u32 data, u32 len)
+{
+ unsigned int sda = smi->gpio_sda;
+ unsigned int sck = smi->gpio_sck;
+
+ for (; len > 0; len--) {
+ rtl8366_smi_clk_delay(smi);
+
+ /* prepare data */
+ gpio_set_value(sda, !!(data & ( 1 << (len - 1))));
+ rtl8366_smi_clk_delay(smi);
+
+ /* clocking */
+ gpio_set_value(sck, 1);
+ rtl8366_smi_clk_delay(smi);
+ gpio_set_value(sck, 0);
+ }
+}
+
+static void rtl8366_smi_read_bits(struct rtl8366_smi *smi, u32 len, u32 *data)
+{
+ unsigned int sda = smi->gpio_sda;
+ unsigned int sck = smi->gpio_sck;
+
+ gpio_direction_input(sda);
+
+ for (*data = 0; len > 0; len--) {
+ u32 u;
+
+ rtl8366_smi_clk_delay(smi);
+
+ /* clocking */
+ gpio_set_value(sck, 1);
+ rtl8366_smi_clk_delay(smi);
+ u = !!gpio_get_value(sda);
+ gpio_set_value(sck, 0);
+
+ *data |= (u << (len - 1));
+ }
+
+ gpio_direction_output(sda, 0);
+}
+
+static int rtl8366_smi_wait_for_ack(struct rtl8366_smi *smi)
+{
+ int retry_cnt;
+
+ retry_cnt = 0;
+ do {
+ u32 ack;
+
+ rtl8366_smi_read_bits(smi, 1, &ack);
+ if (ack == 0)
+ break;
+
+ if (++retry_cnt > RTL8366_SMI_ACK_RETRY_COUNT)
+ return -EIO;
+ } while (1);
+
+ return 0;
+}
+
+static int rtl8366_smi_write_byte(struct rtl8366_smi *smi, u8 data)
+{
+ rtl8366_smi_write_bits(smi, data, 8);
+ return rtl8366_smi_wait_for_ack(smi);
+}
+
+static int rtl8366_smi_read_byte0(struct rtl8366_smi *smi, u8 *data)
+{
+ u32 t;
+
+ /* read data */
+ rtl8366_smi_read_bits(smi, 8, &t);
+ *data = (t & 0xff);
+
+ /* send an ACK */
+ rtl8366_smi_write_bits(smi, 0x00, 1);
+
+ return 0;
+}
+
+static int rtl8366_smi_read_byte1(struct rtl8366_smi *smi, u8 *data)
+{
+ u32 t;
+
+ /* read data */
+ rtl8366_smi_read_bits(smi, 8, &t);
+ *data = (t & 0xff);
+
+ /* send an ACK */
+ rtl8366_smi_write_bits(smi, 0x01, 1);
+
+ return 0;
+}
+
+int rtl8366_smi_read_reg(struct rtl8366_smi *smi, u32 addr, u32 *data)
+{
+ unsigned long flags;
+ u8 lo = 0;
+ u8 hi = 0;
+ int ret;
+
+ spin_lock_irqsave(&smi->lock, flags);
+
+ rtl8366_smi_start(smi);
+
+ /* send READ command */
+ ret = rtl8366_smi_write_byte(smi, 0x0a << 4 | 0x04 << 1 | 0x01);
+ if (ret)
+ goto out;
+
+ /* set ADDR[7:0] */
+ ret = rtl8366_smi_write_byte(smi, addr & 0xff);
+ if (ret)
+ goto out;
+
+ /* set ADDR[15:8] */
+ ret = rtl8366_smi_write_byte(smi, addr >> 8);
+ if (ret)
+ goto out;
+
+ /* read DATA[7:0] */
+ rtl8366_smi_read_byte0(smi, &lo);
+ /* read DATA[15:8] */
+ rtl8366_smi_read_byte1(smi, &hi);
+
+ *data = ((u32) lo) | (((u32) hi) << 8);
+
+ ret = 0;
+
+ out:
+ rtl8366_smi_stop(smi);
+ spin_unlock_irqrestore(&smi->lock, flags);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(rtl8366_smi_read_reg);
+
+int rtl8366_smi_write_reg(struct rtl8366_smi *smi, u32 addr, u32 data)
+{
+ unsigned long flags;
+ int ret;
+
+ spin_lock_irqsave(&smi->lock, flags);
+
+ rtl8366_smi_start(smi);
+
+ /* send WRITE command */
+ ret = rtl8366_smi_write_byte(smi, 0x0a << 4 | 0x04 << 1 | 0x00);
+ if (ret)
+ goto out;
+
+ /* set ADDR[7:0] */
+ ret = rtl8366_smi_write_byte(smi, addr & 0xff);
+ if (ret)
+ goto out;
+
+ /* set ADDR[15:8] */
+ ret = rtl8366_smi_write_byte(smi, addr >> 8);
+ if (ret)
+ goto out;
+
+ /* write DATA[7:0] */
+ ret = rtl8366_smi_write_byte(smi, data & 0xff);
+ if (ret)
+ goto out;
+
+ /* write DATA[15:8] */
+ ret = rtl8366_smi_write_byte(smi, data >> 8);
+ if (ret)
+ goto out;
+
+ ret = 0;
+
+ out:
+ rtl8366_smi_stop(smi);
+ spin_unlock_irqrestore(&smi->lock, flags);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(rtl8366_smi_write_reg);
+
+int rtl8366_smi_rmwr(struct rtl8366_smi *smi, u32 addr, u32 mask, u32 data)
+{
+ u32 t;
+ int err;
+
+ err = rtl8366_smi_read_reg(smi, addr, &t);
+ if (err)
+ return err;
+
+ err = rtl8366_smi_write_reg(smi, addr, (t & ~mask) | data);
+ return err;
+
+}
+EXPORT_SYMBOL_GPL(rtl8366_smi_rmwr);
+
+static int rtl8366_smi_mii_init(struct rtl8366_smi *smi)
+{
+ int ret;
+ int i;
+
+ smi->mii_bus = mdiobus_alloc();
+ if (smi->mii_bus == NULL) {
+ ret = -ENOMEM;
+ goto err;
+ }
+
+ smi->mii_bus->priv = (void *) smi;
+ smi->mii_bus->name = dev_name(smi->parent);
+ smi->mii_bus->read = smi->ops->mii_read;
+ smi->mii_bus->write = smi->ops->mii_write;
+ snprintf(smi->mii_bus->id, MII_BUS_ID_SIZE, "%s",
+ dev_name(smi->parent));
+ smi->mii_bus->parent = smi->parent;
+ smi->mii_bus->phy_mask = ~(0x1f);
+ smi->mii_bus->irq = smi->mii_irq;
+ for (i = 0; i < PHY_MAX_ADDR; i++)
+ smi->mii_irq[i] = PHY_POLL;
+
+ ret = mdiobus_register(smi->mii_bus);
+ if (ret)
+ goto err_free;
+
+ return 0;
+
+ err_free:
+ mdiobus_free(smi->mii_bus);
+ err:
+ return ret;
+}
+
+static void rtl8366_smi_mii_cleanup(struct rtl8366_smi *smi)
+{
+ mdiobus_unregister(smi->mii_bus);
+ mdiobus_free(smi->mii_bus);
+}
+
+int rtl8366_smi_init(struct rtl8366_smi *smi)
+{
+ int err;
+
+ if (!smi->parent)
+ return -EINVAL;
+
+ if (!smi->ops)
+ return -EINVAL;
+
+ err = gpio_request(smi->gpio_sda, dev_name(smi->parent));
+ if (err) {
+ dev_err(smi->parent, "gpio_request failed for %u, err=%d\n",
+ smi->gpio_sda, err);
+ goto err_out;
+ }
+
+ err = gpio_request(smi->gpio_sck, dev_name(smi->parent));
+ if (err) {
+ dev_err(smi->parent, "gpio_request failed for %u, err=%d\n",
+ smi->gpio_sck, err);
+ goto err_free_sda;
+ }
+
+ spin_lock_init(&smi->lock);
+
+ dev_info(smi->parent, "using GPIO pins %u (SDA) and %u (SCK)\n",
+ smi->gpio_sda, smi->gpio_sck);
+
+ err = smi->ops->detect(smi);
+ if (err) {
+ dev_err(smi->parent, "chip detection failed, err=%d\n", err);
+ goto err_free_sck;
+ }
+
+ err = rtl8366_smi_mii_init(smi);
+ if (err)
+ goto err_free_sck;
+
+ return 0;
+
+ err_free_sck:
+ gpio_free(smi->gpio_sck);
+ err_free_sda:
+ gpio_free(smi->gpio_sda);
+ err_out:
+ return err;
+}
+EXPORT_SYMBOL_GPL(rtl8366_smi_init);
+
+void rtl8366_smi_cleanup(struct rtl8366_smi *smi)
+{
+ rtl8366_smi_mii_cleanup(smi);
+ gpio_free(smi->gpio_sck);
+ gpio_free(smi->gpio_sda);
+}
+EXPORT_SYMBOL_GPL(rtl8366_smi_cleanup);
+
+MODULE_DESCRIPTION("Realtek RTL8366 SMI interface driver");
+MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
+MODULE_LICENSE("GPL v2");
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366_smi.h b/target/linux/generic/files/drivers/net/phy/rtl8366_smi.h
new file mode 100644
index 000000000..1afee9b73
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/rtl8366_smi.h
@@ -0,0 +1,58 @@
+/*
+ * Realtek RTL8366 SMI interface driver defines
+ *
+ * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#ifndef _RTL8366_SMI_H
+#define _RTL8366_SMI_H
+
+#include <linux/phy.h>
+
+struct rtl8366_smi_ops;
+struct mii_bus;
+
+struct rtl8366_smi {
+ struct device *parent;
+ unsigned int gpio_sda;
+ unsigned int gpio_sck;
+ spinlock_t lock;
+ struct mii_bus *mii_bus;
+ int mii_irq[PHY_MAX_ADDR];
+
+ struct rtl8366_smi_ops *ops;
+};
+
+struct rtl8366_smi_ops {
+ int (*detect)(struct rtl8366_smi *smi);
+
+ int (*mii_read)(struct mii_bus *bus, int addr, int reg);
+ int (*mii_write)(struct mii_bus *bus, int addr, int reg, u16 val);
+};
+
+struct rtl8366_vlan_mc {
+ u16 vid;
+ u8 priority;
+ u8 untag;
+ u8 member;
+ u8 fid;
+};
+
+struct rtl8366_vlan_4k {
+ u16 vid;
+ u8 untag;
+ u8 member;
+ u8 fid;
+};
+
+int rtl8366_smi_init(struct rtl8366_smi *smi);
+void rtl8366_smi_cleanup(struct rtl8366_smi *smi);
+int rtl8366_smi_write_reg(struct rtl8366_smi *smi, u32 addr, u32 data);
+int rtl8366_smi_read_reg(struct rtl8366_smi *smi, u32 addr, u32 *data);
+int rtl8366_smi_rmwr(struct rtl8366_smi *smi, u32 addr, u32 mask, u32 data);
+
+#endif /* _RTL8366_SMI_H */
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366rb.c b/target/linux/generic/files/drivers/net/phy/rtl8366rb.c
new file mode 100644
index 000000000..2105b2bd4
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/rtl8366rb.c
@@ -0,0 +1,1797 @@
+/*
+ * Platform driver for the Realtek RTL8366S ethernet switch
+ *
+ * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2010 Antti Seppälä <a.seppala@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/skbuff.h>
+#include <linux/switch.h>
+#include <linux/rtl8366rb.h>
+
+#include "rtl8366_smi.h"
+
+#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
+#include <linux/debugfs.h>
+#endif
+
+#define RTL8366S_DRIVER_DESC "Realtek RTL8366RB ethernet switch driver"
+#define RTL8366S_DRIVER_VER "0.2.2"
+
+#define RTL8366S_PHY_NO_MAX 4
+#define RTL8366S_PHY_PAGE_MAX 7
+#define RTL8366S_PHY_ADDR_MAX 31
+
+#define RTL8366_CHIP_GLOBAL_CTRL_REG 0x0000
+#define RTL8366_CHIP_CTRL_VLAN (1 << 13)
+#define RTL8366_CHIP_CTRL_VLAN_4KTB (1 << 14)
+
+/* Switch Global Configuration register */
+#define RTL8366_SGCR 0x0000
+#define RTL8366_SGCR_EN_BC_STORM_CTRL BIT(0)
+#define RTL8366_SGCR_MAX_LENGTH(_x) (_x << 4)
+#define RTL8366_SGCR_MAX_LENGTH_MASK RTL8366_SGCR_MAX_LENGTH(0x3)
+#define RTL8366_SGCR_MAX_LENGTH_1522 RTL8366_SGCR_MAX_LENGTH(0x0)
+#define RTL8366_SGCR_MAX_LENGTH_1536 RTL8366_SGCR_MAX_LENGTH(0x1)
+#define RTL8366_SGCR_MAX_LENGTH_1552 RTL8366_SGCR_MAX_LENGTH(0x2)
+#define RTL8366_SGCR_MAX_LENGTH_9216 RTL8366_SGCR_MAX_LENGTH(0x3)
+
+/* Port Enable Control register */
+#define RTL8366_PECR 0x0001
+
+/* Switch Security Control registers */
+#define RTL8366_SSCR0 0x0002
+#define RTL8366_SSCR1 0x0003
+#define RTL8366_SSCR2 0x0004
+#define RTL8366_SSCR2_DROP_UNKNOWN_DA BIT(0)
+
+#define RTL8366_RESET_CTRL_REG 0x0100
+#define RTL8366_CHIP_CTRL_RESET_HW 1
+#define RTL8366_CHIP_CTRL_RESET_SW (1 << 1)
+
+#define RTL8366S_CHIP_VERSION_CTRL_REG 0x050A
+#define RTL8366S_CHIP_VERSION_MASK 0xf
+#define RTL8366S_CHIP_ID_REG 0x0509
+#define RTL8366S_CHIP_ID_8366 0x5937
+
+/* PHY registers control */
+#define RTL8366S_PHY_ACCESS_CTRL_REG 0x8000
+#define RTL8366S_PHY_ACCESS_DATA_REG 0x8002
+
+#define RTL8366S_PHY_CTRL_READ 1
+#define RTL8366S_PHY_CTRL_WRITE 0
+
+#define RTL8366S_PHY_REG_MASK 0x1f
+#define RTL8366S_PHY_PAGE_OFFSET 5
+#define RTL8366S_PHY_PAGE_MASK (0xf << 5)
+#define RTL8366S_PHY_NO_OFFSET 9
+#define RTL8366S_PHY_NO_MASK (0x1f << 9)
+
+/* LED control registers */
+#define RTL8366_LED_BLINKRATE_REG 0x0430
+#define RTL8366_LED_BLINKRATE_BIT 0
+#define RTL8366_LED_BLINKRATE_MASK 0x0007
+
+#define RTL8366_LED_CTRL_REG 0x0431
+#define RTL8366_LED_0_1_CTRL_REG 0x0432
+#define RTL8366_LED_2_3_CTRL_REG 0x0433
+
+#define RTL8366S_MIB_COUNT 33
+#define RTL8366S_GLOBAL_MIB_COUNT 1
+#define RTL8366S_MIB_COUNTER_PORT_OFFSET 0x0050
+#define RTL8366S_MIB_COUNTER_BASE 0x1000
+#define RTL8366S_MIB_CTRL_REG 0x13F0
+#define RTL8366S_MIB_CTRL_USER_MASK 0x0FFC
+#define RTL8366S_MIB_CTRL_BUSY_MASK 0x0001
+#define RTL8366S_MIB_CTRL_RESET_MASK 0x0001
+
+#define RTL8366S_MIB_CTRL_GLOBAL_RESET_MASK 0x0004
+#define RTL8366S_MIB_CTRL_PORT_RESET_BIT 0x0003
+#define RTL8366S_MIB_CTRL_PORT_RESET_MASK 0x01FC
+
+
+#define RTL8366S_PORT_VLAN_CTRL_BASE 0x0063
+#define RTL8366S_PORT_VLAN_CTRL_REG(_p) \
+ (RTL8366S_PORT_VLAN_CTRL_BASE + (_p) / 4)
+#define RTL8366S_PORT_VLAN_CTRL_MASK 0xf
+#define RTL8366S_PORT_VLAN_CTRL_SHIFT(_p) (4 * ((_p) % 4))
+
+
+#define RTL8366S_VLAN_TABLE_READ_BASE 0x018C
+#define RTL8366S_VLAN_TABLE_WRITE_BASE 0x0185
+
+
+#define RTL8366S_TABLE_ACCESS_CTRL_REG 0x0180
+#define RTL8366S_TABLE_VLAN_READ_CTRL 0x0E01
+#define RTL8366S_TABLE_VLAN_WRITE_CTRL 0x0F01
+
+#define RTL8366S_VLAN_MEMCONF_BASE 0x0020
+
+
+#define RTL8366S_PORT_LINK_STATUS_BASE 0x0014
+#define RTL8366S_PORT_STATUS_SPEED_MASK 0x0003
+#define RTL8366S_PORT_STATUS_DUPLEX_MASK 0x0004
+#define RTL8366S_PORT_STATUS_LINK_MASK 0x0010
+#define RTL8366S_PORT_STATUS_TXPAUSE_MASK 0x0020
+#define RTL8366S_PORT_STATUS_RXPAUSE_MASK 0x0040
+#define RTL8366S_PORT_STATUS_AN_MASK 0x0080
+
+
+#define RTL8366_PORT_NUM_CPU 5
+#define RTL8366_NUM_PORTS 6
+#define RTL8366_NUM_VLANS 16
+#define RTL8366_NUM_LEDGROUPS 4
+#define RTL8366_NUM_VIDS 4096
+#define RTL8366S_PRIORITYMAX 7
+#define RTL8366S_FIDMAX 7
+
+
+#define RTL8366_PORT_1 (1 << 0) /* In userspace port 0 */
+#define RTL8366_PORT_2 (1 << 1) /* In userspace port 1 */
+#define RTL8366_PORT_3 (1 << 2) /* In userspace port 2 */
+#define RTL8366_PORT_4 (1 << 3) /* In userspace port 3 */
+#define RTL8366_PORT_5 (1 << 4) /* In userspace port 4 */
+
+#define RTL8366_PORT_CPU (1 << 5) /* CPU port */
+
+#define RTL8366_PORT_ALL (RTL8366_PORT_1 | \
+ RTL8366_PORT_2 | \
+ RTL8366_PORT_3 | \
+ RTL8366_PORT_4 | \
+ RTL8366_PORT_5 | \
+ RTL8366_PORT_CPU)
+
+#define RTL8366_PORT_ALL_BUT_CPU (RTL8366_PORT_1 | \
+ RTL8366_PORT_2 | \
+ RTL8366_PORT_3 | \
+ RTL8366_PORT_4 | \
+ RTL8366_PORT_5)
+
+#define RTL8366_PORT_ALL_EXTERNAL (RTL8366_PORT_1 | \
+ RTL8366_PORT_2 | \
+ RTL8366_PORT_3 | \
+ RTL8366_PORT_4)
+
+#define RTL8366_PORT_ALL_INTERNAL RTL8366_PORT_CPU
+
+struct rtl8366rb {
+ struct device *parent;
+ struct rtl8366_smi smi;
+ struct switch_dev dev;
+ char buf[4096];
+#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
+ struct dentry *debugfs_root;
+#endif
+};
+
+struct rtl8366rb_vlan_mc {
+ u16 reserved2:1;
+ u16 priority:3;
+ u16 vid:12;
+ u16 untag:8;
+ u16 member:8;
+ u16 stag_mbr:8;
+ u16 stag_idx:3;
+ u16 reserved1:2;
+ u16 fid:3;
+};
+
+struct rtl8366rb_vlan_4k {
+ u16 reserved1:4;
+ u16 vid:12;
+ u16 untag:8;
+ u16 member:8;
+ u16 reserved2:13;
+ u16 fid:3;
+};
+
+#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
+u16 gl_dbg_reg;
+#endif
+
+struct mib_counter {
+ unsigned offset;
+ unsigned length;
+ const char *name;
+};
+
+static struct mib_counter rtl8366rb_mib_counters[RTL8366S_MIB_COUNT] = {
+ { 0, 4, "IfInOctets" },
+ { 4, 4, "EtherStatsOctets" },
+ { 8, 2, "EtherStatsUnderSizePkts" },
+ { 10, 2, "EtherFragments" },
+ { 12, 2, "EtherStatsPkts64Octets" },
+ { 14, 2, "EtherStatsPkts65to127Octets" },
+ { 16, 2, "EtherStatsPkts128to255Octets" },
+ { 18, 2, "EtherStatsPkts256to511Octets" },
+ { 20, 2, "EtherStatsPkts512to1023Octets" },
+ { 22, 2, "EtherStatsPkts1024to1518Octets" },
+ { 24, 2, "EtherOversizeStats" },
+ { 26, 2, "EtherStatsJabbers" },
+ { 28, 2, "IfInUcastPkts" },
+ { 30, 2, "EtherStatsMulticastPkts" },
+ { 32, 2, "EtherStatsBroadcastPkts" },
+ { 34, 2, "EtherStatsDropEvents" },
+ { 36, 2, "Dot3StatsFCSErrors" },
+ { 38, 2, "Dot3StatsSymbolErrors" },
+ { 40, 2, "Dot3InPauseFrames" },
+ { 42, 2, "Dot3ControlInUnknownOpcodes" },
+ { 44, 4, "IfOutOctets" },
+ { 48, 2, "Dot3StatsSingleCollisionFrames" },
+ { 50, 2, "Dot3StatMultipleCollisionFrames" },
+ { 52, 2, "Dot3sDeferredTransmissions" },
+ { 54, 2, "Dot3StatsLateCollisions" },
+ { 56, 2, "EtherStatsCollisions" },
+ { 58, 2, "Dot3StatsExcessiveCollisions" },
+ { 60, 2, "Dot3OutPauseFrames" },
+ { 62, 2, "Dot1dBasePortDelayExceededDiscards" },
+ { 64, 2, "Dot1dTpPortInDiscards" },
+ { 66, 2, "IfOutUcastPkts" },
+ { 68, 2, "IfOutMulticastPkts" },
+ { 70, 2, "IfOutBroadcastPkts" },
+};
+
+#define REG_WR(_smi, _reg, _val) \
+ do { \
+ err = rtl8366_smi_write_reg(_smi, _reg, _val); \
+ if (err) \
+ return err; \
+ } while (0)
+
+#define REG_RMW(_smi, _reg, _mask, _val) \
+ do { \
+ err = rtl8366_smi_rmwr(_smi, _reg, _mask, _val); \
+ if (err) \
+ return err; \
+ } while (0)
+
+static inline struct rtl8366rb *smi_to_rtl8366rb(struct rtl8366_smi *smi)
+{
+ return container_of(smi, struct rtl8366rb, smi);
+}
+
+static inline struct rtl8366rb *sw_to_rtl8366rb(struct switch_dev *sw)
+{
+ return container_of(sw, struct rtl8366rb, dev);
+}
+
+static inline struct rtl8366_smi *sw_to_rtl8366_smi(struct switch_dev *sw)
+{
+ struct rtl8366rb *rtl = sw_to_rtl8366rb(sw);
+ return &rtl->smi;
+}
+
+static int rtl8366rb_reset_chip(struct rtl8366_smi *smi)
+{
+ int timeout = 10;
+ u32 data;
+
+ rtl8366_smi_write_reg(smi, RTL8366_RESET_CTRL_REG,
+ RTL8366_CHIP_CTRL_RESET_HW);
+ do {
+ msleep(1);
+ if (rtl8366_smi_read_reg(smi, RTL8366_RESET_CTRL_REG, &data))
+ return -EIO;
+
+ if (!(data & RTL8366_CHIP_CTRL_RESET_HW))
+ break;
+ } while (--timeout);
+
+ if (!timeout) {
+ printk("Timeout waiting for the switch to reset\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int rtl8366rb_hw_init(struct rtl8366_smi *smi)
+{
+ int err;
+
+ /* set maximum packet length to 1536 bytes */
+ REG_RMW(smi, RTL8366_SGCR, RTL8366_SGCR_MAX_LENGTH_MASK,
+ RTL8366_SGCR_MAX_LENGTH_1536);
+
+ /* enable all ports */
+ REG_WR(smi, RTL8366_PECR, 0);
+
+ /* disable learning for all ports */
+ REG_WR(smi, RTL8366_SSCR0, RTL8366_PORT_ALL);
+
+ /* disable auto ageing for all ports */
+ REG_WR(smi, RTL8366_SSCR1, RTL8366_PORT_ALL);
+
+ /* don't drop packets whose DA has not been learned */
+ REG_RMW(smi, RTL8366_SSCR2, RTL8366_SSCR2_DROP_UNKNOWN_DA, 0);
+
+ return 0;
+}
+
+static int rtl8366rb_read_phy_reg(struct rtl8366_smi *smi,
+ u32 phy_no, u32 page, u32 addr, u32 *data)
+{
+ u32 reg;
+ int ret;
+
+ if (phy_no > RTL8366S_PHY_NO_MAX)
+ return -EINVAL;
+
+ if (page > RTL8366S_PHY_PAGE_MAX)
+ return -EINVAL;
+
+ if (addr > RTL8366S_PHY_ADDR_MAX)
+ return -EINVAL;
+
+ ret = rtl8366_smi_write_reg(smi, RTL8366S_PHY_ACCESS_CTRL_REG,
+ RTL8366S_PHY_CTRL_READ);
+ if (ret)
+ return ret;
+
+ reg = 0x8000 | (1 << (phy_no + RTL8366S_PHY_NO_OFFSET)) |
+ ((page << RTL8366S_PHY_PAGE_OFFSET) & RTL8366S_PHY_PAGE_MASK) |
+ (addr & RTL8366S_PHY_REG_MASK);
+
+ ret = rtl8366_smi_write_reg(smi, reg, 0);
+ if (ret)
+ return ret;
+
+ ret = rtl8366_smi_read_reg(smi, RTL8366S_PHY_ACCESS_DATA_REG, data);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int rtl8366rb_write_phy_reg(struct rtl8366_smi *smi,
+ u32 phy_no, u32 page, u32 addr, u32 data)
+{
+ u32 reg;
+ int ret;
+
+ if (phy_no > RTL8366S_PHY_NO_MAX)
+ return -EINVAL;
+
+ if (page > RTL8366S_PHY_PAGE_MAX)
+ return -EINVAL;
+
+ if (addr > RTL8366S_PHY_ADDR_MAX)
+ return -EINVAL;
+
+ ret = rtl8366_smi_write_reg(smi, RTL8366S_PHY_ACCESS_CTRL_REG,
+ RTL8366S_PHY_CTRL_WRITE);
+ if (ret)
+ return ret;
+
+ reg = 0x8000 | (1 << (phy_no + RTL8366S_PHY_NO_OFFSET)) |
+ ((page << RTL8366S_PHY_PAGE_OFFSET) & RTL8366S_PHY_PAGE_MASK) |
+ (addr & RTL8366S_PHY_REG_MASK);
+
+ ret = rtl8366_smi_write_reg(smi, reg, data);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int rtl8366_get_mib_counter(struct rtl8366_smi *smi, int counter,
+ int port, unsigned long long *val)
+{
+ int i;
+ int err;
+ u32 addr, data;
+ u64 mibvalue;
+
+ if (port > RTL8366_NUM_PORTS || counter >= RTL8366S_MIB_COUNT)
+ return -EINVAL;
+
+ addr = RTL8366S_MIB_COUNTER_BASE +
+ RTL8366S_MIB_COUNTER_PORT_OFFSET * (port) +
+ rtl8366rb_mib_counters[counter].offset;
