diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/ifxmips/config-2.6.30 | 8 | ||||
| -rw-r--r-- | target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c | 196 | ||||
| -rw-r--r-- | target/linux/ifxmips/files/drivers/mtd/maps/ifxmips.c | 277 | ||||
| -rw-r--r-- | target/linux/ifxmips/files/drivers/net/ifxmips_mii0.c | 389 | ||||
| -rw-r--r-- | target/linux/ifxmips/files/drivers/serial/ifxmips_asc.c | 561 | ||||
| -rw-r--r-- | target/linux/ifxmips/files/drivers/watchdog/ifxmips_wdt.c | 195 | ||||
| -rw-r--r-- | target/linux/ifxmips/patches-2.6.30/120-serial.patch | 578 | ||||
| -rw-r--r-- | target/linux/ifxmips/patches-2.6.30/130-ethernet.patch | 406 | ||||
| -rw-r--r-- | target/linux/ifxmips/patches-2.6.30/140-mtd.patch | 288 | ||||
| -rw-r--r-- | target/linux/ifxmips/patches-2.6.30/150-wdt.patch | 212 | ||||
| -rw-r--r-- | target/linux/ifxmips/patches-2.6.30/160-led.patch | 213 |
11 files changed, 1674 insertions, 1649 deletions
diff --git a/target/linux/ifxmips/config-2.6.30 b/target/linux/ifxmips/config-2.6.30 index 7eefc1532..67132b65a 100644 --- a/target/linux/ifxmips/config-2.6.30 +++ b/target/linux/ifxmips/config-2.6.30 @@ -1,11 +1,13 @@ CONFIG_32BIT=y # CONFIG_64BIT is not set +CONFIG_ADM6996_PHY=y # CONFIG_ARCH_HAS_ILOG2_U32 is not set # CONFIG_ARCH_HAS_ILOG2_U64 is not set CONFIG_ARCH_POPULATES_NODE_MAP=y # CONFIG_ARCH_SUPPORTS_MSI is not set CONFIG_ARCH_SUPPORTS_OPROFILE=y CONFIG_ARCH_SUSPEND_POSSIBLE=y +CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y CONFIG_BASE_SMALL=0 # CONFIG_BCM47XX is not set # CONFIG_BINARY_PRINTF is not set @@ -79,13 +81,10 @@ CONFIG_HZ=250 CONFIG_HZ_250=y # CONFIG_I2C is not set CONFIG_IFXMIPS=y -# CONFIG_IFXMIPS_EEPROM is not set CONFIG_IFXMIPS_GPIO_RST_BTN=y -# CONFIG_IFXMIPS_MEI is not set CONFIG_IFXMIPS_MII0=y # CONFIG_IFXMIPS_PROM_ASC0 is not set CONFIG_IFXMIPS_PROM_ASC1=y -# CONFIG_IFXMIPS_SSC is not set CONFIG_IFXMIPS_WDT=y CONFIG_INITRAMFS_SOURCE="" CONFIG_IRQ_CPU=y @@ -126,12 +125,12 @@ CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_PCI=y CONFIG_PCI_DOMAINS=y # CONFIG_PCSPKR_PLATFORM is not set +CONFIG_PHYLIB