+
+ /*
+ * Writing access counter address first
+ * then ASIC will prepare 64bits counter wait for being retrived
+ */
+ data = 0; /* writing data will be discard by ASIC */
+ err = rtl8366_smi_write_reg(smi, addr, data);
+ if (err)
+ return err;
+
+ /* read MIB control register */
+ err = rtl8366_smi_read_reg(smi, RTL8366S_MIB_CTRL_REG, &data);
+ if (err)
+ return err;
+
+ if (data & RTL8366S_MIB_CTRL_BUSY_MASK)
+ return -EBUSY;
+
+ if (data & RTL8366S_MIB_CTRL_RESET_MASK)
+ return -EIO;
+
+ mibvalue = 0;
+ for (i = rtl8366rb_mib_counters[counter].length; i > 0; i--) {
+ err = rtl8366_smi_read_reg(smi, addr + (i - 1), &data);
+ if (err)
+ return err;
+
+ mibvalue = (mibvalue << 16) | (data & 0xFFFF);
+ }
+
+ *val = mibvalue;
+ return 0;
+}
+
+static int rtl8366rb_get_vlan_4k(struct rtl8366_smi *smi, u32 vid,
+ struct rtl8366_vlan_4k *vlan4k)
+{
+ struct rtl8366rb_vlan_4k vlan4k_priv;
+ int err;
+ u32 data;
+ u16 *tableaddr;
+
+ memset(vlan4k, '\0', sizeof(struct rtl8366_vlan_4k));
+ vlan4k_priv.vid = vid;
+
+ if (vid >= RTL8366_NUM_VIDS)
+ return -EINVAL;
+
+ tableaddr = (u16 *)&vlan4k_priv;
+
+ /* write VID */
+ data = *tableaddr;
+ err = rtl8366_smi_write_reg(smi, RTL8366S_VLAN_TABLE_WRITE_BASE, data);
+ if (err)
+ return err;
+
+ /* write table access control word */
+ err = rtl8366_smi_write_reg(smi, RTL8366S_TABLE_ACCESS_CTRL_REG,
+ RTL8366S_TABLE_VLAN_READ_CTRL);
+ if (err)
+ return err;
+
+ err = rtl8366_smi_read_reg(smi, RTL8366S_VLAN_TABLE_READ_BASE, &data);
+ if (err)
+ return err;
+
+ *tableaddr = data;
+ tableaddr++;
+
+ err = rtl8366_smi_read_reg(smi, RTL8366S_VLAN_TABLE_READ_BASE + 1,
+ &data);
+ if (err)
+ return err;
+
+ *tableaddr = data;
+ tableaddr++;
+
+ err = rtl8366_smi_read_reg(smi, RTL8366S_VLAN_TABLE_READ_BASE + 2,
+ &data);
+ if (err)
+ return err;
+ *tableaddr = data;
+
+ vlan4k->vid = vid;
+ vlan4k->untag = vlan4k_priv.untag;
+ vlan4k->member = vlan4k_priv.member;
+ vlan4k->fid = vlan4k_priv.fid;
+
+ return 0;
+}
+
+static int rtl8366rb_set_vlan_4k(struct rtl8366_smi *smi,
+ const struct rtl8366_vlan_4k *vlan4k)
+{
+ struct rtl8366rb_vlan_4k vlan4k_priv;
+ int err;
+ u32 data;
+ u16 *tableaddr;
+
+ if (vlan4k->vid >= RTL8366_NUM_VIDS ||
+ vlan4k->member > RTL8366_PORT_ALL ||
+ vlan4k->untag > RTL8366_PORT_ALL ||
+ vlan4k->fid > RTL8366S_FIDMAX)
+ return -EINVAL;
+
+ vlan4k_priv.vid = vlan4k->vid;
+ vlan4k_priv.untag = vlan4k->untag;
+ vlan4k_priv.member = vlan4k->member;
+ vlan4k_priv.fid = vlan4k->fid;
+
+ tableaddr = (u16 *)&vlan4k_priv;
+
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, RTL8366S_VLAN_TABLE_WRITE_BASE, data);
+ if (err)
+ return err;
+
+ tableaddr++;
+
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, RTL8366S_VLAN_TABLE_WRITE_BASE + 1,
+ data);
+ if (err)
+ return err;
+
+ tableaddr++;
+
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, RTL8366S_VLAN_TABLE_WRITE_BASE + 2,
+ data);
+ if (err)
+ return err;
+
+ /* write table access control word */
+ err = rtl8366_smi_write_reg(smi, RTL8366S_TABLE_ACCESS_CTRL_REG,
+ RTL8366S_TABLE_VLAN_WRITE_CTRL);
+
+ return err;
+}
+
+static int rtl8366rb_get_vlan_mc(struct rtl8366_smi *smi, u32 index,
+ struct rtl8366_vlan_mc *vlanmc)
+{
+ struct rtl8366rb_vlan_mc vlanmc_priv;
+ int err;
+ u32 addr;
+ u32 data;
+ u16 *tableaddr;
+
+ memset(vlanmc, '\0', sizeof(struct rtl8366_vlan_mc));
+
+ if (index >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ tableaddr = (u16 *)&vlanmc_priv;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + (index * 3);
+ err = rtl8366_smi_read_reg(smi, addr, &data);
+ if (err)
+ return err;
+
+ *tableaddr = data;
+ tableaddr++;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + 1 + (index * 3);
+ err = rtl8366_smi_read_reg(smi, addr, &data);
+ if (err)
+ return err;
+
+ *tableaddr = data;
+ tableaddr++;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + 2 + (index * 3);
+ err = rtl8366_smi_read_reg(smi, addr, &data);
+ if (err)
+ return err;
+
+ *tableaddr = data;
+
+ vlanmc->vid = vlanmc_priv.vid;
+ vlanmc->priority = vlanmc_priv.priority;
+ vlanmc->untag = vlanmc_priv.untag;
+ vlanmc->member = vlanmc_priv.member;
+ vlanmc->fid = vlanmc_priv.fid;
+
+ return 0;
+}
+
+static int rtl8366rb_set_vlan_mc(struct rtl8366_smi *smi, u32 index,
+ const struct rtl8366_vlan_mc *vlanmc)
+{
+ struct rtl8366rb_vlan_mc vlanmc_priv;
+ int err;
+ u32 addr;
+ u32 data;
+ u16 *tableaddr;
+
+ if (index >= RTL8366_NUM_VLANS ||
+ vlanmc->vid >= RTL8366_NUM_VIDS ||
+ vlanmc->priority > RTL8366S_PRIORITYMAX ||
+ vlanmc->member > RTL8366_PORT_ALL ||
+ vlanmc->untag > RTL8366_PORT_ALL ||
+ vlanmc->fid > RTL8366S_FIDMAX)
+ return -EINVAL;
+
+ vlanmc_priv.vid = vlanmc->vid;
+ vlanmc_priv.priority = vlanmc->priority;
+ vlanmc_priv.untag = vlanmc->untag;
+ vlanmc_priv.member = vlanmc->member;
+ vlanmc_priv.stag_mbr = 0;
+ vlanmc_priv.stag_idx = 0;
+ vlanmc_priv.fid = vlanmc->fid;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + (index * 3);
+
+ tableaddr = (u16 *)&vlanmc_priv;
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, addr, data);
+ if (err)
+ return err;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + 1 + (index * 3);
+
+ tableaddr++;
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, addr, data);
+ if (err)
+ return err;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + 2 + (index * 3);
+
+ tableaddr++;
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, addr, data);
+ if (err)
+ return err;
+ return 0;
+}
+
+static int rtl8366rb_get_mc_index(struct rtl8366_smi *smi, int port, int *val)
+{
+ u32 data;
+ int err;
+
+ if (port >= RTL8366_NUM_PORTS)
+ return -EINVAL;
+
+ err = rtl8366_smi_read_reg(smi, RTL8366S_PORT_VLAN_CTRL_REG(port),
+ &data);
+ if (err)
+ return err;
+
+ *val = (data >> RTL8366S_PORT_VLAN_CTRL_SHIFT(port)) &
+ RTL8366S_PORT_VLAN_CTRL_MASK;
+
+ return 0;
+
+}
+
+static int rtl8366rb_set_mc_index(struct rtl8366_smi *smi, int port, int index)
+{
+ if (port >= RTL8366_NUM_PORTS || index >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ return rtl8366_smi_rmwr(smi, RTL8366S_PORT_VLAN_CTRL_REG(port),
+ RTL8366S_PORT_VLAN_CTRL_MASK <<
+ RTL8366S_PORT_VLAN_CTRL_SHIFT(port),
+ (index & RTL8366S_PORT_VLAN_CTRL_MASK) <<
+ RTL8366S_PORT_VLAN_CTRL_SHIFT(port));
+}
+
+static int rtl8366rb_set_vlan(struct rtl8366_smi *smi, int vid, u32 member,
+ u32 untag, u32 fid)
+{
+ struct rtl8366_vlan_4k vlan4k;
+ int err;
+ int i;
+
+ /* Update the 4K table */
+ err = rtl8366rb_get_vlan_4k(smi, vid, &vlan4k);
+ if (err)
+ return err;
+
+ vlan4k.member = member;
+ vlan4k.untag = untag;
+ vlan4k.fid = fid;
+ err = rtl8366rb_set_vlan_4k(smi, &vlan4k);
+ if (err)
+ return err;
+
+ /* Try to find an existing MC entry for this VID */
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ struct rtl8366_vlan_mc vlanmc;
+
+ err = rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ if (vid == vlanmc.vid) {
+ /* update the MC entry */
+ vlanmc.member = member;
+ vlanmc.untag = untag;
+ vlanmc.fid = fid;
+
+ err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
+ break;
+ }
+ }
+
+ return err;
+}
+
+static int rtl8366rb_get_pvid(struct rtl8366_smi *smi, int port, int *val)
+{
+ struct rtl8366_vlan_mc vlanmc;
+ int err;
+ int index;
+
+ err = rtl8366rb_get_mc_index(smi, port, &index);
+ if (err)
+ return err;
+
+ err = rtl8366rb_get_vlan_mc(smi, index, &vlanmc);
+ if (err)
+ return err;
+
+ *val = vlanmc.vid;
+ return 0;
+}
+
+static int rtl8366rb_mc_is_used(struct rtl8366_smi *smi, int mc_index,
+ int *used)
+{
+ int err;
+ int i;
+
+ *used = 0;
+ for (i = 0; i < RTL8366_NUM_PORTS; i++) {
+ int index = 0;
+
+ err = rtl8366rb_get_mc_index(smi, i, &index);
+ if (err)
+ return err;
+
+ if (mc_index == index) {
+ *used = 1;
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int rtl8366rb_set_pvid(struct rtl8366_smi *smi, unsigned port,
+ unsigned vid)
+{
+ struct rtl8366_vlan_mc vlanmc;
+ struct rtl8366_vlan_4k vlan4k;
+ int err;
+ int i;
+
+ /* Try to find an existing MC entry for this VID */
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ err = rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ if (vid == vlanmc.vid) {
+ err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ err = rtl8366rb_set_mc_index(smi, port, i);
+ return err;
+ }
+ }
+
+ /* We have no MC entry for this VID, try to find an empty one */
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ err = rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ if (vlanmc.vid == 0 && vlanmc.member == 0) {
+ /* Update the entry from the 4K table */
+ err = rtl8366rb_get_vlan_4k(smi, vid, &vlan4k);
+ if (err)
+ return err;
+
+ vlanmc.vid = vid;
+ vlanmc.member = vlan4k.member;
+ vlanmc.untag = vlan4k.untag;
+ vlanmc.fid = vlan4k.fid;
+ err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ err = rtl8366rb_set_mc_index(smi, port, i);
+ return err;
+ }
+ }
+
+ /* MC table is full, try to find an unused entry and replace it */
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ int used;
+
+ err = rtl8366rb_mc_is_used(smi, i, &used);
+ if (err)
+ return err;
+
+ if (!used) {
+ /* Update the entry from the 4K table */
+ err = rtl8366rb_get_vlan_4k(smi, vid, &vlan4k);
+ if (err)
+ return err;
+
+ vlanmc.vid = vid;
+ vlanmc.member = vlan4k.member;
+ vlanmc.untag = vlan4k.untag;
+ vlanmc.fid = vlan4k.fid;
+ err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ err = rtl8366rb_set_mc_index(smi, port, i);
+ return err;
+ }
+ }
+
+ dev_err(smi->parent,
+ "all VLAN member configurations are in use\n");
+
+ return -ENOSPC;
+}
+
+static int rtl8366rb_vlan_set_vlan(struct rtl8366_smi *smi, int enable)
+{
+ return rtl8366_smi_rmwr(smi, RTL8366_CHIP_GLOBAL_CTRL_REG,
+ RTL8366_CHIP_CTRL_VLAN,
+ (enable) ? RTL8366_CHIP_CTRL_VLAN : 0);
+}
+
+static int rtl8366rb_vlan_set_4ktable(struct rtl8366_smi *smi, int enable)
+{
+ return rtl8366_smi_rmwr(smi, RTL8366_CHIP_GLOBAL_CTRL_REG,
+ RTL8366_CHIP_CTRL_VLAN_4KTB,
+ (enable) ? RTL8366_CHIP_CTRL_VLAN_4KTB : 0);
+}
+
+static int rtl8366rb_reset_vlan(struct rtl8366_smi *smi)
+{
+ struct rtl8366_vlan_mc vlanmc;
+ int err;
+ int i;
+
+ /* clear VLAN member configurations */
+ vlanmc.vid = 0;
+ vlanmc.priority = 0;
+ vlanmc.member = 0;
+ vlanmc.untag = 0;
+ vlanmc.fid = 0;
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+ }
+
+ for (i = 0; i < RTL8366_NUM_PORTS; i++) {
+ if (i == RTL8366_PORT_CPU)
+ continue;
+
+ err = rtl8366rb_set_vlan(smi, (i + 1),
+ (1 << i) | RTL8366_PORT_CPU,
+ (1 << i) | RTL8366_PORT_CPU,
+ 0);
+ if (err)
+ return err;
+
+ err = rtl8366rb_set_pvid(smi, i, (i + 1));
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+
+#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
+static int rtl8366rb_debugfs_open(struct inode *inode, struct file *file)
+{
+ file->private_data = inode->i_private;
+ return 0;
+}
+
+static ssize_t rtl8366rb_read_debugfs_mibs(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct rtl8366rb *rtl = (struct rtl8366rb *)file->private_data;
+ struct rtl8366_smi *smi = &rtl->smi;
+ int i, j, len = 0;
+ char *buf = rtl->buf;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%-36s %12s %12s %12s %12s %12s %12s\n",
+ "Counter",
+ "Port 0", "Port 1", "Port 2",
+ "Port 3", "Port 4", "Port 5");
+
+ for (i = 0; i < ARRAY_SIZE(rtl8366rb_mib_counters); ++i) {
+ len += snprintf(buf + len, sizeof(rtl->buf) - len, "%-36s ",
+ rtl8366rb_mib_counters[i].name);
+ for (j = 0; j < RTL8366_NUM_PORTS; ++j) {
+ unsigned long long counter = 0;
+
+ if (!rtl8366_get_mib_counter(smi, i, j, &counter))
+ len += snprintf(buf + len,
+ sizeof(rtl->buf) - len,
+ "%12llu ", counter);
+ else
+ len += snprintf(buf + len,
+ sizeof(rtl->buf) - len,
+ "%12s ", "error");
+ }
+ len += snprintf(buf + len, sizeof(rtl->buf) - len, "\n");
+ }
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t rtl8366rb_read_debugfs_vlan_mc(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct rtl8366rb *rtl = (struct rtl8366rb *)file->private_data;
+ struct rtl8366_smi *smi = &rtl->smi;
+ int i, len = 0;
+ char *buf = rtl->buf;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%2s %6s %4s %6s %6s %3s\n",
+ "id", "vid","prio", "member", "untag", "fid");
+
+ for (i = 0; i < RTL8366_NUM_VLANS; ++i) {
+ struct rtl8366_vlan_mc vlanmc;
+
+ rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%2d %6d %4d 0x%04x 0x%04x %3d\n",
+ i, vlanmc.vid, vlanmc.priority,
+ vlanmc.member, vlanmc.untag, vlanmc.fid);
+ }
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t rtl8366rb_read_debugfs_reg(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct rtl8366rb *rtl = (struct rtl8366rb *)file->private_data;
+ struct rtl8366_smi *smi = &rtl->smi;
+ u32 t, reg = gl_dbg_reg;
+ int err, len = 0;
+ char *buf = rtl->buf;
+
+ memset(buf, '\0', sizeof(rtl->buf));
+
+ err = rtl8366_smi_read_reg(smi, reg, &t);
+ if (err) {
+ len += snprintf(buf, sizeof(rtl->buf),
+ "Read failed (reg: 0x%04x)\n", reg);
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+ }
+
+ len += snprintf(buf, sizeof(rtl->buf), "reg = 0x%04x, val = 0x%04x\n",
+ reg, t);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t rtl8366rb_write_debugfs_reg(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct rtl8366rb *rtl = (struct rtl8366rb *)file->private_data;
+ struct rtl8366_smi *smi = &rtl->smi;
+ unsigned long data;
+ u32 reg = gl_dbg_reg;
+ int err;
+ size_t len;
+ char *buf = rtl->buf;
+
+ len = min(count, sizeof(rtl->buf) - 1);
+ if (copy_from_user(buf, user_buf, len)) {
+ dev_err(rtl->parent, "copy from user failed\n");
+ return -EFAULT;
+ }
+
+ buf[len] = '\0';
+ if (len > 0 && buf[len - 1] == '\n')
+ buf[len - 1] = '\0';
+
+
+ if (strict_strtoul(buf, 16, &data)) {
+ dev_err(rtl->parent, "Invalid reg value %s\n", buf);
+ } else {
+ err = rtl8366_smi_write_reg(smi, reg, data);
+ if (err) {
+ dev_err(rtl->parent,
+ "writing reg 0x%04x val 0x%04lx failed\n",
+ reg, data);
+ }
+ }
+
+ return count;
+}
+
+static const struct file_operations fops_rtl8366rb_regs = {
+ .read = rtl8366rb_read_debugfs_reg,
+ .write = rtl8366rb_write_debugfs_reg,
+ .open = rtl8366rb_debugfs_open,
+ .owner = THIS_MODULE
+};
+
+static const struct file_operations fops_rtl8366rb_vlan_mc = {
+ .read = rtl8366rb_read_debugfs_vlan_mc,
+ .open = rtl8366rb_debugfs_open,
+ .owner = THIS_MODULE
+};
+
+static const struct file_operations fops_rtl8366rb_mibs = {
+ .read = rtl8366rb_read_debugfs_mibs,
+ .open = rtl8366rb_debugfs_open,
+ .owner = THIS_MODULE
+};
+
+static void rtl8366rb_debugfs_init(struct rtl8366rb *rtl)
+{
+ struct dentry *node;
+ struct dentry *root;
+
+ if (!rtl->debugfs_root)
+ rtl->debugfs_root = debugfs_create_dir("rtl8366rb", NULL);
+
+ if (!rtl->debugfs_root) {
+ dev_err(rtl->parent, "Unable to create debugfs dir\n");
+ return;
+ }
+ root = rtl->debugfs_root;
+
+ node = debugfs_create_x16("reg", S_IRUGO | S_IWUSR, root, &gl_dbg_reg);
+ if (!node) {
+ dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+ "reg");
+ return;
+ }
+
+ node = debugfs_create_file("val", S_IRUGO | S_IWUSR, root, rtl,
+ &fops_rtl8366rb_regs);
+ if (!node) {
+ dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+ "val");
+ return;
+ }
+
+ node = debugfs_create_file("vlan_mc", S_IRUSR, root, rtl,
+ &fops_rtl8366rb_vlan_mc);
+ if (!node) {
+ dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+ "vlan_mc");
+ return;
+ }
+
+ node = debugfs_create_file("mibs", S_IRUSR, root, rtl,
+ &fops_rtl8366rb_mibs);
+ if (!node) {
+ dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+ "mibs");
+ return;
+ }
+}
+
+static void rtl8366rb_debugfs_remove(struct rtl8366rb *rtl)
+{
+ if (rtl->debugfs_root) {
+ debugfs_remove_recursive(rtl->debugfs_root);
+ rtl->debugfs_root = NULL;
+ }
+}
+
+#else
+static inline void rtl8366rb_debugfs_init(struct rtl8366rb *rtl) {}
+static inline void rtl8366rb_debugfs_remove(struct rtl8366rb *rtl) {}
+#endif /* CONFIG_RTL8366S_PHY_DEBUG_FS */
+
+static int rtl8366rb_sw_reset_mibs(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ int err = 0;
+
+ if (val->value.i == 1)
+ err = rtl8366_smi_rmwr(smi, RTL8366S_MIB_CTRL_REG, 0, (1 << 2));
+
+ return err;
+}
+
+static int rtl8366rb_sw_get_vlan_enable(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ u32 data;
+
+ if (attr->ofs == 1) {
+ rtl8366_smi_read_reg(smi, RTL8366_CHIP_GLOBAL_CTRL_REG, &data);
+
+ if (data & RTL8366_CHIP_CTRL_VLAN)
+ val->value.i = 1;
+ else
+ val->value.i = 0;
+ } else if (attr->ofs == 2) {
+ rtl8366_smi_read_reg(smi, RTL8366_CHIP_GLOBAL_CTRL_REG, &data);
+
+ if (data & RTL8366_CHIP_CTRL_VLAN_4KTB)
+ val->value.i = 1;
+ else
+ val->value.i = 0;
+ }
+
+ return 0;
+}
+
+static int rtl8366rb_sw_get_blinkrate(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ u32 data;
+
+ rtl8366_smi_read_reg(smi, RTL8366_LED_BLINKRATE_REG, &data);
+
+ val->value.i = (data & (RTL8366_LED_BLINKRATE_MASK));
+
+ return 0;
+}
+
+static int rtl8366rb_sw_set_blinkrate(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+
+ if (val->value.i >= 6)
+ return -EINVAL;
+
+ return rtl8366_smi_rmwr(smi, RTL8366_LED_BLINKRATE_REG,
+ RTL8366_LED_BLINKRATE_MASK,
+ val->value.i);
+}
+
+static int rtl8366rb_sw_set_vlan_enable(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+
+ if (attr->ofs == 1)
+ return rtl8366rb_vlan_set_vlan(smi, val->value.i);
+ else
+ return rtl8366rb_vlan_set_4ktable(smi, val->value.i);
+}
+
+static const char *rtl8366rb_speed_str(unsigned speed)
+{
+ switch (speed) {
+ case 0:
+ return "10baseT";
+ case 1:
+ return "100baseT";
+ case 2:
+ return "1000baseT";
+ }
+
+ return "unknown";
+}
+
+static int rtl8366rb_sw_get_port_link(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
+ struct rtl8366_smi *smi = &rtl->smi;
+ u32 len = 0, data = 0;
+
+ if (val->port_vlan >= RTL8366_NUM_PORTS)
+ return -EINVAL;
+
+ memset(rtl->buf, '\0', sizeof(rtl->buf));
+ rtl8366_smi_read_reg(smi, RTL8366S_PORT_LINK_STATUS_BASE +
+ (val->port_vlan / 2), &data);
+
+ if (val->port_vlan % 2)
+ data = data >> 8;
+
+ if (data & RTL8366S_PORT_STATUS_LINK_MASK) {
+ len = snprintf(rtl->buf, sizeof(rtl->buf),
+ "port:%d link:up speed:%s %s-duplex %s%s%s",
+ val->port_vlan,
+ rtl8366rb_speed_str(data &
+ RTL8366S_PORT_STATUS_SPEED_MASK),
+ (data & RTL8366S_PORT_STATUS_DUPLEX_MASK) ?
+ "full" : "half",
+ (data & RTL8366S_PORT_STATUS_TXPAUSE_MASK) ?
+ "tx-pause ": "",
+ (data & RTL8366S_PORT_STATUS_RXPAUSE_MASK) ?
+ "rx-pause " : "",
+ (data & RTL8366S_PORT_STATUS_AN_MASK) ?
+ "nway ": "");
+ } else {
+ len = snprintf(rtl->buf, sizeof(rtl->buf), "port:%d link: down",
+ val->port_vlan);
+ }
+
+ val->value.s = rtl->buf;
+ val->len = len;
+
+ return 0;
+}
+
+static int rtl8366rb_sw_get_vlan_info(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ int i;
+ u32 len = 0;
+ struct rtl8366_vlan_4k vlan4k;
+ struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
+ struct rtl8366_smi *smi = &rtl->smi;
+ char *buf = rtl->buf;
+ int err;
+
+ if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ memset(buf, '\0', sizeof(rtl->buf));
+
+ err = rtl8366rb_get_vlan_4k(smi, val->port_vlan, &vlan4k);
+ if (err)
+ return err;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "VLAN %d: Ports: '", vlan4k.vid);
+
+ for (i = 0; i < RTL8366_NUM_PORTS; i++) {
+ if (!(vlan4k.member & (1 << i)))
+ continue;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len, "%d%s", i,
+ (vlan4k.untag & (1 << i)) ? "" : "t");
+ }
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "', members=%04x, untag=%04x, fid=%u",
+ vlan4k.member, vlan4k.untag, vlan4k.fid);
+
+ val->value.s = buf;
+ val->len = len;
+
+ return 0;
+}
+
+static int rtl8366rb_sw_set_port_led(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ u32 data;
+ u32 mask;
+ u32 reg;
+
+ if (val->port_vlan >= RTL8366_NUM_PORTS)
+ return -EINVAL;
+
+ if (val->port_vlan == RTL8366_PORT_NUM_CPU) {
+ reg = RTL8366_LED_BLINKRATE_REG;
+ mask = 0xF << 4;
+ data = val->value.i << 4;
+ } else {
+ reg = RTL8366_LED_CTRL_REG;
+ mask = 0xF << (val->port_vlan * 4),
+ data = val->value.i << (val->port_vlan * 4);
+ }
+
+ return rtl8366_smi_rmwr(smi, RTL8366_LED_BLINKRATE_REG, mask, data);
+}
+
+static int rtl8366rb_sw_get_port_led(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ u32 data = 0;
+
+ if (val->port_vlan >= RTL8366_NUM_LEDGROUPS)
+ return -EINVAL;
+
+ rtl8366_smi_read_reg(smi, RTL8366_LED_CTRL_REG, &data);
+ val->value.i = (data >> (val->port_vlan * 4)) & 0x000F;
+
+ return 0;
+}
+
+static int rtl8366rb_sw_reset_port_mibs(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+
+ if (val->port_vlan >= RTL8366_NUM_PORTS)
+ return -EINVAL;
+
+ return rtl8366_smi_rmwr(smi, RTL8366S_MIB_CTRL_REG,
+ 0, (1 << (val->port_vlan + 3)));
+}
+
+static int rtl8366rb_sw_get_port_mib(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
+ struct rtl8366_smi *smi = &rtl->smi;
+ int i, len = 0;
+ unsigned long long counter = 0;
+ char *buf = rtl->buf;
+
+ if (val->port_vlan >= RTL8366_NUM_PORTS)
+ return -EINVAL;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "Port %d MIB counters\n",
+ val->port_vlan);
+
+ for (i = 0; i < ARRAY_SIZE(rtl8366rb_mib_counters); ++i) {
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%-36s: ", rtl8366rb_mib_counters[i].name);
+ if (!rtl8366_get_mib_counter(smi, i, val->port_vlan, &counter))
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%llu\n", counter);
+ else
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%s\n", "error");
+ }
+
+ val->value.s = buf;
+ val->len = len;
+ return 0;
+}
+
+static int rtl8366rb_sw_get_vlan_ports(struct switch_dev *dev,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ struct switch_port *port;
+ struct rtl8366_vlan_4k vlan4k;
+ int i;
+
+ if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ rtl8366rb_get_vlan_4k(smi, val->port_vlan, &vlan4k);
+
+ port = &val->value.ports[0];
+ val->len = 0;
+ for (i = 0; i < RTL8366_NUM_PORTS; i++) {
+ if (!(vlan4k.member & BIT(i)))
+ continue;
+
+ port->id = i;
+ port->flags = (vlan4k.untag & BIT(i)) ?
+ 0 : BIT(SWITCH_PORT_FLAG_TAGGED);
+ val->len++;
+ port++;
+ }
+ return 0;
+}
+
+static int rtl8366rb_sw_set_vlan_ports(struct switch_dev *dev,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ struct switch_port *port;
+ u32 member = 0;
+ u32 untag = 0;
+ int i;
+
+ if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ port = &val->value.ports[0];
+ for (i = 0; i < val->len; i++, port++) {
+ member |= BIT(port->id);
+
+ if (!(port->flags & BIT(SWITCH_PORT_FLAG_TAGGED)))
+ untag |= BIT(port->id);
+ }
+
+ return rtl8366rb_set_vlan(smi, val->port_vlan, member, untag, 0);
+}
+
+static int rtl8366rb_sw_get_port_pvid(struct switch_dev *dev, int port, int *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ return rtl8366rb_get_pvid(smi, port, val);
+}
+
+static int rtl8366rb_sw_set_port_pvid(struct switch_dev *dev, int port, int val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ return rtl8366rb_set_pvid(smi, port, val);
+}
+
+static int rtl8366rb_sw_reset_switch(struct switch_dev *dev)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ int err;
+
+ err = rtl8366rb_reset_chip(smi);
+ if (err)
+ return err;
+
+ err = rtl8366rb_hw_init(smi);
+ if (err)
+ return err;
+
+ return rtl8366rb_reset_vlan(smi);
+}
+
+static struct switch_attr rtl8366rb_globals[] = {
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "enable_vlan",
+ .description = "Enable VLAN mode",
+ .set = rtl8366rb_sw_set_vlan_enable,
+ .get = rtl8366rb_sw_get_vlan_enable,
+ .max = 1,
+ .ofs = 1
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "enable_vlan4k",
+ .description = "Enable VLAN 4K mode",
+ .set = rtl8366rb_sw_set_vlan_enable,
+ .get = rtl8366rb_sw_get_vlan_enable,
+ .max = 1,
+ .ofs = 2
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "reset_mibs",
+ .description = "Reset all MIB counters",
+ .set = rtl8366rb_sw_reset_mibs,
+ .get = NULL,
+ .max = 1
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "blinkrate",
+ .description = "Get/Set LED blinking rate (0 = 43ms, 1 = 84ms,"
+ " 2 = 120ms, 3 = 170ms, 4 = 340ms, 5 = 670ms)",
+ .set = rtl8366rb_sw_set_blinkrate,
+ .get = rtl8366rb_sw_get_blinkrate,
+ .max = 5
+ },
+};
+
+static struct switch_attr rtl8366rb_port[] = {
+ {
+ .type = SWITCH_TYPE_STRING,
+ .name = "link",
+ .description = "Get port link information",
+ .max = 1,
+ .set = NULL,
+ .get = rtl8366rb_sw_get_port_link,
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "reset_mib",
+ .description = "Reset single port MIB counters",
+ .max = 1,
+ .set = rtl8366rb_sw_reset_port_mibs,
+ .get = NULL,
+ }, {
+ .type = SWITCH_TYPE_STRING,
+ .name = "mib",
+ .description = "Get MIB counters for port",
+ .max = 33,
+ .set = NULL,
+ .get = rtl8366rb_sw_get_port_mib,
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "led",
+ .description = "Get/Set port group (0 - 3) led mode (0 - 15)",
+ .max = 15,
+ .set = rtl8366rb_sw_set_port_led,
+ .get = rtl8366rb_sw_get_port_led,
+ },
+};
+
+static struct switch_attr rtl8366rb_vlan[] = {
+ {
+ .type = SWITCH_TYPE_STRING,
+ .name = "info",
+ .description = "Get vlan information",
+ .max = 1,
+ .set = NULL,
+ .get = rtl8366rb_sw_get_vlan_info,
+ },
+};
+
+/* template */
+static struct switch_dev rtl8366_switch_dev = {
+ .name = "RTL8366S",
+ .cpu_port = RTL8366_PORT_NUM_CPU,
+ .ports = RTL8366_NUM_PORTS,
+ .vlans = RTL8366_NUM_VLANS,
+ .attr_global = {
+ .attr = rtl8366rb_globals,
+ .n_attr = ARRAY_SIZE(rtl8366rb_globals),
+ },
+ .attr_port = {
+ .attr = rtl8366rb_port,
+ .n_attr = ARRAY_SIZE(rtl8366rb_port),
+ },
+ .attr_vlan = {
+ .attr = rtl8366rb_vlan,
+ .n_attr = ARRAY_SIZE(rtl8366rb_vlan),
+ },
+
+ .get_vlan_ports = rtl8366rb_sw_get_vlan_ports,
+ .set_vlan_ports = rtl8366rb_sw_set_vlan_ports,
+ .get_port_pvid = rtl8366rb_sw_get_port_pvid,
+ .set_port_pvid = rtl8366rb_sw_set_port_pvid,
+ .reset_switch = rtl8366rb_sw_reset_switch,
+};
+
+static int rtl8366rb_switch_init(struct rtl8366rb *rtl)
+{
+ struct switch_dev *dev = &rtl->dev;
+ int err;
+
+ memcpy(dev, &rtl8366_switch_dev, sizeof(struct switch_dev));
+ dev->priv = rtl;
+ dev->devname = dev_name(rtl->parent);
+
+ err = register_switch(dev, NULL);
+ if (err)
+ dev_err(rtl->parent, "switch registration failed\n");
+
+ return err;
+}
+
+static void rtl8366rb_switch_cleanup(struct rtl8366rb *rtl)
+{
+ unregister_switch(&rtl->dev);
+}
+
+static int rtl8366rb_mii_read(struct mii_bus *bus, int addr, int reg)
+{
+ struct rtl8366_smi *smi = bus->priv;
+ u32 val = 0;
+ int err;
+
+ err = rtl8366rb_read_phy_reg(smi, addr, 0, reg, &val);
+ if (err)
+ return 0xffff;
+
+ return val;
+}
+
+static int rtl8366rb_mii_write(struct mii_bus *bus, int addr, int reg, u16 val)
+{
+ struct rtl8366_smi *smi = bus->priv;
+ u32 t;
+ int err;
+
+ err = rtl8366rb_write_phy_reg(smi, addr, 0, reg, val);
+ /* flush write */
+ (void) rtl8366rb_read_phy_reg(smi, addr, 0, reg, &t);
+
+ return err;
+}
+
+static int rtl8366rb_mii_bus_match(struct mii_bus *bus)
+{
+ return (bus->read == rtl8366rb_mii_read &&
+ bus->write == rtl8366rb_mii_write);
+}
+
+static int rtl8366rb_setup(struct rtl8366rb *rtl)
+{
+ struct rtl8366_smi *smi = &rtl->smi;
+ int ret;
+
+ rtl8366rb_debugfs_init(rtl);
+
+ ret = rtl8366rb_reset_chip(smi);
+ if (ret)
+ return ret;
+
+ ret = rtl8366rb_hw_init(smi);
+ return ret;
+}
+
+static int rtl8366rb_detect(struct rtl8366_smi *smi)
+{
+ u32 chip_id = 0;
+ u32 chip_ver = 0;
+ int ret;
+
+ ret = rtl8366_smi_read_reg(smi, RTL8366S_CHIP_ID_REG, &chip_id);
+ if (ret) {
+ dev_err(smi->parent, "unable to read chip id\n");
+ return ret;
+ }
+
+ switch (chip_id) {
+ case RTL8366S_CHIP_ID_8366:
+ break;
+ default:
+ dev_err(smi->parent, "unknown chip id (%04x)\n", chip_id);
+ return -ENODEV;
+ }
+
+ ret = rtl8366_smi_read_reg(smi, RTL8366S_CHIP_VERSION_CTRL_REG,
+ &chip_ver);
+ if (ret) {
+ dev_err(smi->parent, "unable to read chip version\n");
+ return ret;
+ }
+
+ dev_info(smi->parent, "RTL%04x ver. %u chip found\n",
+ chip_id, chip_ver & RTL8366S_CHIP_VERSION_MASK);
+
+ return 0;
+}
+
+static struct rtl8366_smi_ops rtl8366rb_smi_ops = {
+ .detect = rtl8366rb_detect,
+ .mii_read = rtl8366rb_mii_read,
+ .mii_write = rtl8366rb_mii_write,
+};
+
+static int __init rtl8366rb_probe(struct platform_device *pdev)
+{
+ static int rtl8366_smi_version_printed;
+ struct rtl8366rb_platform_data *pdata;
+ struct rtl8366rb *rtl;
+ struct rtl8366_smi *smi;
+ int err;
+
+ if (!rtl8366_smi_version_printed++)
+ printk(KERN_NOTICE RTL8366S_DRIVER_DESC
+ " version " RTL8366S_DRIVER_VER"\n");
+
+ pdata = pdev->dev.platform_data;
+ if (!pdata) {
+ dev_err(&pdev->dev, "no platform data specified\n");
+ err = -EINVAL;
+ goto err_out;
+ }
+
+ rtl = kzalloc(sizeof(*rtl), GFP_KERNEL);
+ if (!rtl) {
+ dev_err(&pdev->dev, "no memory for private data\n");
+ err = -ENOMEM;
+ goto err_out;
+ }
+
+ rtl->parent = &pdev->dev;
+
+ smi = &rtl->smi;
+ smi->parent = &pdev->dev;
+ smi->gpio_sda = pdata->gpio_sda;
+ smi->gpio_sck = pdata->gpio_sck;
+ smi->ops = &rtl8366rb_smi_ops;
+
+ err = rtl8366_smi_init(smi);
+ if (err)
+ goto err_free_rtl;
+
+ platform_set_drvdata(pdev, rtl);
+
+ err = rtl8366rb_setup(rtl);
+ if (err)
+ goto err_clear_drvdata;
+
+ err = rtl8366rb_switch_init(rtl);
+ if (err)
+ goto err_clear_drvdata;
+
+ return 0;
+
+ err_clear_drvdata:
+ platform_set_drvdata(pdev, NULL);
+ rtl8366_smi_cleanup(smi);
+ err_free_rtl:
+ kfree(rtl);
+ err_out:
+ return err;
+}
+
+static int rtl8366rb_phy_config_init(struct phy_device *phydev)
+{
+ if (!rtl8366rb_mii_bus_match(phydev->bus))
+ return -EINVAL;
+
+ return 0;
+}
+
+static int rtl8366rb_phy_config_aneg(struct phy_device *phydev)
+{
+ return 0;
+}
+
+static struct phy_driver rtl8366rb_phy_driver = {
+ .phy_id = 0x001cc960,
+ .name = "Realtek RTL8366RB",
+ .phy_id_mask = 0x1ffffff0,
+ .features = PHY_GBIT_FEATURES,
+ .config_aneg = rtl8366rb_phy_config_aneg,
+ .config_init = rtl8366rb_phy_config_init,
+ .read_status = genphy_read_status,
+ .driver = {
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __devexit rtl8366rb_remove(struct platform_device *pdev)
+{
+ struct rtl8366rb *rtl = platform_get_drvdata(pdev);
+
+ if (rtl) {
+ rtl8366rb_switch_cleanup(rtl);
+ rtl8366rb_debugfs_remove(rtl);
+ platform_set_drvdata(pdev, NULL);
+ rtl8366_smi_cleanup(&rtl->smi);
+ kfree(rtl);
+ }
+
+ return 0;
+}
+
+static struct platform_driver rtl8366rb_driver = {
+ .driver = {
+ .name = RTL8366RB_DRIVER_NAME,
+ .owner = THIS_MODULE,
+ },
+ .probe = rtl8366rb_probe,
+ .remove = __devexit_p(rtl8366rb_remove),
+};
+
+static int __init rtl8366rb_module_init(void)
+{
+ int ret;
+ ret = platform_driver_register(&rtl8366rb_driver);
+ if (ret)
+ return ret;
+
+ ret = phy_driver_register(&rtl8366rb_phy_driver);
+ if (ret)
+ goto err_platform_unregister;
+
+ return 0;
+
+ err_platform_unregister:
+ platform_driver_unregister(&rtl8366rb_driver);
+ return ret;
+}
+module_init(rtl8366rb_module_init);
+
+static void __exit rtl8366rb_module_exit(void)
+{
+ phy_driver_unregister(&rtl8366rb_phy_driver);
+ platform_driver_unregister(&rtl8366rb_driver);
+}
+module_exit(rtl8366rb_module_exit);
+
+MODULE_DESCRIPTION(RTL8366S_DRIVER_DESC);
+MODULE_VERSION(RTL8366S_DRIVER_VER);
+MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
+MODULE_AUTHOR("Antti Seppälä <a.seppala@gmail.com>");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" RTL8366RB_DRIVER_NAME);
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366s.c b/target/linux/generic/files/drivers/net/phy/rtl8366s.c
new file mode 100644
index 000000000..da8fe556c
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/rtl8366s.c
@@ -0,0 +1,1785 @@
+/*
+ * Platform driver for the Realtek RTL8366S ethernet switch
+ *
+ * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2010 Antti Seppälä <a.seppala@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/skbuff.h>
+#include <linux/switch.h>
+#include <linux/rtl8366s.h>
+
+#include "rtl8366_smi.h"
+
+#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
+#include <linux/debugfs.h>
+#endif
+
+#define RTL8366S_DRIVER_DESC "Realtek RTL8366S ethernet switch driver"
+#define RTL8366S_DRIVER_VER "0.2.2"
+
+#define RTL8366S_PHY_NO_MAX 4
+#define RTL8366S_PHY_PAGE_MAX 7
+#define RTL8366S_PHY_ADDR_MAX 31
+
+#define RTL8366_CHIP_GLOBAL_CTRL_REG 0x0000
+#define RTL8366_CHIP_CTRL_VLAN (1 << 13)
+
+/* Switch Global Configuration register */
+#define RTL8366_SGCR 0x0000
+#define RTL8366_SGCR_EN_BC_STORM_CTRL BIT(0)
+#define RTL8366_SGCR_MAX_LENGTH(_x) (_x << 4)
+#define RTL8366_SGCR_MAX_LENGTH_MASK RTL8366_SGCR_MAX_LENGTH(0x3)
+#define RTL8366_SGCR_MAX_LENGTH_1522 RTL8366_SGCR_MAX_LENGTH(0x0)
+#define RTL8366_SGCR_MAX_LENGTH_1536 RTL8366_SGCR_MAX_LENGTH(0x1)
+#define RTL8366_SGCR_MAX_LENGTH_1552 RTL8366_SGCR_MAX_LENGTH(0x2)
+#define RTL8366_SGCR_MAX_LENGTH_16000 RTL8366_SGCR_MAX_LENGTH(0x3)
+
+/* Port Enable Control register */
+#define RTL8366_PECR 0x0001
+
+/* Switch Security Control registers */
+#define RTL8366_SSCR0 0x0002
+#define RTL8366_SSCR1 0x0003
+#define RTL8366_SSCR2 0x0004
+#define RTL8366_SSCR2_DROP_UNKNOWN_DA BIT(0)
+
+#define RTL8366_RESET_CTRL_REG 0x0100
+#define RTL8366_CHIP_CTRL_RESET_HW 1
+#define RTL8366_CHIP_CTRL_RESET_SW (1 << 1)
+
+#define RTL8366S_CHIP_VERSION_CTRL_REG 0x0104
+#define RTL8366S_CHIP_VERSION_MASK 0xf
+#define RTL8366S_CHIP_ID_REG 0x0105
+#define RTL8366S_CHIP_ID_8366 0x8366
+
+/* PHY registers control */
+#define RTL8366S_PHY_ACCESS_CTRL_REG 0x8028
+#define RTL8366S_PHY_ACCESS_DATA_REG 0x8029
+
+#define RTL8366S_PHY_CTRL_READ 1
+#define RTL8366S_PHY_CTRL_WRITE 0
+
+#define RTL8366S_PHY_REG_MASK 0x1f
+#define RTL8366S_PHY_PAGE_OFFSET 5
+#define RTL8366S_PHY_PAGE_MASK (0x7 << 5)
+#define RTL8366S_PHY_NO_OFFSET 9
+#define RTL8366S_PHY_NO_MASK (0x1f << 9)
+
+/* LED control registers */
+#define RTL8366_LED_BLINKRATE_REG 0x0420
+#define RTL8366_LED_BLINKRATE_BIT 0
+#define RTL8366_LED_BLINKRATE_MASK 0x0007
+
+#define RTL8366_LED_CTRL_REG 0x0421
+#define RTL8366_LED_0_1_CTRL_REG 0x0422
+#define RTL8366_LED_2_3_CTRL_REG 0x0423
+
+#define RTL8366S_MIB_COUNT 33
+#define RTL8366S_GLOBAL_MIB_COUNT 1
+#define RTL8366S_MIB_COUNTER_PORT_OFFSET 0x0040
+#define RTL8366S_MIB_COUNTER_BASE 0x1000
+#define RTL8366S_MIB_COUNTER_PORT_OFFSET2 0x0008
+#define RTL8366S_MIB_COUNTER_BASE2 0x1180
+#define RTL8366S_MIB_CTRL_REG 0x11F0
+#define RTL8366S_MIB_CTRL_USER_MASK 0x01FF
+#define RTL8366S_MIB_CTRL_BUSY_MASK 0x0001
+#define RTL8366S_MIB_CTRL_RESET_MASK 0x0002
+
+#define RTL8366S_MIB_CTRL_GLOBAL_RESET_MASK 0x0004
+#define RTL8366S_MIB_CTRL_PORT_RESET_BIT 0x0003
+#define RTL8366S_MIB_CTRL_PORT_RESET_MASK 0x01FC
+
+
+#define RTL8366S_PORT_VLAN_CTRL_BASE 0x0058
+#define RTL8366S_PORT_VLAN_CTRL_REG(_p) \
+ (RTL8366S_PORT_VLAN_CTRL_BASE + (_p) / 4)
+#define RTL8366S_PORT_VLAN_CTRL_MASK 0xf
+#define RTL8366S_PORT_VLAN_CTRL_SHIFT(_p) (4 * ((_p) % 4))
+
+
+#define RTL8366S_VLAN_TABLE_READ_BASE 0x018B
+#define RTL8366S_VLAN_TABLE_WRITE_BASE 0x0185
+
+#define RTL8366S_VLAN_TB_CTRL_REG 0x010F
+
+#define RTL8366S_TABLE_ACCESS_CTRL_REG 0x0180
+#define RTL8366S_TABLE_VLAN_READ_CTRL 0x0E01
+#define RTL8366S_TABLE_VLAN_WRITE_CTRL 0x0F01
+
+#define RTL8366S_VLAN_MEMCONF_BASE 0x0016
+
+
+#define RTL8366S_PORT_LINK_STATUS_BASE 0x0060
+#define RTL8366S_PORT_STATUS_SPEED_MASK 0x0003
+#define RTL8366S_PORT_STATUS_DUPLEX_MASK 0x0004
+#define RTL8366S_PORT_STATUS_LINK_MASK 0x0010
+#define RTL8366S_PORT_STATUS_TXPAUSE_MASK 0x0020
+#define RTL8366S_PORT_STATUS_RXPAUSE_MASK 0x0040
+#define RTL8366S_PORT_STATUS_AN_MASK 0x0080
+
+
+#define RTL8366_PORT_NUM_CPU 5
+#define RTL8366_NUM_PORTS 6
+#define RTL8366_NUM_VLANS 16
+#define RTL8366_NUM_LEDGROUPS 4
+#define RTL8366_NUM_VIDS 4096
+#define RTL8366S_PRIORITYMAX 7
+#define RTL8366S_FIDMAX 7
+
+
+#define RTL8366_PORT_1 (1 << 0) /* In userspace port 0 */
+#define RTL8366_PORT_2 (1 << 1) /* In userspace port 1 */
+#define RTL8366_PORT_3 (1 << 2) /* In userspace port 2 */
+#define RTL8366_PORT_4 (1 << 3) /* In userspace port 3 */
+
+#define RTL8366_PORT_UNKNOWN (1 << 4) /* No known connection */
+#define RTL8366_PORT_CPU (1 << 5) /* CPU port */
+
+#define RTL8366_PORT_ALL (RTL8366_PORT_1 | \
+ RTL8366_PORT_2 | \
+ RTL8366_PORT_3 | \
+ RTL8366_PORT_4 | \
+ RTL8366_PORT_UNKNOWN | \
+ RTL8366_PORT_CPU)
+
+#define RTL8366_PORT_ALL_BUT_CPU (RTL8366_PORT_1 | \
+ RTL8366_PORT_2 | \
+ RTL8366_PORT_3 | \
+ RTL8366_PORT_4 | \
+ RTL8366_PORT_UNKNOWN)
+
+#define RTL8366_PORT_ALL_EXTERNAL (RTL8366_PORT_1 | \
+ RTL8366_PORT_2 | \
+ RTL8366_PORT_3 | \
+ RTL8366_PORT_4)
+
+#define RTL8366_PORT_ALL_INTERNAL (RTL8366_PORT_UNKNOWN | \
+ RTL8366_PORT_CPU)
+
+struct rtl8366s {
+ struct device *parent;
+ struct rtl8366_smi smi;
+ struct switch_dev dev;
+ char buf[4096];
+#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
+ struct dentry *debugfs_root;
+#endif
+};
+
+struct rtl8366s_vlan_mc {
+ u16 reserved2:1;
+ u16 priority:3;
+ u16 vid:12;
+
+ u16 reserved1:1;
+ u16 fid:3;
+ u16 untag:6;
+ u16 member:6;
+};
+
+struct rtl8366s_vlan_4k {
+ u16 reserved1:4;
+ u16 vid:12;
+
+ u16 reserved2:1;
+ u16 fid:3;
+ u16 untag:6;
+ u16 member:6;
+};
+
+#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
+u16 g_dbg_reg;
+#endif
+
+struct mib_counter {
+ unsigned base;
+ unsigned offset;
+ unsigned length;
+ const char *name;
+};
+
+static struct mib_counter rtl8366s_mib_counters[RTL8366S_MIB_COUNT] = {
+ { 0, 0, 4, "IfInOctets" },
+ { 0, 4, 4, "EtherStatsOctets" },
+ { 0, 8, 2, "EtherStatsUnderSizePkts" },
+ { 0, 10, 2, "EtherFragments" },
+ { 0, 12, 2, "EtherStatsPkts64Octets" },
+ { 0, 14, 2, "EtherStatsPkts65to127Octets" },
+ { 0, 16, 2, "EtherStatsPkts128to255Octets" },
+ { 0, 18, 2, "EtherStatsPkts256to511Octets" },
+ { 0, 20, 2, "EtherStatsPkts512to1023Octets" },
+ { 0, 22, 2, "EtherStatsPkts1024to1518Octets" },
+ { 0, 24, 2, "EtherOversizeStats" },
+ { 0, 26, 2, "EtherStatsJabbers" },
+ { 0, 28, 2, "IfInUcastPkts" },
+ { 0, 30, 2, "EtherStatsMulticastPkts" },
+ { 0, 32, 2, "EtherStatsBroadcastPkts" },
+ { 0, 34, 2, "EtherStatsDropEvents" },
+ { 0, 36, 2, "Dot3StatsFCSErrors" },
+ { 0, 38, 2, "Dot3StatsSymbolErrors" },
+ { 0, 40, 2, "Dot3InPauseFrames" },
+ { 0, 42, 2, "Dot3ControlInUnknownOpcodes" },
+ { 0, 44, 4, "IfOutOctets" },
+ { 0, 48, 2, "Dot3StatsSingleCollisionFrames" },
+ { 0, 50, 2, "Dot3StatMultipleCollisionFrames" },
+ { 0, 52, 2, "Dot3sDeferredTransmissions" },
+ { 0, 54, 2, "Dot3StatsLateCollisions" },
+ { 0, 56, 2, "EtherStatsCollisions" },
+ { 0, 58, 2, "Dot3StatsExcessiveCollisions" },
+ { 0, 60, 2, "Dot3OutPauseFrames" },
+ { 0, 62, 2, "Dot1dBasePortDelayExceededDiscards" },
+
+ /*
+ * The following counters are accessible at a different
+ * base address.
+ */
+ { 1, 0, 2, "Dot1dTpPortInDiscards" },
+ { 1, 2, 2, "IfOutUcastPkts" },
+ { 1, 4, 2, "IfOutMulticastPkts" },
+ { 1, 6, 2, "IfOutBroadcastPkts" },
+};
+
+#define REG_WR(_smi, _reg, _val) \
+ do { \
+ err = rtl8366_smi_write_reg(_smi, _reg, _val); \
+ if (err) \
+ return err; \
+ } while (0)
+
+#define REG_RMW(_smi, _reg, _mask, _val) \
+ do { \
+ err = rtl8366_smi_rmwr(_smi, _reg, _mask, _val); \
+ if (err) \
+ return err; \
+ } while (0)
+
+static inline struct rtl8366s *smi_to_rtl8366s(struct rtl8366_smi *smi)
+{
+ return container_of(smi, struct rtl8366s, smi);
+}
+
+static inline struct rtl8366s *sw_to_rtl8366s(struct switch_dev *sw)
+{
+ return container_of(sw, struct rtl8366s, dev);
+}
+
+static inline struct rtl8366_smi *sw_to_rtl8366_smi(struct switch_dev *sw)
+{
+ struct rtl8366s *rtl = sw_to_rtl8366s(sw);
+ return &rtl->smi;
+}
+
+static int rtl8366s_reset_chip(struct rtl8366_smi *smi)
+{
+ int timeout = 10;
+ u32 data;
+
+ rtl8366_smi_write_reg(smi, RTL8366_RESET_CTRL_REG,
+ RTL8366_CHIP_CTRL_RESET_HW);
+ do {
+ msleep(1);
+ if (rtl8366_smi_read_reg(smi, RTL8366_RESET_CTRL_REG, &data))
+ return -EIO;
+
+ if (!(data & RTL8366_CHIP_CTRL_RESET_HW))
+ break;
+ } while (--timeout);
+
+ if (!timeout) {
+ printk("Timeout waiting for the switch to reset\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int rtl8366s_hw_init(struct rtl8366_smi *smi)
+{
+ int err;
+
+ /* set maximum packet length to 1536 bytes */
+ REG_RMW(smi, RTL8366_SGCR, RTL8366_SGCR_MAX_LENGTH_MASK,
+ RTL8366_SGCR_MAX_LENGTH_1536);
+
+ /* enable all ports */
+ REG_WR(smi, RTL8366_PECR, 0);
+
+ /* disable learning for all ports */
+ REG_WR(smi, RTL8366_SSCR0, RTL8366_PORT_ALL);
+
+ /* disable auto ageing for all ports */
+ REG_WR(smi, RTL8366_SSCR1, RTL8366_PORT_ALL);
+
+ /* don't drop packets whose DA has not been learned */
+ REG_RMW(smi, RTL8366_SSCR2, RTL8366_SSCR2_DROP_UNKNOWN_DA, 0);
+
+ return 0;
+}
+
+static int rtl8366s_read_phy_reg(struct rtl8366_smi *smi,
+ u32 phy_no, u32 page, u32 addr, u32 *data)
+{
+ u32 reg;
+ int ret;
+
+ if (phy_no > RTL8366S_PHY_NO_MAX)
+ return -EINVAL;
+
+ if (page > RTL8366S_PHY_PAGE_MAX)
+ return -EINVAL;
+
+ if (addr > RTL8366S_PHY_ADDR_MAX)
+ return -EINVAL;
+
+ ret = rtl8366_smi_write_reg(smi, RTL8366S_PHY_ACCESS_CTRL_REG,
+ RTL8366S_PHY_CTRL_READ);
+ if (ret)
+ return ret;
+
+ reg = 0x8000 | (1 << (phy_no + RTL8366S_PHY_NO_OFFSET)) |
+ ((page << RTL8366S_PHY_PAGE_OFFSET) & RTL8366S_PHY_PAGE_MASK) |
+ (addr & RTL8366S_PHY_REG_MASK);
+
+ ret = rtl8366_smi_write_reg(smi, reg, 0);
+ if (ret)
+ return ret;
+
+ ret = rtl8366_smi_read_reg(smi, RTL8366S_PHY_ACCESS_DATA_REG, data);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int rtl8366s_write_phy_reg(struct rtl8366_smi *smi,
+ u32 phy_no, u32 page, u32 addr, u32 data)
+{
+ u32 reg;
+ int ret;
+
+ if (phy_no > RTL8366S_PHY_NO_MAX)
+ return -EINVAL;
+
+ if (page > RTL8366S_PHY_PAGE_MAX)
+ return -EINVAL;
+
+ if (addr > RTL8366S_PHY_ADDR_MAX)
+ return -EINVAL;
+
+ ret = rtl8366_smi_write_reg(smi, RTL8366S_PHY_ACCESS_CTRL_REG,
+ RTL8366S_PHY_CTRL_WRITE);
+ if (ret)
+ return ret;
+
+ reg = 0x8000 | (1 << (phy_no + RTL8366S_PHY_NO_OFFSET)) |
+ ((page << RTL8366S_PHY_PAGE_OFFSET) & RTL8366S_PHY_PAGE_MASK) |
+ (addr & RTL8366S_PHY_REG_MASK);
+
+ ret = rtl8366_smi_write_reg(smi, reg, data);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int rtl8366_get_mib_counter(struct rtl8366_smi *smi, int counter,
+ int port, unsigned long long *val)
+{
+ int i;
+ int err;
+ u32 addr, data;
+ u64 mibvalue;
+
+ if (port > RTL8366_NUM_PORTS || counter >= RTL8366S_MIB_COUNT)
+ return -EINVAL;
+
+ switch (rtl8366s_mib_counters[counter].base) {
+ case 0:
+ addr = RTL8366S_MIB_COUNTER_BASE +
+ RTL8366S_MIB_COUNTER_PORT_OFFSET * port;
+ break;
+
+ case 1:
+ addr = RTL8366S_MIB_COUNTER_BASE2 +
+ RTL8366S_MIB_COUNTER_PORT_OFFSET2 * port;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ addr += rtl8366s_mib_counters[counter].offset;
+
+ /*
+ * Writing access counter address first
+ * then ASIC will prepare 64bits counter wait for being retrived
+ */
+ data = 0; /* writing data will be discard by ASIC */
+ err = rtl8366_smi_write_reg(smi, addr, data);
+ if (err)
+ return err;
+
+ /* read MIB control register */
+ err = rtl8366_smi_read_reg(smi, RTL8366S_MIB_CTRL_REG, &data);
+ if (err)
+ return err;
+
+ if (data & RTL8366S_MIB_CTRL_BUSY_MASK)
+ return -EBUSY;
+
+ if (data & RTL8366S_MIB_CTRL_RESET_MASK)
+ return -EIO;
+
+ mibvalue = 0;
+ for (i = rtl8366s_mib_counters[counter].length; i > 0; i--) {
+ err = rtl8366_smi_read_reg(smi, addr + (i - 1), &data);
+ if (err)
+ return err;
+
+ mibvalue = (mibvalue << 16) | (data & 0xFFFF);
+ }
+
+ *val = mibvalue;
+ return 0;
+}
+
+static int rtl8366s_get_vlan_4k(struct rtl8366_smi *smi, u32 vid,
+ struct rtl8366_vlan_4k *vlan4k)
+{
+ struct rtl8366s_vlan_4k vlan4k_priv;
+ int err;
+ u32 data;
+ u16 *tableaddr;
+
+ memset(vlan4k, '\0', sizeof(struct rtl8366_vlan_4k));
+ vlan4k_priv.vid = vid;
+
+ if (vid >= RTL8366_NUM_VIDS)
+ return -EINVAL;
+
+ tableaddr = (u16 *)&vlan4k_priv;
+
+ /* write VID */
+ data = *tableaddr;
+ err = rtl8366_smi_write_reg(smi, RTL8366S_VLAN_TABLE_WRITE_BASE, data);
+ if (err)
+ return err;
+
+ /* write table access control word */
+ err = rtl8366_smi_write_reg(smi, RTL8366S_TABLE_ACCESS_CTRL_REG,
+ RTL8366S_TABLE_VLAN_READ_CTRL);
+ if (err)
+ return err;
+
+ err = rtl8366_smi_read_reg(smi, RTL8366S_VLAN_TABLE_READ_BASE, &data);
+ if (err)
+ return err;
+
+ *tableaddr = data;
+ tableaddr++;
+
+ err = rtl8366_smi_read_reg(smi, RTL8366S_VLAN_TABLE_READ_BASE + 1,
+ &data);
+ if (err)
+ return err;
+
+ *tableaddr = data;
+
+ vlan4k->vid = vid;
+ vlan4k->untag = vlan4k_priv.untag;
+ vlan4k->member = vlan4k_priv.member;
+ vlan4k->fid = vlan4k_priv.fid;
+
+ return 0;
+}
+
+static int rtl8366s_set_vlan_4k(struct rtl8366_smi *smi,
+ const struct rtl8366_vlan_4k *vlan4k)
+{
+ struct rtl8366s_vlan_4k vlan4k_priv;
+ int err;
+ u32 data;
+ u16 *tableaddr;
+
+ if (vlan4k->vid >= RTL8366_NUM_VIDS ||
+ vlan4k->member > RTL8366_PORT_ALL ||
+ vlan4k->untag > RTL8366_PORT_ALL ||
+ vlan4k->fid > RTL8366S_FIDMAX)
+ return -EINVAL;
+
+ vlan4k_priv.vid = vlan4k->vid;
+ vlan4k_priv.untag = vlan4k->untag;
+ vlan4k_priv.member = vlan4k->member;
+ vlan4k_priv.fid = vlan4k->fid;
+
+ tableaddr = (u16 *)&vlan4k_priv;
+
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, RTL8366S_VLAN_TABLE_WRITE_BASE, data);
+ if (err)
+ return err;
+
+ tableaddr++;
+
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, RTL8366S_VLAN_TABLE_WRITE_BASE + 1,
+ data);
+ if (err)
+ return err;
+
+ /* write table access control word */
+ err = rtl8366_smi_write_reg(smi, RTL8366S_TABLE_ACCESS_CTRL_REG,
+ RTL8366S_TABLE_VLAN_WRITE_CTRL);
+
+ return err;
+}
+
+static int rtl8366s_get_vlan_mc(struct rtl8366_smi *smi, u32 index,
+ struct rtl8366_vlan_mc *vlanmc)
+{
+ struct rtl8366s_vlan_mc vlanmc_priv;
+ int err;
+ u32 addr;
+ u32 data;
+ u16 *tableaddr;
+
+ memset(vlanmc, '\0', sizeof(struct rtl8366_vlan_mc));
+
+ if (index >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ tableaddr = (u16 *)&vlanmc_priv;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + (index << 1);
+ err = rtl8366_smi_read_reg(smi, addr, &data);
+ if (err)
+ return err;
+
+ *tableaddr = data;
+ tableaddr++;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + 1 + (index << 1);
+ err = rtl8366_smi_read_reg(smi, addr, &data);
+ if (err)
+ return err;
+
+ *tableaddr = data;
+
+ vlanmc->vid = vlanmc_priv.vid;
+ vlanmc->priority = vlanmc_priv.priority;
+ vlanmc->untag = vlanmc_priv.untag;
+ vlanmc->member = vlanmc_priv.member;
+ vlanmc->fid = vlanmc_priv.fid;
+
+ return 0;
+}
+
+static int rtl8366s_set_vlan_mc(struct rtl8366_smi *smi, u32 index,
+ const struct rtl8366_vlan_mc *vlanmc)
+{
+ struct rtl8366s_vlan_mc vlanmc_priv;
+ int err;
+ u32 addr;
+ u32 data;
+ u16 *tableaddr;
+
+ if (index >= RTL8366_NUM_VLANS ||
+ vlanmc->vid >= RTL8366_NUM_VIDS ||
+ vlanmc->priority > RTL8366S_PRIORITYMAX ||
+ vlanmc->member > RTL8366_PORT_ALL ||
+ vlanmc->untag > RTL8366_PORT_ALL ||
+ vlanmc->fid > RTL8366S_FIDMAX)
+ return -EINVAL;
+
+ vlanmc_priv.vid = vlanmc->vid;
+ vlanmc_priv.priority = vlanmc->priority;
+ vlanmc_priv.untag = vlanmc->untag;
+ vlanmc_priv.member = vlanmc->member;
+ vlanmc_priv.fid = vlanmc->fid;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + (index << 1);
+
+ tableaddr = (u16 *)&vlanmc_priv;
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, addr, data);
+ if (err)
+ return err;
+
+ addr = RTL8366S_VLAN_MEMCONF_BASE + 1 + (index << 1);
+
+ tableaddr++;
+ data = *tableaddr;
+
+ err = rtl8366_smi_write_reg(smi, addr, data);
+ if (err)
+ return err;
+
+ return 0;
+}
+
+static int rtl8366s_get_mc_index(struct rtl8366_smi *smi, int port, int *val)
+{
+ u32 data;
+ int err;
+
+ if (port >= RTL8366_NUM_PORTS)
+ return -EINVAL;
+
+ err = rtl8366_smi_read_reg(smi, RTL8366S_PORT_VLAN_CTRL_REG(port),
+ &data);
+ if (err)
+ return err;
+
+ *val = (data >> RTL8366S_PORT_VLAN_CTRL_SHIFT(port)) &
+ RTL8366S_PORT_VLAN_CTRL_MASK;
+
+ return 0;
+}
+
+static int rtl8366s_set_mc_index(struct rtl8366_smi *smi, int port, int index)
+{
+ if (port >= RTL8366_NUM_PORTS || index >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ return rtl8366_smi_rmwr(smi, RTL8366S_PORT_VLAN_CTRL_REG(port),
+ RTL8366S_PORT_VLAN_CTRL_MASK <<
+ RTL8366S_PORT_VLAN_CTRL_SHIFT(port),
+ (index & RTL8366S_PORT_VLAN_CTRL_MASK) <<
+ RTL8366S_PORT_VLAN_CTRL_SHIFT(port));
+}
+
+static int rtl8366s_set_vlan(struct rtl8366_smi *smi, int vid, u32 member,
+ u32 untag, u32 fid)
+{
+ struct rtl8366_vlan_4k vlan4k;
+ int err;
+ int i;
+
+ /* Update the 4K table */
+ err = rtl8366s_get_vlan_4k(smi, vid, &vlan4k);
+ if (err)
+ return err;
+
+ vlan4k.member = member;
+ vlan4k.untag = untag;
+ vlan4k.fid = fid;
+ err = rtl8366s_set_vlan_4k(smi, &vlan4k);
+ if (err)
+ return err;
+
+ /* Try to find an existing MC entry for this VID */
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ struct rtl8366_vlan_mc vlanmc;
+
+ err = rtl8366s_get_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ if (vid == vlanmc.vid) {
+ /* update the MC entry */
+ vlanmc.member = member;
+ vlanmc.untag = untag;
+ vlanmc.fid = fid;
+
+ err = rtl8366s_set_vlan_mc(smi, i, &vlanmc);
+ break;
+ }
+ }
+
+ return err;
+}
+
+static int rtl8366s_get_pvid(struct rtl8366_smi *smi, int port, int *val)
+{
+ struct rtl8366_vlan_mc vlanmc;
+ int err;
+ int index;
+
+ err = rtl8366s_get_mc_index(smi, port, &index);
+ if (err)
+ return err;
+
+ err = rtl8366s_get_vlan_mc(smi, index, &vlanmc);
+ if (err)
+ return err;
+
+ *val = vlanmc.vid;
+ return 0;
+}
+
+static int rtl8366s_mc_is_used(struct rtl8366_smi *smi, int mc_index,
+ int *used)
+{
+ int err;
+ int i;
+
+ *used = 0;
+ for (i = 0; i < RTL8366_NUM_PORTS; i++) {
+ int index = 0;
+
+ err = rtl8366s_get_mc_index(smi, i, &index);
+ if (err)
+ return err;
+
+ if (mc_index == index) {
+ *used = 1;
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int rtl8366s_set_pvid(struct rtl8366_smi *smi, unsigned port,
+ unsigned vid)
+{
+ struct rtl8366_vlan_mc vlanmc;
+ struct rtl8366_vlan_4k vlan4k;
+ int err;
+ int i;
+
+ /* Try to find an existing MC entry for this VID */
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ err = rtl8366s_get_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ if (vid == vlanmc.vid) {
+ err = rtl8366s_set_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ err = rtl8366s_set_mc_index(smi, port, i);
+ return err;
+ }
+ }
+
+ /* We have no MC entry for this VID, try to find an empty one */
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ err = rtl8366s_get_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ if (vlanmc.vid == 0 && vlanmc.member == 0) {
+ /* Update the entry from the 4K table */
+ err = rtl8366s_get_vlan_4k(smi, vid, &vlan4k);
+ if (err)
+ return err;
+
+ vlanmc.vid = vid;
+ vlanmc.member = vlan4k.member;
+ vlanmc.untag = vlan4k.untag;
+ vlanmc.fid = vlan4k.fid;
+ err = rtl8366s_set_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ err = rtl8366s_set_mc_index(smi, port, i);
+ return err;
+ }
+ }
+
+ /* MC table is full, try to find an unused entry and replace it */
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ int used;
+
+ err = rtl8366s_mc_is_used(smi, i, &used);
+ if (err)
+ return err;
+
+ if (!used) {
+ /* Update the entry from the 4K table */
+ err = rtl8366s_get_vlan_4k(smi, vid, &vlan4k);
+ if (err)
+ return err;
+
+ vlanmc.vid = vid;
+ vlanmc.member = vlan4k.member;
+ vlanmc.untag = vlan4k.untag;
+ vlanmc.fid = vlan4k.fid;
+ err = rtl8366s_set_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+
+ err = rtl8366s_set_mc_index(smi, port, i);
+ return err;
+ }
+ }
+
+ dev_err(smi->parent,
+ "all VLAN member configurations are in use\n");
+
+ return -ENOSPC;
+}
+
+static int rtl8366s_vlan_set_vlan(struct rtl8366_smi *smi, int enable)
+{
+ return rtl8366_smi_rmwr(smi, RTL8366_CHIP_GLOBAL_CTRL_REG,
+ RTL8366_CHIP_CTRL_VLAN,
+ (enable) ? RTL8366_CHIP_CTRL_VLAN : 0);
+}
+
+static int rtl8366s_vlan_set_4ktable(struct rtl8366_smi *smi, int enable)
+{
+ return rtl8366_smi_rmwr(smi, RTL8366S_VLAN_TB_CTRL_REG,
+ 1, (enable) ? 1 : 0);
+}
+
+static int rtl8366s_reset_vlan(struct rtl8366_smi *smi)
+{
+ struct rtl8366_vlan_mc vlanmc;
+ int err;
+ int i;
+
+ /* clear VLAN member configurations */
+ vlanmc.vid = 0;
+ vlanmc.priority = 0;
+ vlanmc.member = 0;
+ vlanmc.untag = 0;
+ vlanmc.fid = 0;
+ for (i = 0; i < RTL8366_NUM_VLANS; i++) {
+ err = rtl8366s_set_vlan_mc(smi, i, &vlanmc);
+ if (err)
+ return err;
+ }
+
+ for (i = 0; i < RTL8366_NUM_PORTS; i++) {
+ if (i == RTL8366_PORT_CPU)
+ continue;
+
+ err = rtl8366s_set_vlan(smi, (i + 1),
+ (1 << i) | RTL8366_PORT_CPU,
+ (1 << i) | RTL8366_PORT_CPU,
+ 0);
+ if (err)
+ return err;
+
+ err = rtl8366s_set_pvid(smi, i, (i + 1));
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+
+#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
+static int rtl8366s_debugfs_open(struct inode *inode, struct file *file)
+{
+ file->private_data = inode->i_private;
+ return 0;
+}
+
+static ssize_t rtl8366s_read_debugfs_mibs(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct rtl8366s *rtl = (struct rtl8366s *)file->private_data;
+ struct rtl8366_smi *smi = &rtl->smi;
+ int i, j, len = 0;
+ char *buf = rtl->buf;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%-36s %12s %12s %12s %12s %12s %12s\n",
+ "Counter",
+ "Port 0", "Port 1", "Port 2",
+ "Port 3", "Port 4", "Port 5");
+
+ for (i = 0; i < ARRAY_SIZE(rtl8366s_mib_counters); ++i) {
+ len += snprintf(buf + len, sizeof(rtl->buf) - len, "%-36s ",
+ rtl8366s_mib_counters[i].name);
+ for (j = 0; j < RTL8366_NUM_PORTS; ++j) {
+ unsigned long long counter = 0;
+
+ if (!rtl8366_get_mib_counter(smi, i, j, &counter))
+ len += snprintf(buf + len,
+ sizeof(rtl->buf) - len,
+ "%12llu ", counter);
+ else
+ len += snprintf(buf + len,
+ sizeof(rtl->buf) - len,
+ "%12s ", "error");
+ }
+ len += snprintf(buf + len, sizeof(rtl->buf) - len, "\n");
+ }
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t rtl8366s_read_debugfs_vlan_mc(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct rtl8366s *rtl = (struct rtl8366s *)file->private_data;
+ struct rtl8366_smi *smi = &rtl->smi;
+ int i, len = 0;
+ char *buf = rtl->buf;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%2s %6s %4s %6s %6s %3s\n",
+ "id", "vid","prio", "member", "untag", "fid");
+
+ for (i = 0; i < RTL8366_NUM_VLANS; ++i) {
+ struct rtl8366_vlan_mc vlanmc;
+
+ rtl8366s_get_vlan_mc(smi, i, &vlanmc);
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%2d %6d %4d 0x%04x 0x%04x %3d\n",
+ i, vlanmc.vid, vlanmc.priority,
+ vlanmc.member, vlanmc.untag, vlanmc.fid);
+ }
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t rtl8366s_read_debugfs_reg(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct rtl8366s *rtl = (struct rtl8366s *)file->private_data;
+ struct rtl8366_smi *smi = &rtl->smi;
+ u32 t, reg = g_dbg_reg;
+ int err, len = 0;
+ char *buf = rtl->buf;
+
+ memset(buf, '\0', sizeof(rtl->buf));
+
+ err = rtl8366_smi_read_reg(smi, reg, &t);
+ if (err) {
+ len += snprintf(buf, sizeof(rtl->buf),
+ "Read failed (reg: 0x%04x)\n", reg);
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+ }
+
+ len += snprintf(buf, sizeof(rtl->buf), "reg = 0x%04x, val = 0x%04x\n",
+ reg, t);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t rtl8366s_write_debugfs_reg(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct rtl8366s *rtl = (struct rtl8366s *)file->private_data;
+ struct rtl8366_smi *smi = &rtl->smi;
+ unsigned long data;
+ u32 reg = g_dbg_reg;
+ int err;
+ size_t len;
+ char *buf = rtl->buf;
+
+ len = min(count, sizeof(rtl->buf) - 1);
+ if (copy_from_user(buf, user_buf, len)) {
+ dev_err(rtl->parent, "copy from user failed\n");
+ return -EFAULT;
+ }
+
+ buf[len] = '\0';
+ if (len > 0 && buf[len - 1] == '\n')
+ buf[len - 1] = '\0';
+
+
+ if (strict_strtoul(buf, 16, &data)) {
+ dev_err(rtl->parent, "Invalid reg value %s\n", buf);
+ } else {
+ err = rtl8366_smi_write_reg(smi, reg, data);
+ if (err) {
+ dev_err(rtl->parent,
+ "writing reg 0x%04x val 0x%04lx failed\n",
+ reg, data);
+ }
+ }
+
+ return count;
+}
+
+static const struct file_operations fops_rtl8366s_regs = {
+ .read = rtl8366s_read_debugfs_reg,
+ .write = rtl8366s_write_debugfs_reg,
+ .open = rtl8366s_debugfs_open,
+ .owner = THIS_MODULE
+};
+
+static const struct file_operations fops_rtl8366s_vlan_mc = {
+ .read = rtl8366s_read_debugfs_vlan_mc,
+ .open = rtl8366s_debugfs_open,
+ .owner = THIS_MODULE
+};
+
+static const struct file_operations fops_rtl8366s_mibs = {
+ .read = rtl8366s_read_debugfs_mibs,
+ .open = rtl8366s_debugfs_open,
+ .owner = THIS_MODULE
+};
+
+static void rtl8366s_debugfs_init(struct rtl8366s *rtl)
+{
+ struct dentry *node;
+ struct dentry *root;
+
+ if (!rtl->debugfs_root)
+ rtl->debugfs_root = debugfs_create_dir("rtl8366s", NULL);
+
+ if (!rtl->debugfs_root) {
+ dev_err(rtl->parent, "Unable to create debugfs dir\n");
+ return;
+ }
+ root = rtl->debugfs_root;
+
+ node = debugfs_create_x16("reg", S_IRUGO | S_IWUSR, root, &g_dbg_reg);
+ if (!node) {
+ dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+ "reg");
+ return;
+ }
+
+ node = debugfs_create_file("val", S_IRUGO | S_IWUSR, root, rtl,
+ &fops_rtl8366s_regs);
+ if (!node) {
+ dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+ "val");
+ return;
+ }
+
+ node = debugfs_create_file("vlan_mc", S_IRUSR, root, rtl,
+ &fops_rtl8366s_vlan_mc);
+ if (!node) {
+ dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+ "vlan_mc");
+ return;
+ }
+
+ node = debugfs_create_file("mibs", S_IRUSR, root, rtl,
+ &fops_rtl8366s_mibs);
+ if (!node) {
+ dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+ "mibs");
+ return;
+ }
+}
+
+static void rtl8366s_debugfs_remove(struct rtl8366s *rtl)
+{
+ if (rtl->debugfs_root) {
+ debugfs_remove_recursive(rtl->debugfs_root);
+ rtl->debugfs_root = NULL;
+ }
+}
+
+#else
+static inline void rtl8366s_debugfs_init(struct rtl8366s *rtl) {}
+static inline void rtl8366s_debugfs_remove(struct rtl8366s *rtl) {}
+#endif /* CONFIG_RTL8366S_PHY_DEBUG_FS */
+
+static int rtl8366s_sw_reset_mibs(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ int err = 0;
+
+ if (val->value.i == 1)
+ err = rtl8366_smi_rmwr(smi, RTL8366S_MIB_CTRL_REG, 0, (1 << 2));
+
+ return err;
+}
+
+static int rtl8366s_sw_get_vlan_enable(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ u32 data;
+
+ if (attr->ofs == 1) {
+ rtl8366_smi_read_reg(smi, RTL8366_CHIP_GLOBAL_CTRL_REG, &data);
+
+ if (data & RTL8366_CHIP_CTRL_VLAN)
+ val->value.i = 1;
+ else
+ val->value.i = 0;
+ } else if (attr->ofs == 2) {
+ rtl8366_smi_read_reg(smi, RTL8366S_VLAN_TB_CTRL_REG, &data);
+
+ if (data & 0x0001)
+ val->value.i = 1;
+ else
+ val->value.i = 0;
+ }
+
+ return 0;
+}
+
+static int rtl8366s_sw_get_blinkrate(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ u32 data;
+
+ rtl8366_smi_read_reg(smi, RTL8366_LED_BLINKRATE_REG, &data);
+
+ val->value.i = (data & (RTL8366_LED_BLINKRATE_MASK));
+
+ return 0;
+}
+
+static int rtl8366s_sw_set_blinkrate(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+
+ if (val->value.i >= 6)
+ return -EINVAL;
+
+ return rtl8366_smi_rmwr(smi, RTL8366_LED_BLINKRATE_REG,
+ RTL8366_LED_BLINKRATE_MASK,
+ val->value.i);
+}
+
+static int rtl8366s_sw_set_vlan_enable(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+
+ if (attr->ofs == 1)
+ return rtl8366s_vlan_set_vlan(smi, val->value.i);
+ else
+ return rtl8366s_vlan_set_4ktable(smi, val->value.i);
+}
+
+static const char *rtl8366s_speed_str(unsigned speed)
+{
+ switch (speed) {
+ case 0:
+ return "10baseT";
+ case 1:
+ return "100baseT";
+ case 2:
+ return "1000baseT";
+ }
+
+ return "unknown";
+}
+
+static int rtl8366s_sw_get_port_link(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366s *rtl = sw_to_rtl8366s(dev);
+ struct rtl8366_smi *smi = &rtl->smi;
+ u32 len = 0, data = 0;
+
+ if (val->port_vlan >= RTL8366_NUM_PORTS)
+ return -EINVAL;
+
+ memset(rtl->buf, '\0', sizeof(rtl->buf));
+ rtl8366_smi_read_reg(smi, RTL8366S_PORT_LINK_STATUS_BASE +
+ (val->port_vlan / 2), &data);
+
+ if (val->port_vlan % 2)
+ data = data >> 8;
+
+ if (data & RTL8366S_PORT_STATUS_LINK_MASK) {
+ len = snprintf(rtl->buf, sizeof(rtl->buf),
+ "port:%d link:up speed:%s %s-duplex %s%s%s",
+ val->port_vlan,
+ rtl8366s_speed_str(data &
+ RTL8366S_PORT_STATUS_SPEED_MASK),
+ (data & RTL8366S_PORT_STATUS_DUPLEX_MASK) ?
+ "full" : "half",
+ (data & RTL8366S_PORT_STATUS_TXPAUSE_MASK) ?
+ "tx-pause ": "",
+ (data & RTL8366S_PORT_STATUS_RXPAUSE_MASK) ?
+ "rx-pause " : "",
+ (data & RTL8366S_PORT_STATUS_AN_MASK) ?
+ "nway ": "");
+ } else {
+ len = snprintf(rtl->buf, sizeof(rtl->buf), "port:%d link: down",
+ val->port_vlan);
+ }
+
+ val->value.s = rtl->buf;
+ val->len = len;
+
+ return 0;
+}
+
+static int rtl8366s_sw_get_vlan_info(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ int i;
+ u32 len = 0;
+ struct rtl8366_vlan_4k vlan4k;
+ struct rtl8366s *rtl = sw_to_rtl8366s(dev);
+ struct rtl8366_smi *smi = &rtl->smi;
+ char *buf = rtl->buf;
+ int err;
+
+ if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ memset(buf, '\0', sizeof(rtl->buf));
+
+ err = rtl8366s_get_vlan_4k(smi, val->port_vlan, &vlan4k);
+ if (err)
+ return err;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "VLAN %d: Ports: '", vlan4k.vid);
+
+ for (i = 0; i < RTL8366_NUM_PORTS; i++) {
+ if (!(vlan4k.member & (1 << i)))
+ continue;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len, "%d%s", i,
+ (vlan4k.untag & (1 << i)) ? "" : "t");
+ }
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "', members=%04x, untag=%04x, fid=%u",
+ vlan4k.member, vlan4k.untag, vlan4k.fid);
+
+ val->value.s = buf;
+ val->len = len;
+
+ return 0;
+}
+
+static int rtl8366s_sw_set_port_led(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ u32 data;
+ u32 mask;
+ u32 reg;
+
+ if (val->port_vlan >= RTL8366_NUM_PORTS ||
+ (1 << val->port_vlan) == RTL8366_PORT_UNKNOWN)
+ return -EINVAL;
+
+ if (val->port_vlan == RTL8366_PORT_NUM_CPU) {
+ reg = RTL8366_LED_BLINKRATE_REG;
+ mask = 0xF << 4;
+ data = val->value.i << 4;
+ } else {
+ reg = RTL8366_LED_CTRL_REG;
+ mask = 0xF << (val->port_vlan * 4),
+ data = val->value.i << (val->port_vlan * 4);
+ }
+
+ return rtl8366_smi_rmwr(smi, RTL8366_LED_BLINKRATE_REG, mask, data);
+}
+
+static int rtl8366s_sw_get_port_led(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ u32 data = 0;
+
+ if (val->port_vlan >= RTL8366_NUM_LEDGROUPS)
+ return -EINVAL;
+
+ rtl8366_smi_read_reg(smi, RTL8366_LED_CTRL_REG, &data);
+ val->value.i = (data >> (val->port_vlan * 4)) & 0x000F;
+
+ return 0;
+}
+
+static int rtl8366s_sw_reset_port_mibs(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+
+ if (val->port_vlan >= RTL8366_NUM_PORTS)
+ return -EINVAL;
+
+
+ return rtl8366_smi_rmwr(smi, RTL8366S_MIB_CTRL_REG,
+ 0, (1 << (val->port_vlan + 3)));
+}
+
+static int rtl8366s_sw_get_port_mib(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366s *rtl = sw_to_rtl8366s(dev);
+ struct rtl8366_smi *smi = &rtl->smi;
+ int i, len = 0;
+ unsigned long long counter = 0;
+ char *buf = rtl->buf;
+
+ if (val->port_vlan >= RTL8366_NUM_PORTS)
+ return -EINVAL;
+
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "Port %d MIB counters\n",
+ val->port_vlan);
+
+ for (i = 0; i < ARRAY_SIZE(rtl8366s_mib_counters); ++i) {
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%-36s: ", rtl8366s_mib_counters[i].name);
+ if (!rtl8366_get_mib_counter(smi, i, val->port_vlan, &counter))
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%llu\n", counter);
+ else
+ len += snprintf(buf + len, sizeof(rtl->buf) - len,
+ "%s\n", "error");
+ }
+
+ val->value.s = buf;
+ val->len = len;
+ return 0;
+}
+
+static int rtl8366s_sw_get_vlan_ports(struct switch_dev *dev,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ struct switch_port *port;
+ struct rtl8366_vlan_4k vlan4k;
+ int i;
+
+ if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ rtl8366s_get_vlan_4k(smi, val->port_vlan, &vlan4k);
+
+ port = &val->value.ports[0];
+ val->len = 0;
+ for (i = 0; i < RTL8366_NUM_PORTS; i++) {
+ if (!(vlan4k.member & BIT(i)))
+ continue;
+
+ port->id = i;
+ port->flags = (vlan4k.untag & BIT(i)) ?
+ 0 : BIT(SWITCH_PORT_FLAG_TAGGED);
+ val->len++;
+ port++;
+ }
+ return 0;
+}
+
+static int rtl8366s_sw_set_vlan_ports(struct switch_dev *dev,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ struct switch_port *port;
+ u32 member = 0;
+ u32 untag = 0;
+ int i;
+
+ if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
+ return -EINVAL;
+
+ port = &val->value.ports[0];
+ for (i = 0; i < val->len; i++, port++) {
+ member |= BIT(port->id);
+
+ if (!(port->flags & BIT(SWITCH_PORT_FLAG_TAGGED)))
+ untag |= BIT(port->id);
+ }
+
+ return rtl8366s_set_vlan(smi, val->port_vlan, member, untag, 0);
+}
+
+static int rtl8366s_sw_get_port_pvid(struct switch_dev *dev, int port, int *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ return rtl8366s_get_pvid(smi, port, val);
+}
+
+static int rtl8366s_sw_set_port_pvid(struct switch_dev *dev, int port, int val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ return rtl8366s_set_pvid(smi, port, val);
+}
+
+static int rtl8366s_sw_reset_switch(struct switch_dev *dev)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ int err;
+
+ err = rtl8366s_reset_chip(smi);
+ if (err)
+ return err;
+
+ err = rtl8366s_hw_init(smi);
+ if (err)
+ return err;
+
+ return rtl8366s_reset_vlan(smi);
+}
+
+static struct switch_attr rtl8366s_globals[] = {
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "enable_vlan",
+ .description = "Enable VLAN mode",
+ .set = rtl8366s_sw_set_vlan_enable,
+ .get = rtl8366s_sw_get_vlan_enable,
+ .max = 1,
+ .ofs = 1
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "enable_vlan4k",
+ .description = "Enable VLAN 4K mode",
+ .set = rtl8366s_sw_set_vlan_enable,
+ .get = rtl8366s_sw_get_vlan_enable,
+ .max = 1,
+ .ofs = 2
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "reset_mibs",
+ .description = "Reset all MIB counters",
+ .set = rtl8366s_sw_reset_mibs,
+ .get = NULL,
+ .max = 1
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "blinkrate",
+ .description = "Get/Set LED blinking rate (0 = 43ms, 1 = 84ms,"
+ " 2 = 120ms, 3 = 170ms, 4 = 340ms, 5 = 670ms)",
+ .set = rtl8366s_sw_set_blinkrate,
+ .get = rtl8366s_sw_get_blinkrate,
+ .max = 5
+ },
+};
+
+static struct switch_attr rtl8366s_port[] = {
+ {
+ .type = SWITCH_TYPE_STRING,
+ .name = "link",
+ .description = "Get port link information",
+ .max = 1,
+ .set = NULL,
+ .get = rtl8366s_sw_get_port_link,
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "reset_mib",
+ .description = "Reset single port MIB counters",
+ .max = 1,
+ .set = rtl8366s_sw_reset_port_mibs,
+ .get = NULL,
+ }, {
+ .type = SWITCH_TYPE_STRING,
+ .name = "mib",
+ .description = "Get MIB counters for port",
+ .max = 33,
+ .set = NULL,
+ .get = rtl8366s_sw_get_port_mib,
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "led",
+ .description = "Get/Set port group (0 - 3) led mode (0 - 15)",
+ .max = 15,
+ .set = rtl8366s_sw_set_port_led,
+ .get = rtl8366s_sw_get_port_led,
+ },
+};
+
+static struct switch_attr rtl8366s_vlan[] = {
+ {
+ .type = SWITCH_TYPE_STRING,
+ .name = "info",
+ .description = "Get vlan information",
+ .max = 1,
+ .set = NULL,
+ .get = rtl8366s_sw_get_vlan_info,
+ },
+};
+
+/* template */
+static struct switch_dev rtl8366_switch_dev = {
+ .name = "RTL8366S",
+ .cpu_port = RTL8366_PORT_NUM_CPU,
+ .ports = RTL8366_NUM_PORTS,
+ .vlans = RTL8366_NUM_VLANS,
+ .attr_global = {
+ .attr = rtl8366s_globals,
+ .n_attr = ARRAY_SIZE(rtl8366s_globals),
+ },
+ .attr_port = {
+ .attr = rtl8366s_port,
+ .n_attr = ARRAY_SIZE(rtl8366s_port),
+ },
+ .attr_vlan = {
+ .attr = rtl8366s_vlan,
+ .n_attr = ARRAY_SIZE(rtl8366s_vlan),
+ },
+
+ .get_vlan_ports = rtl8366s_sw_get_vlan_ports,
+ .set_vlan_ports = rtl8366s_sw_set_vlan_ports,
+ .get_port_pvid = rtl8366s_sw_get_port_pvid,
+ .set_port_pvid = rtl8366s_sw_set_port_pvid,
+ .reset_switch = rtl8366s_sw_reset_switch,
+};
+
+static int rtl8366s_switch_init(struct rtl8366s *rtl)
+{
+ struct switch_dev *dev = &rtl->dev;
+ int err;
+
+ memcpy(dev, &rtl8366_switch_dev, sizeof(struct switch_dev));
+ dev->priv = rtl;
+ dev->devname = dev_name(rtl->parent);
+
+ err = register_switch(dev, NULL);
+ if (err)
+ dev_err(rtl->parent, "switch registration failed\n");
+
+ return err;
+}
+
+static void rtl8366s_switch_cleanup(struct rtl8366s *rtl)
+{
+ unregister_switch(&rtl->dev);
+}
+
+static int rtl8366s_mii_read(struct mii_bus *bus, int addr, int reg)
+{
+ struct rtl8366_smi *smi = bus->priv;
+ u32 val = 0;
+ int err;
+
+ err = rtl8366s_read_phy_reg(smi, addr, 0, reg, &val);
+ if (err)
+ return 0xffff;
+
+ return val;
+}
+
+static int rtl8366s_mii_write(struct mii_bus *bus, int addr, int reg, u16 val)
+{
+ struct rtl8366_smi *smi = bus->priv;
+ u32 t;
+ int err;
+
+ err = rtl8366s_write_phy_reg(smi, addr, 0, reg, val);
+ /* flush write */
+ (void) rtl8366s_read_phy_reg(smi, addr, 0, reg, &t);
+
+ return err;
+}
+
+static int rtl8366s_mii_bus_match(struct mii_bus *bus)
+{
+ return (bus->read == rtl8366s_mii_read &&
+ bus->write == rtl8366s_mii_write);
+}
+
+static int rtl8366s_setup(struct rtl8366s *rtl)
+{
+ struct rtl8366_smi *smi = &rtl->smi;
+ int ret;
+
+ rtl8366s_debugfs_init(rtl);
+
+ ret = rtl8366s_reset_chip(smi);
+ if (ret)
+ return ret;
+
+ ret = rtl8366s_hw_init(smi);
+ return ret;
+}
+
+static int rtl8366s_detect(struct rtl8366_smi *smi)
+{
+ u32 chip_id = 0;
+ u32 chip_ver = 0;
+ int ret;
+
+ ret = rtl8366_smi_read_reg(smi, RTL8366S_CHIP_ID_REG, &chip_id);
+ if (ret) {
+ dev_err(smi->parent, "unable to read chip id\n");
+ return ret;
+ }
+
+ switch (chip_id) {
+ case RTL8366S_CHIP_ID_8366:
+ break;
+ default:
+ dev_err(smi->parent, "unknown chip id (%04x)\n", chip_id);
+ return -ENODEV;
+ }
+
+ ret = rtl8366_smi_read_reg(smi, RTL8366S_CHIP_VERSION_CTRL_REG,
+ &chip_ver);
+ if (ret) {
+ dev_err(smi->parent, "unable to read chip version\n");
+ return ret;
+ }
+
+ dev_info(smi->parent, "RTL%04x ver. %u chip found\n",
+ chip_id, chip_ver & RTL8366S_CHIP_VERSION_MASK);
+
+ return 0;
+}
+
+static struct rtl8366_smi_ops rtl8366s_smi_ops = {
+ .detect = rtl8366s_detect,
+ .mii_read = rtl8366s_mii_read,
+ .mii_write = rtl8366s_mii_write,
+};
+
+static int __init rtl8366s_probe(struct platform_device *pdev)
+{
+ static int rtl8366_smi_version_printed;
+ struct rtl8366s_platform_data *pdata;
+ struct rtl8366s *rtl;
+ struct rtl8366_smi *smi;
+ int err;
+
+ if (!rtl8366_smi_version_printed++)
+ printk(KERN_NOTICE RTL8366S_DRIVER_DESC
+ " version " RTL8366S_DRIVER_VER"\n");
+
+ pdata = pdev->dev.platform_data;
+ if (!pdata) {
+ dev_err(&pdev->dev, "no platform data specified\n");
+ err = -EINVAL;
+ goto err_out;
+ }
+
+ rtl = kzalloc(sizeof(*rtl), GFP_KERNEL);
+ if (!rtl) {
+ dev_err(&pdev->dev, "no memory for private data\n");
+ err = -ENOMEM;
+ goto err_out;
+ }
+
+ rtl->parent = &pdev->dev;
+
+ smi = &rtl->smi;
+ smi->parent = &pdev->dev;
+ smi->gpio_sda = pdata->gpio_sda;
+ smi->gpio_sck = pdata->gpio_sck;
+ smi->ops = &rtl8366s_smi_ops;
+
+ err = rtl8366_smi_init(smi);
+ if (err)
+ goto err_free_rtl;
+
+ platform_set_drvdata(pdev, rtl);
+
+ err = rtl8366s_setup(rtl);
+ if (err)
+ goto err_clear_drvdata;
+
+ err = rtl8366s_switch_init(rtl);
+ if (err)
+ goto err_clear_drvdata;
+
+ return 0;
+
+ err_clear_drvdata:
+ platform_set_drvdata(pdev, NULL);
+ rtl8366_smi_cleanup(smi);
+ err_free_rtl:
+ kfree(rtl);
+ err_out:
+ return err;
+}
+
+static int rtl8366s_phy_config_init(struct phy_device *phydev)
+{
+ if (!rtl8366s_mii_bus_match(phydev->bus))
+ return -EINVAL;
+
+ return 0;
+}
+
+static int rtl8366s_phy_config_aneg(struct phy_device *phydev)
+{
+ return 0;
+}
+
+static struct phy_driver rtl8366s_phy_driver = {
+ .phy_id = 0x001cc960,
+ .name = "Realtek RTL8366S",
+ .phy_id_mask = 0x1ffffff0,
+ .features = PHY_GBIT_FEATURES,
+ .config_aneg = rtl8366s_phy_config_aneg,
+ .config_init = rtl8366s_phy_config_init,
+ .read_status = genphy_read_status,
+ .driver = {
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __devexit rtl8366s_remove(struct platform_device *pdev)
+{
+ struct rtl8366s *rtl = platform_get_drvdata(pdev);
+
+ if (rtl) {
+ rtl8366s_switch_cleanup(rtl);
+ rtl8366s_debugfs_remove(rtl);
+ platform_set_drvdata(pdev, NULL);
+ rtl8366_smi_cleanup(&rtl->smi);
+ kfree(rtl);
+ }
+
+ return 0;
+}
+
+static struct platform_driver rtl8366s_driver = {
+ .driver = {
+ .name = RTL8366S_DRIVER_NAME,
+ .owner = THIS_MODULE,
+ },
+ .probe = rtl8366s_probe,
+ .remove = __devexit_p(rtl8366s_remove),
+};
+
+static int __init rtl8366s_module_init(void)
+{
+ int ret;
+ ret = platform_driver_register(&rtl8366s_driver);
+ if (ret)
+ return ret;
+
+ ret = phy_driver_register(&rtl8366s_phy_driver);
+ if (ret)
+ goto err_platform_unregister;
+
+ return 0;
+
+ err_platform_unregister:
+ platform_driver_unregister(&rtl8366s_driver);
+ return ret;
+}
+module_init(rtl8366s_module_init);
+
+static void __exit rtl8366s_module_exit(void)
+{
+ phy_driver_unregister(&rtl8366s_phy_driver);
+ platform_driver_unregister(&rtl8366s_driver);
+}
+module_exit(rtl8366s_module_exit);
+
+MODULE_DESCRIPTION(RTL8366S_DRIVER_DESC);
+MODULE_VERSION(RTL8366S_DRIVER_VER);
+MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
+MODULE_AUTHOR("Antti Seppälä <a.seppala@gmail.com>");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" RTL8366S_DRIVER_NAME);
diff --git a/target/linux/generic/files/drivers/net/phy/swconfig.c b/target/linux/generic/files/drivers/net/phy/swconfig.c
new file mode 100644
index 000000000..dea8e78b7
--- /dev/null
+++ b/target/linux/generic/files/drivers/net/phy/swconfig.c
@@ -0,0 +1,925 @@
+/*
+ * swconfig.c: Switch configuration API
+ *
+ * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/types.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/if.h>
+#include <linux/if_ether.h>
+#include <linux/capability.h>
+#include <linux/skbuff.h>
+#include <linux/switch.h>
+
+//#define DEBUG 1
+#ifdef DEBUG
+#define DPRINTF(format, ...) printk("%s: " format, __func__, ##__VA_ARGS__)
+#else
+#define DPRINTF(...) do {} while(0)
+#endif
+
+MODULE_AUTHOR("Felix Fietkau <nbd@openwrt.org>");
+MODULE_LICENSE("GPL");
+
+static int swdev_id = 0;
+static struct list_head swdevs;
+static spinlock_t swdevs_lock = SPIN_LOCK_UNLOCKED;
+struct swconfig_callback;
+
+struct swconfig_callback
+{
+ struct sk_buff *msg;
+ struct genlmsghdr *hdr;
+ struct genl_info *info;
+ int cmd;
+
+ /* callback for filling in the message data */
+ int (*fill)(struct swconfig_callback *cb, void *arg);
+
+ /* callback for closing the message before sending it */
+ int (*close)(struct swconfig_callback *cb, void *arg);
+
+ struct nlattr *nest[4];
+ int args[4];
+};
+
+/* defaults */
+
+static int
+swconfig_get_vlan_ports(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ int ret;
+ if (val->port_vlan >= dev->vlans)
+ return -EINVAL;
+
+ if (!dev->get_vlan_ports)
+ return -EOPNOTSUPP;
+
+ ret = dev->get_vlan_ports(dev, val);
+ return ret;
+}
+
+static int
+swconfig_set_vlan_ports(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ struct switch_port *ports = val->value.ports;
+ int i;
+
+ if (val->port_vlan >= dev->vlans)
+ return -EINVAL;
+
+ /* validate ports */
+ if (val->len > dev->ports)
+ return -EINVAL;
+
+ if (!dev->set_vlan_ports)
+ return -EOPNOTSUPP;
+
+ for (i = 0; i < val->len; i++) {
+ if (ports[i].id >= dev->ports)
+ return -EINVAL;
+
+ if (dev->set_port_pvid && !(ports[i].flags & (1 << SWITCH_PORT_FLAG_TAGGED)))
+ dev->set_port_pvid(dev, ports[i].id, val->port_vlan);
+ }
+
+ return dev->set_vlan_ports(dev, val);
+}
+
+static int
+swconfig_set_pvid(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ if (val->port_vlan >= dev->ports)
+ return -EINVAL;
+
+ if (!dev->set_port_pvid)
+ return -EOPNOTSUPP;
+
+ return dev->set_port_pvid(dev, val->port_vlan, val->value.i);
+}
+
+static int
+swconfig_get_pvid(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ if (val->port_vlan >= dev->ports)
+ return -EINVAL;
+
+ if (!dev->get_port_pvid)
+ return -EOPNOTSUPP;
+
+ return dev->get_port_pvid(dev, val->port_vlan, &val->value.i);
+}
+
+static int
+swconfig_apply_config(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ /* don't complain if not supported by the switch driver */
+ if (!dev->apply_config)
+ return 0;
+
+ return dev->apply_config(dev);
+}
+
+static int
+swconfig_reset_switch(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val)
+{
+ /* don't complain if not supported by the switch driver */
+ if (!dev->reset_switch)
+ return 0;
+
+ return dev->reset_switch(dev);
+}
+
+enum global_defaults {
+ GLOBAL_APPLY,
+ GLOBAL_RESET,
+};
+
+enum vlan_defaults {
+ VLAN_PORTS,
+};
+
+enum port_defaults {
+ PORT_PVID,
+};
+
+static struct switch_attr default_global[] = {
+ [GLOBAL_APPLY] = {
+ .type = SWITCH_TYPE_NOVAL,
+ .name = "apply",
+ .description = "Activate changes in the hardware",
+ .set = swconfig_apply_config,
+ },
+ [GLOBAL_RESET] = {
+ .type = SWITCH_TYPE_NOVAL,
+ .name = "reset",
+ .description = "Reset the switch",
+ .set = swconfig_reset_switch,
+ }
+};
+
+static struct switch_attr default_port[] = {
+ [PORT_PVID] = {
+ .type = SWITCH_TYPE_INT,
+ .name = "pvid",
+ .description = "Primary VLAN ID",
+ .set = swconfig_set_pvid,
+ .get = swconfig_get_pvid,
+ }
+};
+
+static struct switch_attr default_vlan[] = {
+ [VLAN_PORTS] = {
+ .type = SWITCH_TYPE_PORTS,
+ .name = "ports",
+ .description = "VLAN port mapping",
+ .set = swconfig_set_vlan_ports,
+ .get = swconfig_get_vlan_ports,
+ },
+};
+
+
+static void swconfig_defaults_init(struct switch_dev *dev)
+{
+ dev->def_global = 0;
+ dev->def_vlan = 0;
+ dev->def_port = 0;
+
+ if (dev->get_vlan_ports || dev->set_vlan_ports)
+ set_bit(VLAN_PORTS, &dev->def_vlan);
+
+ if (dev->get_port_pvid || dev->set_port_pvid)
+ set_bit(PORT_PVID, &dev->def_port);
+
+ /* always present, can be no-op */
+ set_bit(GLOBAL_APPLY, &dev->def_global);
+ set_bit(GLOBAL_RESET, &dev->def_global);
+}
+
+
+static struct genl_family switch_fam = {
+ .id = GENL_ID_GENERATE,
+ .name = "switch",
+ .hdrsize = 0,
+ .version = 1,
+ .maxattr = SWITCH_ATTR_MAX,
+};
+
+static const struct nla_policy switch_policy[SWITCH_ATTR_MAX+1] = {
+ [SWITCH_ATTR_ID] = { .type = NLA_U32 },
+ [SWITCH_ATTR_OP_ID] = { .type = NLA_U32 },
+ [SWITCH_ATTR_OP_PORT] = { .type = NLA_U32 },
+ [SWITCH_ATTR_OP_VLAN] = { .type = NLA_U32 },
+ [SWITCH_ATTR_OP_VALUE_INT] = { .type = NLA_U32 },
+ [SWITCH_ATTR_OP_VALUE_STR] = { .type = NLA_NUL_STRING },
+ [SWITCH_ATTR_OP_VALUE_PORTS] = { .type = NLA_NESTED },
+ [SWITCH_ATTR_TYPE] = { .type = NLA_U32 },
+};
+
+static const struct nla_policy port_policy[SWITCH_PORT_ATTR_MAX+1] = {
+ [SWITCH_PORT_ID] = { .type = NLA_U32 },
+ [SWITCH_PORT_FLAG_TAGGED] = { .type = NLA_FLAG },
+};
+
+static inline void
+swconfig_lock(void)
+{
+ spin_lock(&swdevs_lock);
+}
+
+static inline void
+swconfig_unlock(void)
+{
+ spin_unlock(&swdevs_lock);
+}
+
+static struct switch_dev *
+swconfig_get_dev(struct genl_info *info)
+{
+ struct switch_dev *dev = NULL;
+ struct switch_dev *p;
+ int id;
+
+ if (!info->attrs[SWITCH_ATTR_ID])
+ goto done;
+
+ id = nla_get_u32(info->attrs[SWITCH_ATTR_ID]);
+ swconfig_lock();
+ list_for_each_entry(p, &swdevs, dev_list) {
+ if (id != p->id)
+ continue;
+
+ dev = p;
+ break;
+ }
+ if (dev)
+ spin_lock(&dev->lock);
+ else
+ DPRINTF("device %d not found\n", id);
+ swconfig_unlock();
+done:
+ return dev;
+}
+
+static inline void
+swconfig_put_dev(struct switch_dev *dev)
+{
+ spin_unlock(&dev->lock);
+}
+
+static int
+swconfig_dump_attr(struct swconfig_callback *cb, void *arg)
+{
+ struct switch_attr *op = arg;
+ struct genl_info *info = cb->info;
+ struct sk_buff *msg = cb->msg;
+ int id = cb->args[0];
+ void *hdr;
+
+ hdr = genlmsg_put(msg, info->snd_pid, info->snd_seq, &switch_fam,
+ NLM_F_MULTI, SWITCH_CMD_NEW_ATTR);
+ if (IS_ERR(hdr))
+ return -1;
+
+ NLA_PUT_U32(msg, SWITCH_ATTR_OP_ID, id);
+ NLA_PUT_U32(msg, SWITCH_ATTR_OP_TYPE, op->type);
+ NLA_PUT_STRING(msg, SWITCH_ATTR_OP_NAME, op->name);
+ if (op->description)
+ NLA_PUT_STRING(msg, SWITCH_ATTR_OP_DESCRIPTION,
+ op->description);
+
+ return genlmsg_end(msg, hdr);
+nla_put_failure:
+ genlmsg_cancel(msg, hdr);
+ return -EMSGSIZE;
+}
+
+/* spread multipart messages across multiple message buffers */
+static int
+swconfig_send_multipart(struct swconfig_callback *cb, void *arg)
+{
+ struct genl_info *info = cb->info;
+ int restart = 0;
+ int err;
+
+ do {
+ if (!cb->msg) {
+ cb->msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ if (cb->msg == NULL)
+ goto error;
+ }
+
+ if (!(cb->fill(cb, arg) < 0))
+ break;
+
+ /* fill failed, check if this was already the second attempt */
+ if (restart)
+ goto error;
+
+ /* try again in a new message, send the current one */
+ restart = 1;
+ if (cb->close) {
+ if (cb->close(cb, arg) < 0)
+ goto error;
+ }
+ err = genlmsg_unicast(cb->msg, info->snd_pid);
+ cb->msg = NULL;
+ if (err < 0)
+ goto error;
+
+ } while (restart);
+
+ return 0;
+
+error:
+ if (cb->msg)
+ nlmsg_free(cb->msg);
+ return -1;
+}
+
+static int
+swconfig_list_attrs(struct sk_buff *skb, struct genl_info *info)
+{
+ struct genlmsghdr *hdr = nlmsg_data(info->nlhdr);
+ const struct switch_attrlist *alist;
+ struct switch_dev *dev;
+ struct swconfig_callback cb;
+ int err = -EINVAL;
+ int i;
+
+ /* defaults */
+ struct switch_attr *def_list;
+ unsigned long *def_active;
+ int n_def;
+
+ dev = swconfig_get_dev(info);
+ if (!dev)
+ return -EINVAL;
+
+ switch(hdr->cmd) {
+ case SWITCH_CMD_LIST_GLOBAL:
+ alist = &dev->attr_global;
+ def_list = default_global;
+ def_active = &dev->def_global;
+ n_def = ARRAY_SIZE(default_global);
+ break;
+ case SWITCH_CMD_LIST_VLAN:
+ alist = &dev->attr_vlan;
+ def_list = default_vlan;
+ def_active = &dev->def_vlan;
+ n_def = ARRAY_SIZE(default_vlan);
+ break;
+ case SWITCH_CMD_LIST_PORT:
+ alist = &dev->attr_port;
+ def_list = default_port;
+ def_active = &dev->def_port;
+ n_def = ARRAY_SIZE(default_port);
+ break;
+ default:
+ WARN_ON(1);
+ goto out;
+ }
+
+ memset(&cb, 0, sizeof(cb));
+ cb.info = info;
+ cb.fill = swconfig_dump_attr;
+ for (i = 0; i < alist->n_attr; i++) {
+ if (alist->attr[i].disabled)
+ continue;
+ cb.args[0] = i;
+ err = swconfig_send_multipart(&cb, (void *) &alist->attr[i]);
+ if (err < 0)
+ goto error;
+ }
+
+ /* defaults */
+ for (i = 0; i < n_def; i++) {
+ if (!test_bit(i, def_active))
+ continue;
+ cb.args[0] = SWITCH_ATTR_DEFAULTS_OFFSET + i;
+ err = swconfig_send_multipart(&cb, (void *) &def_list[i]);
+ if (err < 0)
+ goto error;
+ }
+ swconfig_put_dev(dev);
+
+ if (!cb.msg)
+ return 0;
+
+ return genlmsg_unicast(cb.msg, info->snd_pid);
+
+error:
+ if (cb.msg)
+ nlmsg_free(cb.msg);
+out:
+ swconfig_put_dev(dev);
+ return err;
+}
+
+static const struct switch_attr *
+swconfig_lookup_attr(struct switch_dev *dev, struct genl_info *info,
+ struct switch_val *val)
+{
+ struct genlmsghdr *hdr = nlmsg_data(info->nlhdr);
+ const struct switch_attrlist *alist;
+ const struct switch_attr *attr = NULL;
+ int attr_id;
+
+ /* defaults */
+ struct switch_attr *def_list;
+ unsigned long *def_active;
+ int n_def;
+
+ if (!info->attrs[SWITCH_ATTR_OP_ID])
+ goto done;
+
+ switch(hdr->cmd) {
+ case SWITCH_CMD_SET_GLOBAL:
+ case SWITCH_CMD_GET_GLOBAL:
+ alist = &dev->attr_global;
+ def_list = default_global;
+ def_active = &dev->def_global;
+ n_def = ARRAY_SIZE(default_global);
+ break;
+ case SWITCH_CMD_SET_VLAN:
+ case SWITCH_CMD_GET_VLAN:
+ alist = &dev->attr_vlan;
+ def_list = default_vlan;
+ def_active = &dev->def_vlan;
+ n_def = ARRAY_SIZE(default_vlan);
+ if (!info->attrs[SWITCH_ATTR_OP_VLAN])
+ goto done;
+ val->port_vlan = nla_get_u32(info->attrs[SWITCH_ATTR_OP_VLAN]);
+ if (val->port_vlan >= dev->vlans)
+ goto done;
+ break;
+ case SWITCH_CMD_SET_PORT:
+ case SWITCH_CMD_GET_PORT:
+ alist = &dev->attr_port;
+ def_list = default_port;
+ def_active = &dev->def_port;
+ n_def = ARRAY_SIZE(default_port);
+ if (!info->attrs[SWITCH_ATTR_OP_PORT])
+ goto done;
+ val->port_vlan = nla_get_u32(info->attrs[SWITCH_ATTR_OP_PORT]);
+ if (val->port_vlan >= dev->ports)
+ goto done;
+ break;
+ default:
+ WARN_ON(1);
+ goto done;
+ }
+
+ if (!alist)
+ goto done;
+
+ attr_id = nla_get_u32(info->attrs[SWITCH_ATTR_OP_ID]);
+ if (attr_id >= SWITCH_ATTR_DEFAULTS_OFFSET) {
+ attr_id -= SWITCH_ATTR_DEFAULTS_OFFSET;
+ if (attr_id >= n_def)
+ goto done;
+ if (!test_bit(attr_id, def_active))
+ goto done;
+ attr = &def_list[attr_id];
+ } else {
+ if (attr_id >= alist->n_attr)
+ goto done;
+ attr = &alist->attr[attr_id];
+ }
+
+ if (attr->disabled)
+ attr = NULL;
+
+done:
+ if (!attr)
+ DPRINTF("attribute lookup failed\n");
+ val->attr = attr;
+ return attr;
+}
+
+static int
+swconfig_parse_ports(struct sk_buff *msg, struct nlattr *head,
+ struct switch_val *val, int max)
+{
+ struct nlattr *nla;
+ int rem;
+
+ val->len = 0;
+ nla_for_each_nested(nla, head, rem) {
+ struct nlattr *tb[SWITCH_PORT_ATTR_MAX+1];
+ struct switch_port *port = &val->value.ports[val->len];
+
+ if (val->len >= max)
+ return -EINVAL;
+
+ if (nla_parse_nested(tb, SWITCH_PORT_ATTR_MAX, nla,
+ port_policy))
+ return -EINVAL;
+
+ if (!tb[SWITCH_PORT_ID])
+ return -EINVAL;
+
+ port->id = nla_get_u32(tb[SWITCH_PORT_ID]);
+ if (tb[SWITCH_PORT_FLAG_TAGGED])
+ port->flags |= (1 << SWITCH_PORT_FLAG_TAGGED);
+ val->len++;
+ }
+
+ return 0;
+}
+
+static int
+swconfig_set_attr(struct sk_buff *skb, struct genl_info *info)
+{
+ const struct switch_attr *attr;
+ struct switch_dev *dev;
+ struct switch_val val;
+ int err = -EINVAL;
+
+ dev = swconfig_get_dev(info);
+ if (!dev)
+ return -EINVAL;
+
+ memset(&val, 0, sizeof(val));
+ attr = swconfig_lookup_attr(dev, info, &val);
+ if (!attr || !attr->set)
+ goto error;
+
+ val.attr = attr;
+ switch(attr->type) {
+ case SWITCH_TYPE_NOVAL:
+ break;
+ case SWITCH_TYPE_INT:
+ if (!info->attrs[SWITCH_ATTR_OP_VALUE_INT])
+ goto error;
+ val.value.i =
+ nla_get_u32(info->attrs[SWITCH_ATTR_OP_VALUE_INT]);
+ break;
+ case SWITCH_TYPE_STRING:
+ if (!info->attrs[SWITCH_ATTR_OP_VALUE_STR])
+ goto error;
+ val.value.s =
+ nla_data(info->attrs[SWITCH_ATTR_OP_VALUE_STR]);
+ break;
+ case SWITCH_TYPE_PORTS:
+ val.value.ports = dev->portbuf;
+ memset(dev->portbuf, 0,
+ sizeof(struct switch_port) * dev->ports);
+
+ /* TODO: implement multipart? */
+ if (info->attrs[SWITCH_ATTR_OP_VALUE_PORTS]) {
+ err = swconfig_parse_ports(skb,
+ info->attrs[SWITCH_ATTR_OP_VALUE_PORTS], &val, dev->ports);
+ if (err < 0)
+ goto error;
+ } else {
+ val.len = 0;
+ err = 0;
+ }
+ break;
+ default:
+ goto error;
+ }
+
+ err = attr->set(dev, attr, &val);
+error:
+ swconfig_put_dev(dev);
+ return err;
+}
+
+static int
+swconfig_close_portlist(struct swconfig_callback *cb, void *arg)
+{
+ if (cb->nest[0])
+ nla_nest_end(cb->msg, cb->nest[0]);
+ return 0;
+}
+
+static int
+swconfig_send_port(struct swconfig_callback *cb, void *arg)
+{
+ const struct switch_port *port = arg;
+ struct nlattr *p = NULL;
+
+ if (!cb->nest[0]) {
+ cb->nest[0] = nla_nest_start(cb->msg, cb->cmd);
+ if (!cb->nest[0])
+ return -1;
+ }
+
+ p = nla_nest_start(cb->msg, SWITCH_ATTR_PORT);
+ if (!p)
+ goto error;
+
+ NLA_PUT_U32(cb->msg, SWITCH_PORT_ID, port->id);
+ if (port->flags & (1 << SWITCH_PORT_FLAG_TAGGED))
+ NLA_PUT_FLAG(cb->msg, SWITCH_PORT_FLAG_TAGGED);
+
+ nla_nest_end(cb->msg, p);
+ return 0;
+
+nla_put_failure:
+ nla_nest_cancel(cb->msg, p);
+error:
+ nla_nest_cancel(cb->msg, cb->nest[0]);
+ return -1;
+}
+
+static int
+swconfig_send_ports(struct sk_buff **msg, struct genl_info *info, int attr,
+ const struct switch_val *val)
+{
+ struct swconfig_callback cb;
+ int err = 0;
+ int i;
+
+ if (!val->value.ports)
+ return -EINVAL;
+
+ memset(&cb, 0, sizeof(cb));
+ cb.cmd = attr;
+ cb.msg = *msg;
+ cb.info = info;
+ cb.fill = swconfig_send_port;
+ cb.close = swconfig_close_portlist;
+
+ cb.nest[0] = nla_nest_start(cb.msg, cb.cmd);
+ for (i = 0; i < val->len; i++) {
+ err = swconfig_send_multipart(&cb, &val->value.ports[i]);
+ if (err)
+ goto done;
+ }
+ err = val->len;
+ swconfig_close_portlist(&cb, NULL);
+ *msg = cb.msg;
+
+done:
+ return err;
+}
+
+static int
+swconfig_get_attr(struct sk_buff *skb, struct genl_info *info)
+{
+ struct genlmsghdr *hdr = nlmsg_data(info->nlhdr);
+ const struct switch_attr *attr;
+ struct switch_dev *dev;
+ struct sk_buff *msg = NULL;
+ struct switch_val val;
+ int err = -EINVAL;
+ int cmd = hdr->cmd;
+
+ dev = swconfig_get_dev(info);
+ if (!dev)
+ return -EINVAL;
+
+ memset(&val, 0, sizeof(val));
+ attr = swconfig_lookup_attr(dev, info, &val);
+ if (!attr || !attr->get)
+ goto error;
+
+ if (attr->type == SWITCH_TYPE_PORTS) {
+ val.value.ports = dev->portbuf;
+ memset(dev->portbuf, 0,
+ sizeof(struct switch_port) * dev->ports);
+ }
+
+ err = attr->get(dev, attr, &val);
+ if (err)
+ goto error;
+
+ msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ if (!msg)
+ goto error;
+
+ hdr = genlmsg_put(msg, info->snd_pid, info->snd_seq, &switch_fam,
+ 0, cmd);
+ if (IS_ERR(hdr))
+ goto nla_put_failure;
+
+ switch(attr->type) {
+ case SWITCH_TYPE_INT:
+ NLA_PUT_U32(msg, SWITCH_ATTR_OP_VALUE_INT, val.value.i);
+ break;
+ case SWITCH_TYPE_STRING:
+ NLA_PUT_STRING(msg, SWITCH_ATTR_OP_VALUE_STR, val.value.s);
+ break;
+ case SWITCH_TYPE_PORTS:
+ err = swconfig_send_ports(&msg, info,
+ SWITCH_ATTR_OP_VALUE_PORTS, &val);
+ if (err < 0)
+ goto nla_put_failure;
+ break;
+ default:
+ DPRINTF("invalid type in attribute\n");
+ err = -EINVAL;
+ goto error;
+ }
+ err = genlmsg_end(msg, hdr);
+ if (err < 0)
+ goto nla_put_failure;
+
+ swconfig_put_dev(dev);
+ return genlmsg_unicast(msg, info->snd_pid);
+
+nla_put_failure:
+ if (msg)
+ nlmsg_free(msg);
+error:
+ swconfig_put_dev(dev);
+ if (!err)
+ err = -ENOMEM;
+ return err;
+}
+
+static int
+swconfig_send_switch(struct sk_buff *msg, u32 pid, u32 seq, int flags,
+ const struct switch_dev *dev)
+{
+ void *hdr;
+
+ hdr = genlmsg_put(msg, pid, seq, &switch_fam, flags,
+ SWITCH_CMD_NEW_ATTR);
+ if (IS_ERR(hdr))
+ return -1;
+
+ NLA_PUT_U32(msg, SWITCH_ATTR_ID, dev->id);
+ NLA_PUT_STRING(msg, SWITCH_ATTR_NAME, dev->name);
+ NLA_PUT_STRING(msg, SWITCH_ATTR_DEV_NAME, dev->devname);
+ NLA_PUT_U32(msg, SWITCH_ATTR_VLANS, dev->vlans);
+ NLA_PUT_U32(msg, SWITCH_ATTR_PORTS, dev->ports);
+ NLA_PUT_U32(msg, SWITCH_ATTR_CPU_PORT, dev->cpu_port);
+
+ return genlmsg_end(msg, hdr);
+nla_put_failure:
+ genlmsg_cancel(msg, hdr);
+ return -EMSGSIZE;
+}
+
+static int swconfig_dump_switches(struct sk_buff *skb,
+ struct netlink_callback *cb)
+{
+ struct switch_dev *dev;
+ int start = cb->args[0];
+ int idx = 0;
+
+ swconfig_lock();
+ list_for_each_entry(dev, &swdevs, dev_list) {
+ if (++idx <= start)
+ continue;
+ if (swconfig_send_switch(skb, NETLINK_CB(cb->skb).pid,
+ cb->nlh->nlmsg_seq, NLM_F_MULTI,
+ dev) < 0)
+ break;
+ }
+ swconfig_unlock();
+ cb->args[0] = idx;
+
+ return skb->len;
+}
+
+static int
+swconfig_done(struct netlink_callback *cb)
+{
+ return 0;
+}
+
+static struct genl_ops swconfig_ops[] = {
+ {
+ .cmd = SWITCH_CMD_LIST_GLOBAL,
+ .doit = swconfig_list_attrs,
+ .policy = switch_policy,
+ },
+ {
+ .cmd = SWITCH_CMD_LIST_VLAN,
+ .doit = swconfig_list_attrs,
+ .policy = switch_policy,
+ },
+ {
+ .cmd = SWITCH_CMD_LIST_PORT,
+ .doit = swconfig_list_attrs,
+ .policy = switch_policy,
+ },
+ {
+ .cmd = SWITCH_CMD_GET_GLOBAL,
+ .doit = swconfig_get_attr,
+ .policy = switch_policy,
+ },
+ {
+ .cmd = SWITCH_CMD_GET_VLAN,
+ .doit = swconfig_get_attr,
+ .policy = switch_policy,
+ },
+ {
+ .cmd = SWITCH_CMD_GET_PORT,
+ .doit = swconfig_get_attr,
+ .policy = switch_policy,
+ },
+ {
+ .cmd = SWITCH_CMD_SET_GLOBAL,
+ .doit = swconfig_set_attr,
+ .policy = switch_policy,
+ },
+ {
+ .cmd = SWITCH_CMD_SET_VLAN,
+ .doit = swconfig_set_attr,
+ .policy = switch_policy,
+ },
+ {
+ .cmd = SWITCH_CMD_SET_PORT,
+ .doit = swconfig_set_attr,
+ .policy = switch_policy,
+ },
+ {
+ .cmd = SWITCH_CMD_GET_SWITCH,
+ .dumpit = swconfig_dump_switches,
+ .policy = switch_policy,
+ .done = swconfig_done,
+ }
+};
+
+int
+register_switch(struct switch_dev *dev, struct net_device *netdev)
+{
+ INIT_LIST_HEAD(&dev->dev_list);
+ if (netdev) {
+ dev->netdev = netdev;
+ if (!dev->devname)
+ dev->devname = netdev->name;
+ }
+ BUG_ON(!dev->devname);
+
+ if (dev->ports > 0) {
+ dev->portbuf = kzalloc(sizeof(struct switch_port) * dev->ports,
+ GFP_KERNEL);
+ if (!dev->portbuf)
+ return -ENOMEM;
+ }
+ dev->id = ++swdev_id;
+ swconfig_defaults_init(dev);
+ spin_lock_init(&dev->lock);
+ swconfig_lock();
+ list_add(&dev->dev_list, &swdevs);
+ swconfig_unlock();
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(register_switch);
+
+void
+unregister_switch(struct switch_dev *dev)
+{
+ kfree(dev->portbuf);
+ spin_lock(&dev->lock);
+ swconfig_lock();
+ list_del(&dev->dev_list);
+ swconfig_unlock();
+ spin_unlock(&dev->lock);
+}
+EXPORT_SYMBOL_GPL(unregister_switch);
+
+
+static int __init
+swconfig_init(void)
+{
+ int i, err;
+
+ INIT_LIST_HEAD(&swdevs);
+ err = genl_register_family(&switch_fam);
+ if (err)
+ return err;
+
+ for (i = 0; i < ARRAY_SIZE(swconfig_ops); i++) {
+ err = genl_register_ops(&switch_fam, &swconfig_ops[i]);
+ if (err)
+ goto unregister;
+ }
+
+ return 0;
+
+unregister:
+ genl_unregister_family(&switch_fam);
+ return err;
+}
+
+static void __exit
+swconfig_exit(void)
+{
+ genl_unregister_family(&switch_fam);
+}
+
+module_init(swconfig_init);
+module_exit(swconfig_exit);
+
diff --git a/target/linux/generic/files/drivers/pwm/Kconfig b/target/linux/generic/files/drivers/pwm/Kconfig
new file mode 100644
index 000000000..1c24e1107
--- /dev/null
+++ b/target/linux/generic/files/drivers/pwm/Kconfig
@@ -0,0 +1,31 @@
+#
+# PWM infrastructure and devices
+#
+
+menuconfig GENERIC_PWM
+ tristate "PWM Support"
+ depends on SYSFS
+ help
+ This enables PWM support through the generic PWM library.
+ If unsure, say N.
+
+if GENERIC_PWM
+
+config ATMEL_PWM
+ tristate "Atmel AT32/AT91 PWM support"
+ depends on AVR32 || ARCH_AT91
+ help
+ This option enables device driver support for the PWMC
+ peripheral channels found on certain Atmel processors.
+ Pulse Width Modulation is used many for purposes, including
+ software controlled power-efficient backlights on LCD
+ displays, motor control, and waveform generation. If
+ unsure, say N.
+
+config GPIO_PWM
+ tristate "PWM emulation using GPIO"
+ help
+ This option enables a single-channel PWM device using
+ a kernel interval timer and a GPIO pin. If unsure, say N.
+
+endif
diff --git a/target/linux/generic/files/drivers/pwm/Makefile b/target/linux/generic/files/drivers/pwm/Makefile
new file mode 100644
index 000000000..e8cacc574
--- /dev/null
+++ b/target/linux/generic/files/drivers/pwm/Makefile
@@ -0,0 +1,6 @@
+#
+# Makefile for pwm devices
+#
+obj-y := pwm.o
+obj-$(CONFIG_ATMEL_PWM) += atmel-pwm.o
+obj-$(CONFIG_GPIO_PWM) += gpio.o
diff --git a/target/linux/generic/files/drivers/pwm/atmel-pwm.c b/target/linux/generic/files/drivers/pwm/atmel-pwm.c
new file mode 100644
index 000000000..158bb922c
--- /dev/null
+++ b/target/linux/generic/files/drivers/pwm/atmel-pwm.c
@@ -0,0 +1,592 @@
+/*
+ * drivers/pwm/atmel-pwm.c
+ *
+ * Copyright (C) 2010 Bill Gatliff <bgat@billgatliff.com>
+ * Copyright (C) 2007 David Brownell
+ *
+ * This program is free software; you may redistribute and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <linux/pwm/pwm.h>
+
+enum {
+ /* registers common to the PWMC peripheral */
+ PWMC_MR = 0,
+ PWMC_ENA = 4,
+ PWMC_DIS = 8,
+ PWMC_SR = 0xc,
+ PWMC_IER = 0x10,
+ PWMC_IDR = 0x14,
+ PWMC_IMR = 0x18,
+ PWMC_ISR = 0x1c,
+
+ /* registers per each PWMC channel */
+ PWMC_CMR = 0,
+ PWMC_CDTY = 4,
+ PWMC_CPRD = 8,
+ PWMC_CCNT = 0xc,
+ PWMC_CUPD = 0x10,
+
+ /* how to find each channel */
+ PWMC_CHAN_BASE = 0x200,
+ PWMC_CHAN_STRIDE = 0x20,
+
+ /* CMR bits of interest */
+ PWMC_CMR_CPD = 10,
+ PWMC_CMR_CPOL = 9,
+ PWMC_CMR_CALG = 8,
+ PWMC_CMR_CPRE_MASK = 0xf,
+};
+
+struct atmel_pwm {
+ struct pwm_device pwm;
+ spinlock_t lock;
+ void __iomem *iobase;
+ struct clk *clk;
+ u32 *sync_mask;
+ int irq;
+ u32 ccnt_mask;
+};
+
+static inline struct atmel_pwm *to_atmel_pwm(const struct pwm_channel *p)
+{
+ return container_of(p->pwm, struct atmel_pwm, pwm);
+}
+
+static inline void
+pwmc_writel(const struct atmel_pwm *p,
+ unsigned offset, u32 val)
+{
+ __raw_writel(val, p->iobase + offset);
+}
+
+static inline u32
+pwmc_readl(const struct atmel_pwm *p,
+ unsigned offset)
+{
+ return __raw_readl(p->iobase + offset);
+}
+
+static inline void
+pwmc_chan_writel(const struct pwm_channel *p,
+ u32 offset, u32 val)
+{
+ const struct atmel_pwm *ap = to_atmel_pwm(p);
+
+ if (PWMC_CMR == offset)
+ val &= ((1 << PWMC_CMR_CPD)
+ | (1 << PWMC_CMR_CPOL)
+ | (1 << PWMC_CMR_CALG)
+ | (PWMC_CMR_CPRE_MASK));
+ else
+ val &= ap->ccnt_mask;
+
+ pwmc_writel(ap, offset + PWMC_CHAN_BASE
+ + (p->chan * PWMC_CHAN_STRIDE), val);
+}
+
+static inline u32
+pwmc_chan_readl(const struct pwm_channel *p,
+ u32 offset)
+{
+ const struct atmel_pwm *ap = to_atmel_pwm(p);
+
+ return pwmc_readl(ap, offset + PWMC_CHAN_BASE
+ + (p->chan * PWMC_CHAN_STRIDE));
+}
+
+static inline int
+__atmel_pwm_is_on(struct pwm_channel *p)
+{
+ struct atmel_pwm *ap = to_atmel_pwm(p);
+ return (pwmc_readl(ap, PWMC_SR) & (1 << p->chan)) ? 1 : 0;
+}
+
+static inline void
+__atmel_pwm_unsynchronize(struct pwm_channel *p,
+ struct pwm_channel *to_p)
+{
+ const struct atmel_pwm *ap = to_atmel_pwm(p);
+ int wchan;
+
+ if (to_p) {
+ ap->sync_mask[p->chan] &= ~(1 << to_p->chan);
+ ap->sync_mask[to_p->chan] &= ~(1 << p->chan);
+ goto done;
+ }
+
+ ap->sync_mask[p->chan] = 0;
+ for (wchan = 0; wchan < ap->pwm.nchan; wchan++)
+ ap->sync_mask[wchan] &= ~(1 << p->chan);
+done:
+ dev_dbg(p->pwm->dev, "sync_mask %x\n", ap->sync_mask[p->chan]);
+}
+
+static inline void
+__atmel_pwm_synchronize(struct pwm_channel *p,
+ struct pwm_channel *to_p)
+{
+ const struct atmel_pwm *ap = to_atmel_pwm(p);
+
+ if (!to_p)
+ return;
+
+ ap->sync_mask[p->chan] |= (1 << to_p->chan);
+ ap->sync_mask[to_p->chan] |= (1 << p->chan);
+
+ dev_dbg(p->pwm->dev, "sync_mask %x\n", ap->sync_mask[p->chan]);
+}
+
+static inline void
+__atmel_pwm_stop(struct pwm_channel *p)
+{
+ struct atmel_pwm *ap = to_atmel_pwm(p);
+ u32 chid = 1 << p->chan;
+
+ pwmc_writel(ap, PWMC_DIS, ap->sync_mask[p->chan] | chid);
+}
+
+static inline void
+__atmel_pwm_start(struct pwm_channel *p)
+{
+ struct atmel_pwm *ap = to_atmel_pwm(p);
+ u32 chid = 1 << p->chan;
+
+ pwmc_writel(ap, PWMC_ENA, ap->sync_mask[p->chan] | chid);
+}
+
+static int
+atmel_pwm_synchronize(struct pwm_channel *p,
+ struct pwm_channel *to_p)
+{
+ unsigned long flags;
+ spin_lock_irqsave(&p->lock, flags);
+ __atmel_pwm_synchronize(p, to_p);
+ spin_unlock_irqrestore(&p->lock, flags);
+ return 0;
+}
+
+static int
+atmel_pwm_unsynchronize(struct pwm_channel *p,
+ struct pwm_channel *from_p)
+{
+ unsigned long flags;
+ spin_lock_irqsave(&p->lock, flags);
+ __atmel_pwm_unsynchronize(p, from_p);
+ spin_unlock_irqrestore(&p->lock, flags);
+ return 0;
+}
+
+static inline int
+__atmel_pwm_config_polarity(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ u32 cmr = pwmc_chan_readl(p, PWMC_CMR);
+
+ if (c->polarity)
+ cmr &= ~BIT(PWMC_CMR_CPOL);
+ else
+ cmr |= BIT(PWMC_CMR_CPOL);
+ pwmc_chan_writel(p, PWMC_CMR, cmr);
+ p->active_high = c->polarity ? 1 : 0;
+
+ dev_dbg(p->pwm->dev, "polarity %d\n", c->polarity);
+ return 0;
+}
+
+static inline int
+__atmel_pwm_config_duty_ticks(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ u32 cmr, cprd, cpre, cdty;
+
+ cmr = pwmc_chan_readl(p, PWMC_CMR);
+ cprd = pwmc_chan_readl(p, PWMC_CPRD);
+
+ cpre = cmr & PWMC_CMR_CPRE_MASK;
+ cmr &= ~BIT(PWMC_CMR_CPD);
+
+ cdty = cprd - (c->duty_ticks >> cpre);
+
+ p->duty_ticks = c->duty_ticks;
+
+ if (__atmel_pwm_is_on(p)) {
+ pwmc_chan_writel(p, PWMC_CMR, cmr);
+ pwmc_chan_writel(p, PWMC_CUPD, cdty);
+ } else
+ pwmc_chan_writel(p, PWMC_CDTY, cdty);
+
+ dev_dbg(p->pwm->dev, "duty_ticks = %lu cprd = %x"
+ " cdty = %x cpre = %x\n", p->duty_ticks,
+ cprd, cdty, cpre);
+
+ return 0;
+}
+
+static inline int
+__atmel_pwm_config_period_ticks(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ u32 cmr, cprd, cpre;
+
+ cpre = fls(c->period_ticks);
+ if (cpre < 16)
+ cpre = 0;
+ else {
+ cpre -= 15;
+ if (cpre > 10)
+ return -EINVAL;
+ }
+
+ cmr = pwmc_chan_readl(p, PWMC_CMR);
+ cmr &= ~PWMC_CMR_CPRE_MASK;
+ cmr |= cpre;
+
+ cprd = c->period_ticks >> cpre;
+
+ pwmc_chan_writel(p, PWMC_CMR, cmr);
+ pwmc_chan_writel(p, PWMC_CPRD, cprd);
+ p->period_ticks = c->period_ticks;
+
+ dev_dbg(p->pwm->dev, "period_ticks = %lu cprd = %x cpre = %x\n",
+ p->period_ticks, cprd, cpre);
+
+ return 0;
+}
+
+static int
+atmel_pwm_config_nosleep(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ int ret = 0;
+ unsigned long flags;
+
+ spin_lock_irqsave(&p->lock, flags);
+
+ switch (c->config_mask) {
+
+ case PWM_CONFIG_DUTY_TICKS:
+ __atmel_pwm_config_duty_ticks(p, c);
+ break;
+
+ case PWM_CONFIG_STOP:
+ __atmel_pwm_stop(p);
+ break;
+
+ case PWM_CONFIG_START:
+ __atmel_pwm_start(p);
+ break;
+
+ case PWM_CONFIG_POLARITY:
+ __atmel_pwm_config_polarity(p, c);
+ break;
+
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ spin_unlock_irqrestore(&p->lock, flags);
+ return ret;
+}
+
+static int
+atmel_pwm_stop_sync(struct pwm_channel *p)
+{
+ struct atmel_pwm *ap = container_of(p->pwm, struct atmel_pwm, pwm);
+ int ret;
+ int was_on = __atmel_pwm_is_on(p);
+
+ if (was_on) {
+ do {
+ init_completion(&p->complete);
+ set_bit(FLAG_STOP, &p->flags);
+ pwmc_writel(ap, PWMC_IER, 1 << p->chan);
+
+ dev_dbg(p->pwm->dev, "waiting on stop_sync completion...\n");
+
+ ret = wait_for_completion_interruptible(&p->complete);
+
+ dev_dbg(p->pwm->dev, "stop_sync complete (%d)\n", ret);
+
+ if (ret)
+ return ret;
+ } while (p->flags & BIT(FLAG_STOP));
+ }
+
+ return was_on;
+}
+
+static int
+atmel_pwm_config(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ int was_on = 0;
+
+ if (p->pwm->config_nosleep) {
+ if (!p->pwm->config_nosleep(p, c))
+ return 0;
+ }
+
+ might_sleep();
+
+ dev_dbg(p->pwm->dev, "config_mask %x\n", c->config_mask);
+
+ was_on = atmel_pwm_stop_sync(p);
+ if (was_on < 0)
+ return was_on;
+
+ if (c->config_mask & PWM_CONFIG_PERIOD_TICKS) {
+ __atmel_pwm_config_period_ticks(p, c);
+ if (!(c->config_mask & PWM_CONFIG_DUTY_TICKS)) {
+ struct pwm_channel_config d = {
+ .config_mask = PWM_CONFIG_DUTY_TICKS,
+ .duty_ticks = p->duty_ticks,
+ };
+ __atmel_pwm_config_duty_ticks(p, &d);
+ }
+ }
+
+ if (c->config_mask & PWM_CONFIG_DUTY_TICKS)
+ __atmel_pwm_config_duty_ticks(p, c);
+
+ if (c->config_mask & PWM_CONFIG_POLARITY)
+ __atmel_pwm_config_polarity(p, c);
+
+ if ((c->config_mask & PWM_CONFIG_START)
+ || (was_on && !(c->config_mask & PWM_CONFIG_STOP)))
+ __atmel_pwm_start(p);
+
+ return 0;
+}
+
+static void
+__atmel_pwm_set_callback(struct pwm_channel *p,
+ pwm_callback_t callback)
+{
+ struct atmel_pwm *ap = container_of(p->pwm, struct atmel_pwm, pwm);
+
+ p->callback = callback;
+ pwmc_writel(ap, p->callback ? PWMC_IER : PWMC_IDR, 1 << p->chan);
+}
+
+static int
+atmel_pwm_set_callback(struct pwm_channel *p,
+ pwm_callback_t callback)
+{
+ struct atmel_pwm *ap = to_atmel_pwm(p);
+ unsigned long flags;
+
+ spin_lock_irqsave(&ap->lock, flags);
+ __atmel_pwm_set_callback(p, callback);
+ spin_unlock_irqrestore(&ap->lock, flags);
+
+ return 0;
+}
+
+static int
+atmel_pwm_request(struct pwm_channel *p)
+{
+ struct atmel_pwm *ap = to_atmel_pwm(p);
+ unsigned long flags;
+
+ spin_lock_irqsave(&p->lock, flags);
+ clk_enable(ap->clk);
+ p->tick_hz = clk_get_rate(ap->clk);
+ __atmel_pwm_unsynchronize(p, NULL);
+ __atmel_pwm_stop(p);
+ spin_unlock_irqrestore(&p->lock, flags);
+
+ return 0;
+}
+
+static void
+atmel_pwm_free(struct pwm_channel *p)
+{
+ struct atmel_pwm *ap = to_atmel_pwm(p);
+ clk_disable(ap->clk);
+}
+
+static irqreturn_t
+atmel_pwmc_irq(int irq, void *data)
+{
+ struct atmel_pwm *ap = data;
+ struct pwm_channel *p;
+ u32 isr;
+ int chid;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ap->lock, flags);
+
+ isr = pwmc_readl(ap, PWMC_ISR);
+ for (chid = 0; isr; chid++, isr >>= 1) {
+ p = &ap->pwm.channels[chid];
+ if (isr & 1) {
+ if (p->callback)
+ p->callback(p);
+ if (p->flags & BIT(FLAG_STOP)) {
+ __atmel_pwm_stop(p);
+ clear_bit(FLAG_STOP, &p->flags);
+ }
+ complete_all(&p->complete);
+ }
+ }
+
+ spin_unlock_irqrestore(&ap->lock, flags);
+
+ return IRQ_HANDLED;
+}
+
+static int __devinit
+atmel_pwmc_probe(struct platform_device *pdev)
+{
+ struct atmel_pwm *ap;
+ struct resource *r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ int ret = 0;
+
+ ap = kzalloc(sizeof(*ap), GFP_KERNEL);
+ if (!ap) {
+ ret = -ENOMEM;
+ goto err_atmel_pwm_alloc;
+ }
+
+ spin_lock_init(&ap->lock);
+ platform_set_drvdata(pdev, ap);
+
+ ap->pwm.dev = &pdev->dev;
+ ap->pwm.bus_id = dev_name(&pdev->dev);
+
+ ap->pwm.nchan = 4; /* TODO: true only for SAM9263 and AP7000 */
+ ap->ccnt_mask = 0xffffUL; /* TODO: true only for SAM9263 */
+
+ ap->sync_mask = kzalloc(ap->pwm.nchan * sizeof(u32), GFP_KERNEL);
+ if (!ap->sync_mask) {
+ ret = -ENOMEM;
+ goto err_alloc_sync_masks;
+ }
+
+ ap->pwm.owner = THIS_MODULE;
+ ap->pwm.request = atmel_pwm_request;
+ ap->pwm.free = atmel_pwm_free;
+ ap->pwm.config_nosleep = atmel_pwm_config_nosleep;
+ ap->pwm.config = atmel_pwm_config;
+ ap->pwm.synchronize = atmel_pwm_synchronize;
+ ap->pwm.unsynchronize = atmel_pwm_unsynchronize;
+ ap->pwm.set_callback = atmel_pwm_set_callback;
+
+ ap->clk = clk_get(&pdev->dev, "pwm_clk");
+ if (PTR_ERR(ap->clk)) {
+ ret = -ENODEV;
+ goto err_clk_get;
+ }
+
+ ap->iobase = ioremap_nocache(r->start, r->end - r->start + 1);
+ if (!ap->iobase) {
+ ret = -ENODEV;
+ goto err_ioremap;
+ }
+
+ clk_enable(ap->clk);
+ pwmc_writel(ap, PWMC_DIS, -1);
+ pwmc_writel(ap, PWMC_IDR, -1);
+ clk_disable(ap->clk);
+
+ ap->irq = platform_get_irq(pdev, 0);
+ if (ap->irq != -ENXIO) {
+ ret = request_irq(ap->irq, atmel_pwmc_irq, 0,
+ ap->pwm.bus_id, ap);
+ if (ret)
+ goto err_request_irq;
+ }
+
+ ret = pwm_register(&ap->pwm);
+ if (ret)
+ goto err_pwm_register;
+
+ return 0;
+
+err_pwm_register:
+ if (ap->irq != -ENXIO)
+ free_irq(ap->irq, ap);
+err_request_irq:
+ iounmap(ap->iobase);
+err_ioremap:
+ clk_put(ap->clk);
+err_clk_get:
+ platform_set_drvdata(pdev, NULL);
+err_alloc_sync_masks:
+ kfree(ap);
+err_atmel_pwm_alloc:
+ return ret;
+}
+
+static int __devexit
+atmel_pwmc_remove(struct platform_device *pdev)
+{
+ struct atmel_pwm *ap = platform_get_drvdata(pdev);
+ int ret;
+
+ /* TODO: what can we do if this fails? */
+ ret = pwm_unregister(&ap->pwm);
+
+ clk_enable(ap->clk);
+ pwmc_writel(ap, PWMC_IDR, -1);
+ pwmc_writel(ap, PWMC_DIS, -1);
+ clk_disable(ap->clk);
+
+ if (ap->irq != -ENXIO)
+ free_irq(ap->irq, ap);
+
+ clk_put(ap->clk);
+ iounmap(ap->iobase);
+
+ kfree(ap);
+
+ return 0;
+}
+
+static struct platform_driver atmel_pwm_driver = {
+ .driver = {
+ .name = "atmel_pwmc",
+ .owner = THIS_MODULE,
+ },
+ .probe = atmel_pwmc_probe,
+ .remove = __devexit_p(atmel_pwmc_remove),
+};
+
+static int __init atmel_pwm_init(void)
+{
+ return platform_driver_register(&atmel_pwm_driver);
+}
+module_init(atmel_pwm_init);
+
+static void __exit atmel_pwm_exit(void)
+{
+ platform_driver_unregister(&atmel_pwm_driver);
+}
+module_exit(atmel_pwm_exit);
+
+MODULE_AUTHOR("Bill Gatliff <bgat@billgatliff.com>");
+MODULE_DESCRIPTION("Driver for Atmel PWMC peripheral");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:atmel_pwmc");
diff --git a/target/linux/generic/files/drivers/pwm/gpio.c b/target/linux/generic/files/drivers/pwm/gpio.c
new file mode 100644
index 000000000..dff5d1d62
--- /dev/null
+++ b/target/linux/generic/files/drivers/pwm/gpio.c
@@ -0,0 +1,298 @@
+/*
+ * drivers/pwm/gpio.c
+ *
+ * Models a single-channel PWM device using a timer and a GPIO pin.
+ *
+ * Copyright (C) 2010 Bill Gatliff <bgat@billgatliff.com>
+ *
+ * This program is free software; you may redistribute and/or modify
+ * it under the terms of the GNU General Public License Version 2, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/hrtimer.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
+#include <linux/workqueue.h>
+#include <linux/gpio.h>
+#include <linux/slab.h>
+#include <linux/pwm/pwm.h>
+
+struct gpio_pwm {
+ struct pwm_device pwm;
+ struct hrtimer timer;
+ struct work_struct work;
+ pwm_callback_t callback;
+ int gpio;
+ unsigned long polarity : 1;
+ unsigned long active : 1;
+};
+
+static inline struct gpio_pwm *to_gpio_pwm(const struct pwm_channel *p)
+{
+ return container_of(p->pwm, struct gpio_pwm, pwm);
+}
+
+static void
+gpio_pwm_work (struct work_struct *work)
+{
+ struct gpio_pwm *gp = container_of(work, struct gpio_pwm, work);
+
+ if (gp->active)
+ gpio_direction_output(gp->gpio, gp->polarity ? 1 : 0);
+ else
+ gpio_direction_output(gp->gpio, gp->polarity ? 0 : 1);
+}
+
+static enum hrtimer_restart
+gpio_pwm_timeout(struct hrtimer *t)
+{
+ struct gpio_pwm *gp = container_of(t, struct gpio_pwm, timer);
+ ktime_t tnew;
+
+ if (unlikely(gp->pwm.channels[0].duty_ticks == 0))
+ gp->active = 0;
+ else if (unlikely(gp->pwm.channels[0].duty_ticks
+ == gp->pwm.channels[0].period_ticks))
+ gp->active = 1;
+ else
+ gp->active ^= 1;
+
+ if (gpio_cansleep(gp->gpio))
+ schedule_work(&gp->work);
+ else
+ gpio_pwm_work(&gp->work);
+
+ if (!gp->active && gp->pwm.channels[0].callback)
+ gp->pwm.channels[0].callback(&gp->pwm.channels[0]);
+
+ if (unlikely(!gp->active &&
+ (gp->pwm.channels[0].flags & BIT(FLAG_STOP)))) {
+ clear_bit(FLAG_STOP, &gp->pwm.channels[0].flags);
+ complete_all(&gp->pwm.channels[0].complete);
+ return HRTIMER_NORESTART;
+ }
+
+ if (gp->active)
+ tnew = ktime_set(0, gp->pwm.channels[0].duty_ticks);
+ else
+ tnew = ktime_set(0, gp->pwm.channels[0].period_ticks
+ - gp->pwm.channels[0].duty_ticks);
+ hrtimer_start(&gp->timer, tnew, HRTIMER_MODE_REL);
+
+ return HRTIMER_NORESTART;
+}
+
+static void gpio_pwm_start(struct pwm_channel *p)
+{
+ struct gpio_pwm *gp = to_gpio_pwm(p);
+
+ gp->active = 0;
+ gpio_pwm_timeout(&gp->timer);
+}
+
+static int
+gpio_pwm_config_nosleep(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ struct gpio_pwm *gp = to_gpio_pwm(p);
+ int ret = 0;
+ unsigned long flags;
+
+ spin_lock_irqsave(&p->lock, flags);
+
+ switch (c->config_mask) {
+
+ case PWM_CONFIG_DUTY_TICKS:
+ p->duty_ticks = c->duty_ticks;
+ break;
+
+ case PWM_CONFIG_START:
+ if (!hrtimer_active(&gp->timer)) {
+ gpio_pwm_start(p);
+ }
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ spin_unlock_irqrestore(&p->lock, flags);
+ return ret;
+}
+
+static int
+gpio_pwm_stop_sync(struct pwm_channel *p)
+{
+ struct gpio_pwm *gp = to_gpio_pwm(p);
+ int ret;
+ int was_on = hrtimer_active(&gp->timer);
+
+ if (was_on) {
+ do {
+ init_completion(&p->complete);
+ set_bit(FLAG_STOP, &p->flags);
+ ret = wait_for_completion_interruptible(&p->complete);
+ if (ret)
+ return ret;
+ } while (p->flags & BIT(FLAG_STOP));
+ }
+
+ return was_on;
+}
+
+static int
+gpio_pwm_config(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ struct gpio_pwm *gp = to_gpio_pwm(p);
+ int was_on = 0;
+
+ if (p->pwm->config_nosleep) {
+ if (!p->pwm->config_nosleep(p, c))
+ return 0;
+ }
+
+ might_sleep();
+
+ was_on = gpio_pwm_stop_sync(p);
+ if (was_on < 0)
+ return was_on;
+
+ if (c->config_mask & PWM_CONFIG_PERIOD_TICKS)
+ p->period_ticks = c->period_ticks;
+
+ if (c->config_mask & PWM_CONFIG_DUTY_TICKS)
+ p->duty_ticks = c->duty_ticks;
+
+ if (c->config_mask & PWM_CONFIG_POLARITY) {
+ gp->polarity = c->polarity ? 1 : 0;
+ p->active_high = gp->polarity;
+ }
+
+ if ((c->config_mask & PWM_CONFIG_START)
+ || (was_on && !(c->config_mask & PWM_CONFIG_STOP)))
+ gpio_pwm_start(p);
+
+ return 0;
+}
+
+static int
+gpio_pwm_set_callback(struct pwm_channel *p,
+ pwm_callback_t callback)
+{
+ struct gpio_pwm *gp = to_gpio_pwm(p);
+ gp->callback = callback;
+ return 0;
+}
+
+static int
+gpio_pwm_request(struct pwm_channel *p)
+{
+ p->tick_hz = 1000000000UL;
+ return 0;
+}
+
+static int __devinit
+gpio_pwm_probe(struct platform_device *pdev)
+{
+ struct gpio_pwm *gp;
+ struct gpio_pwm_platform_data *gpd = pdev->dev.platform_data;
+ int ret = 0;
+
+ /* TODO: create configfs entries, so users can assign GPIOs to
+ * PWMs at runtime instead of creating a platform_device
+ * specification and rebuilding their kernel */
+
+ if (!gpd || gpio_request(gpd->gpio, dev_name(&pdev->dev)))
+ return -EINVAL;
+
+ gp = kzalloc(sizeof(*gp), GFP_KERNEL);
+ if (!gp) {
+ ret = -ENOMEM;
+ goto err_alloc;
+ }
+
+ platform_set_drvdata(pdev, gp);
+
+ gp->pwm.dev = &pdev->dev;
+ gp->pwm.bus_id = dev_name(&pdev->dev);
+ gp->pwm.nchan = 1;
+ gp->gpio = gpd->gpio;
+
+ INIT_WORK(&gp->work, gpio_pwm_work);
+
+ hrtimer_init(&gp->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
+ gp->timer.function = gpio_pwm_timeout;
+
+ gp->pwm.owner = THIS_MODULE;
+ gp->pwm.config_nosleep = gpio_pwm_config_nosleep;
+ gp->pwm.config = gpio_pwm_config;
+ gp->pwm.request = gpio_pwm_request;
+ gp->pwm.set_callback = gpio_pwm_set_callback;
+
+ ret = pwm_register(&gp->pwm);
+ if (ret)
+ goto err_pwm_register;
+
+ return 0;
+
+err_pwm_register:
+ platform_set_drvdata(pdev, 0);
+ kfree(gp);
+err_alloc:
+ return ret;
+}
+
+static int __devexit
+gpio_pwm_remove(struct platform_device *pdev)
+{
+ struct gpio_pwm *gp = platform_get_drvdata(pdev);
+ int ret;
+
+ ret = pwm_unregister(&gp->pwm);
+ hrtimer_cancel(&gp->timer);
+ cancel_work_sync(&gp->work);
+ platform_set_drvdata(pdev, 0);
+ kfree(gp);
+
+ return 0;
+}
+
+static struct platform_driver gpio_pwm_driver = {
+ .driver = {
+ .name = "gpio_pwm",
+ .owner = THIS_MODULE,
+ },
+ .probe = gpio_pwm_probe,
+ .remove = __devexit_p(gpio_pwm_remove),
+};
+
+static int __init gpio_pwm_init(void)
+{
+ return platform_driver_register(&gpio_pwm_driver);
+}
+module_init(gpio_pwm_init);
+
+static void __exit gpio_pwm_exit(void)
+{
+ platform_driver_unregister(&gpio_pwm_driver);
+}
+module_exit(gpio_pwm_exit);
+
+MODULE_AUTHOR("Bill Gatliff <bgat@billgatliff.com>");
+MODULE_DESCRIPTION("PWM output using GPIO and a high-resolution timer");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:gpio_pwm");
diff --git a/target/linux/generic/files/drivers/pwm/pwm.c b/target/linux/generic/files/drivers/pwm/pwm.c
new file mode 100644
index 000000000..c1596e9e7
--- /dev/null
+++ b/target/linux/generic/files/drivers/pwm/pwm.c
@@ -0,0 +1,643 @@
+/*
+ * drivers/pwm/pwm.c
+ *
+ * Copyright (C) 2010 Bill Gatliff <bgat@billgatliff.com>
+ *
+ * This program is free software; you may redistribute and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/spinlock.h>
+#include <linux/fs.h>
+#include <linux/completion.h>
+#include <linux/workqueue.h>
+#include <linux/list.h>
+#include <linux/sched.h>
+#include <linux/slab.h> /*kcalloc, kfree since 2.6.34 */
+#include <linux/pwm/pwm.h>
+
+static int __pwm_create_sysfs(struct pwm_device *pwm);
+
+static const char *REQUEST_SYSFS = "sysfs";
+static LIST_HEAD(pwm_device_list);
+static DEFINE_MUTEX(device_list_mutex);
+static struct class pwm_class;
+static struct workqueue_struct *pwm_handler_workqueue;
+
+int pwm_register(struct pwm_device *pwm)
+{
+ struct pwm_channel *p;
+ int wchan;
+ int ret;
+
+ spin_lock_init(&pwm->list_lock);
+
+ p = kcalloc(pwm->nchan, sizeof(*p), GFP_KERNEL);
+ if (!p)
+ return -ENOMEM;
+
+ for (wchan = 0; wchan < pwm->nchan; wchan++) {
+ spin_lock_init(&p[wchan].lock);
+ init_completion(&p[wchan].complete);
+ p[wchan].chan = wchan;
+ p[wchan].pwm = pwm;
+ }
+
+ pwm->channels = p;
+
+ mutex_lock(&device_list_mutex);
+
+ list_add_tail(&pwm->list, &pwm_device_list);
+ ret = __pwm_create_sysfs(pwm);
+ if (ret) {
+ mutex_unlock(&device_list_mutex);
+ goto err_create_sysfs;
+ }
+
+ mutex_unlock(&device_list_mutex);
+
+ dev_info(pwm->dev, "%d channel%s\n", pwm->nchan,
+ pwm->nchan > 1 ? "s" : "");
+ return 0;
+
+err_create_sysfs:
+ kfree(p);
+
+ return ret;
+}
+EXPORT_SYMBOL(pwm_register);
+
+static int __match_device(struct device *dev, void *data)
+{
+ return dev_get_drvdata(dev) == data;
+}
+
+int pwm_unregister(struct pwm_device *pwm)
+{
+ int wchan;
+ struct device *dev;
+
+ mutex_lock(&device_list_mutex);
+
+ for (wchan = 0; wchan < pwm->nchan; wchan++) {
+ if (pwm->channels[wchan].flags & BIT(FLAG_REQUESTED)) {
+ mutex_unlock(&device_list_mutex);
+ return -EBUSY;
+ }
+ }
+
+ for (wchan = 0; wchan < pwm->nchan; wchan++) {
+ dev = class_find_device(&pwm_class, NULL,
+ &pwm->channels[wchan],
+ __match_device);
+ if (dev) {
+ put_device(dev);
+ device_unregister(dev);
+ }
+ }
+
+ kfree(pwm->channels);
+ list_del(&pwm->list);
+ mutex_unlock(&device_list_mutex);
+
+ return 0;
+}
+EXPORT_SYMBOL(pwm_unregister);
+
+static struct pwm_device *
+__pwm_find_device(const char *bus_id)
+{
+ struct pwm_device *p;
+
+ list_for_each_entry(p, &pwm_device_list, list) {
+ if (!strcmp(bus_id, p->bus_id))
+ return p;
+ }
+ return NULL;
+}
+
+static int
+__pwm_request_channel(struct pwm_channel *p,
+ const char *requester)
+{
+ int ret;
+
+ if (test_and_set_bit(FLAG_REQUESTED, &p->flags))
+ return -EBUSY;
+
+ if (p->pwm->request) {
+ ret = p->pwm->request(p);
+ if (ret) {
+ clear_bit(FLAG_REQUESTED, &p->flags);
+ return ret;
+ }
+ }
+
+ p->requester = requester;
+ if (!strcmp(requester, REQUEST_SYSFS))
+ p->pid = current->pid;
+
+ return 0;
+}
+
+struct pwm_channel *
+pwm_request(const char *bus_id,
+ int chan,
+ const char *requester)
+{
+ struct pwm_device *p;
+ int ret;
+
+ mutex_lock(&device_list_mutex);
+
+ p = __pwm_find_device(bus_id);
+ if (!p || chan >= p->nchan)
+ goto err_no_device;
+
+ if (!try_module_get(p->owner))
+ goto err_module_get_failed;
+
+ ret = __pwm_request_channel(&p->channels[chan], requester);
+ if (ret)
+ goto err_request_failed;
+
+ mutex_unlock(&device_list_mutex);
+ return &p->channels[chan];
+
+err_request_failed:
+ module_put(p->owner);
+err_module_get_failed:
+err_no_device:
+ mutex_unlock(&device_list_mutex);
+ return NULL;
+}
+EXPORT_SYMBOL(pwm_request);
+
+void pwm_free(struct pwm_channel *p)
+{
+ mutex_lock(&device_list_mutex);
+
+ if (!test_and_clear_bit(FLAG_REQUESTED, &p->flags))
+ goto done;
+
+ pwm_stop(p);
+ pwm_unsynchronize(p, NULL);
+ pwm_set_handler(p, NULL, NULL);
+
+ if (p->pwm->free)
+ p->pwm->free(p);
+ module_put(p->pwm->owner);
+done:
+ mutex_unlock(&device_list_mutex);
+}
+EXPORT_SYMBOL(pwm_free);
+
+unsigned long pwm_ns_to_ticks(struct pwm_channel *p,
+ unsigned long nsecs)
+{
+ unsigned long long ticks;
+
+ ticks = nsecs;
+ ticks *= p->tick_hz;
+ do_div(ticks, 1000000000);
+ return ticks;
+}
+EXPORT_SYMBOL(pwm_ns_to_ticks);
+
+unsigned long pwm_ticks_to_ns(struct pwm_channel *p,
+ unsigned long ticks)
+{
+ unsigned long long ns;
+
+ if (!p->tick_hz)
+ return 0;
+
+ ns = ticks;
+ ns *= 1000000000UL;
+ do_div(ns, p->tick_hz);
+ return ns;
+}
+EXPORT_SYMBOL(pwm_ticks_to_ns);
+
+static void
+pwm_config_ns_to_ticks(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ if (c->config_mask & PWM_CONFIG_PERIOD_NS) {
+ c->period_ticks = pwm_ns_to_ticks(p, c->period_ns);
+ c->config_mask &= ~PWM_CONFIG_PERIOD_NS;
+ c->config_mask |= PWM_CONFIG_PERIOD_TICKS;
+ }
+
+ if (c->config_mask & PWM_CONFIG_DUTY_NS) {
+ c->duty_ticks = pwm_ns_to_ticks(p, c->duty_ns);
+ c->config_mask &= ~PWM_CONFIG_DUTY_NS;
+ c->config_mask |= PWM_CONFIG_DUTY_TICKS;
+ }
+}
+
+static void
+pwm_config_percent_to_ticks(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ if (c->config_mask & PWM_CONFIG_DUTY_PERCENT) {
+ if (c->config_mask & PWM_CONFIG_PERIOD_TICKS)
+ c->duty_ticks = c->period_ticks;
+ else
+ c->duty_ticks = p->period_ticks;
+
+ c->duty_ticks *= c->duty_percent;
+ c->duty_ticks /= 100;
+ c->config_mask &= ~PWM_CONFIG_DUTY_PERCENT;
+ c->config_mask |= PWM_CONFIG_DUTY_TICKS;
+ }
+}
+
+int pwm_config_nosleep(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ if (!p->pwm->config_nosleep)
+ return -EINVAL;
+
+ pwm_config_ns_to_ticks(p, c);
+ pwm_config_percent_to_ticks(p, c);
+
+ return p->pwm->config_nosleep(p, c);
+}
+EXPORT_SYMBOL(pwm_config_nosleep);
+
+int pwm_config(struct pwm_channel *p,
+ struct pwm_channel_config *c)
+{
+ int ret = 0;
+
+ if (unlikely(!p->pwm->config))
+ return -EINVAL;
+
+ pwm_config_ns_to_ticks(p, c);
+ pwm_config_percent_to_ticks(p, c);
+
+ switch (c->config_mask & (PWM_CONFIG_PERIOD_TICKS
+ | PWM_CONFIG_DUTY_TICKS)) {
+ case PWM_CONFIG_PERIOD_TICKS:
+ if (p->duty_ticks > c->period_ticks) {
+ ret = -EINVAL;
+ goto err;
+ }
+ break;
+ case PWM_CONFIG_DUTY_TICKS:
+ if (p->period_ticks < c->duty_ticks) {
+ ret = -EINVAL;
+ goto err;
+ }
+ break;
+ case PWM_CONFIG_DUTY_TICKS | PWM_CONFIG_PERIOD_TICKS:
+ if (c->duty_ticks > c->period_ticks) {
+ ret = -EINVAL;
+ goto err;
+ }
+ break;
+ default:
+ break;
+ }
+
+err:
+ dev_dbg(p->pwm->dev, "%s: config_mask %d period_ticks %lu duty_ticks %lu"
+ " polarity %d duty_ns %lu period_ns %lu duty_percent %d\n",
+ __func__, c->config_mask, c->period_ticks, c->duty_ticks,
+ c->polarity, c->duty_ns, c->period_ns, c->duty_percent);
+
+ if (ret)
+ return ret;
+ return p->pwm->config(p, c);
+}
+EXPORT_SYMBOL(pwm_config);
+
+int pwm_set_period_ns(struct pwm_channel *p,
+ unsigned long period_ns)
+{
+ struct pwm_channel_config c = {
+ .config_mask = PWM_CONFIG_PERIOD_TICKS,
+ .period_ticks = pwm_ns_to_ticks(p, period_ns),
+ };
+
+ return pwm_config(p, &c);
+}
+EXPORT_SYMBOL(pwm_set_period_ns);
+
+unsigned long pwm_get_period_ns(struct pwm_channel *p)
+{
+ return pwm_ticks_to_ns(p, p->period_ticks);
+}
+EXPORT_SYMBOL(pwm_get_period_ns);
+
+int pwm_set_duty_ns(struct pwm_channel *p,
+ unsigned long duty_ns)
+{
+ struct pwm_channel_config c = {
+ .config_mask = PWM_CONFIG_DUTY_TICKS,
+ .duty_ticks = pwm_ns_to_ticks(p, duty_ns),
+ };
+ return pwm_config(p, &c);
+}
+EXPORT_SYMBOL(pwm_set_duty_ns);
+
+unsigned long pwm_get_duty_ns(struct pwm_channel *p)
+{
+ return pwm_ticks_to_ns(p, p->duty_ticks);
+}
+EXPORT_SYMBOL(pwm_get_duty_ns);
+
+int pwm_set_duty_percent(struct pwm_channel *p,
+ int percent)
+{
+ struct pwm_channel_config c = {
+ .config_mask = PWM_CONFIG_DUTY_PERCENT,
+ .duty_percent = percent,
+ };
+ return pwm_config(p, &c);
+}
+EXPORT_SYMBOL(pwm_set_duty_percent);
+
+int pwm_set_polarity(struct pwm_channel *p,
+ int active_high)
+{
+ struct pwm_channel_config c = {
+ .config_mask = PWM_CONFIG_POLARITY,
+ .polarity = active_high,
+ };
+ return pwm_config(p, &c);
+}
+EXPORT_SYMBOL(pwm_set_polarity);
+
+int pwm_start(struct pwm_channel *p)
+{
+ struct pwm_channel_config c = {
+ .config_mask = PWM_CONFIG_START,
+ };
+ return pwm_config(p, &c);
+}
+EXPORT_SYMBOL(pwm_start);
+
+int pwm_stop(struct pwm_channel *p)
+{
+ struct pwm_channel_config c = {
+ .config_mask = PWM_CONFIG_STOP,
+ };
+ return pwm_config(p, &c);
+}
+EXPORT_SYMBOL(pwm_stop);
+
+int pwm_synchronize(struct pwm_channel *p,
+ struct pwm_channel *to_p)
+{
+ if (p->pwm != to_p->pwm) {
+ /* TODO: support cross-device synchronization */
+ return -EINVAL;
+ }
+
+ if (!p->pwm->synchronize)
+ return -EINVAL;
+
+ return p->pwm->synchronize(p, to_p);
+}
+EXPORT_SYMBOL(pwm_synchronize);
+
+int pwm_unsynchronize(struct pwm_channel *p,
+ struct pwm_channel *from_p)
+{
+ if (from_p && (p->pwm != from_p->pwm)) {
+ /* TODO: support cross-device synchronization */
+ return -EINVAL;
+ }
+
+ if (!p->pwm->unsynchronize)
+ return -EINVAL;
+
+ return p->pwm->unsynchronize(p, from_p);
+}
+EXPORT_SYMBOL(pwm_unsynchronize);
+
+static void pwm_handler(struct work_struct *w)
+{
+ struct pwm_channel *p = container_of(w, struct pwm_channel,
+ handler_work);
+ if (p->handler && p->handler(p, p->handler_data))
+ pwm_stop(p);
+}
+
+static void __pwm_callback(struct pwm_channel *p)
+{
+ queue_work(pwm_handler_workqueue, &p->handler_work);
+ dev_dbg(p->pwm->dev, "handler %p scheduled with data %p\n",
+ p->handler, p->handler_data);
+}
+
+int pwm_set_handler(struct pwm_channel *p,
+ pwm_handler_t handler,
+ void *data)
+{
+ if (p->pwm->set_callback) {
+ p->handler_data = data;
+ p->handler = handler;
+ INIT_WORK(&p->handler_work, pwm_handler);
+ return p->pwm->set_callback(p, handler ? __pwm_callback : NULL);
+ }
+ return -EINVAL;
+}
+EXPORT_SYMBOL(pwm_set_handler);
+
+static ssize_t pwm_run_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t len)
+{
+ struct pwm_channel *p = dev_get_drvdata(dev);
+ if (sysfs_streq(buf, "1"))
+ pwm_start(p);
+ else if (sysfs_streq(buf, "0"))
+ pwm_stop(p);
+ return len;
+}
+static DEVICE_ATTR(run, 0200, NULL, pwm_run_store);
+
+static ssize_t pwm_duty_ns_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct pwm_channel *p = dev_get_drvdata(dev);
+ return sprintf(buf, "%lu\n", pwm_get_duty_ns(p));
+}
+
+static ssize_t pwm_duty_ns_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t len)
+{
+ unsigned long duty_ns;
+ struct pwm_channel *p = dev_get_drvdata(dev);
+
+ if (1 == sscanf(buf, "%lu", &duty_ns))
+ pwm_set_duty_ns(p, duty_ns);
+ return len;
+}
+static DEVICE_ATTR(duty_ns, 0644, pwm_duty_ns_show, pwm_duty_ns_store);
+
+static ssize_t pwm_period_ns_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct pwm_channel *p = dev_get_drvdata(dev);
+ return sprintf(buf, "%lu\n", pwm_get_period_ns(p));
+}
+
+static ssize_t pwm_period_ns_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t len)
+{
+ unsigned long period_ns;
+ struct pwm_channel *p = dev_get_drvdata(dev);
+
+ if (1 == sscanf(buf, "%lu", &period_ns))
+ pwm_set_period_ns(p, period_ns);
+ return len;
+}
+static DEVICE_ATTR(period_ns, 0644, pwm_period_ns_show, pwm_period_ns_store);
+
+static ssize_t pwm_polarity_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct pwm_channel *p = dev_get_drvdata(dev);
+ return sprintf(buf, "%d\n", p->active_high ? 1 : 0);
+}
+
+static ssize_t pwm_polarity_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t len)
+{
+ int polarity;
+ struct pwm_channel *p = dev_get_drvdata(dev);
+
+ if (1 == sscanf(buf, "%d", &polarity))
+ pwm_set_polarity(p, polarity);
+ return len;
+}
+static DEVICE_ATTR(polarity, 0644, pwm_polarity_show, pwm_polarity_store);
+
+static ssize_t pwm_request_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct pwm_channel *p = dev_get_drvdata(dev);
+ mutex_lock(&device_list_mutex);
+ __pwm_request_channel(p, REQUEST_SYSFS);
+ mutex_unlock(&device_list_mutex);
+
+ if (p->pid)
+ return sprintf(buf, "%s %d\n", p->requester, p->pid);
+ else
+ return sprintf(buf, "%s\n", p->requester);
+}
+
+static ssize_t pwm_request_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t len)
+{
+ struct pwm_channel *p = dev_get_drvdata(dev);
+ pwm_free(p);
+ return len;
+}
+static DEVICE_ATTR(request, 0644, pwm_request_show, pwm_request_store);
+
+static const struct attribute *pwm_attrs[] =
+{
+ &dev_attr_run.attr,
+ &dev_attr_polarity.attr,
+ &dev_attr_duty_ns.attr,
+ &dev_attr_period_ns.attr,
+ &dev_attr_request.attr,
+ NULL,
+};
+
+static const struct attribute_group pwm_device_attr_group = {
+ .attrs = (struct attribute **)pwm_attrs,
+};
+
+static int __pwm_create_sysfs(struct pwm_device *pwm)
+{
+ int ret = 0;
+ struct device *dev;
+ int wchan;
+
+ for (wchan = 0; wchan < pwm->nchan; wchan++) {
+ dev = device_create(&pwm_class, pwm->dev, MKDEV(0, 0),
+ pwm->channels + wchan,
+ "%s:%d", pwm->bus_id, wchan);
+ if (!dev)
+ goto err_dev_create;
+ ret = sysfs_create_group(&dev->kobj, &pwm_device_attr_group);
+ if (ret)
+ goto err_dev_create;
+ }
+
+ return ret;
+
+err_dev_create:
+ for (wchan = 0; wchan < pwm->nchan; wchan++) {
+ dev = class_find_device(&pwm_class, NULL,
+ &pwm->channels[wchan],
+ __match_device);
+ if (dev) {
+ put_device(dev);
+ device_unregister(dev);
+ }
+ }
+
+ return ret;
+}
+
+static struct class_attribute pwm_class_attrs[] = {
+ __ATTR_NULL,
+};
+
+static struct class pwm_class = {
+ .name = "pwm",
+ .owner = THIS_MODULE,
+
+ .class_attrs = pwm_class_attrs,
+};
+
+static int __init pwm_init(void)
+{
+ int ret;
+
+ /* TODO: how to deal with devices that register very early? */
+ pr_err("%s\n", __func__);
+ ret = class_register(&pwm_class);
+ if (ret < 0)
+ return ret;
+
+ pwm_handler_workqueue = create_workqueue("pwmd");
+
+ return 0;
+}
+postcore_initcall(pwm_init);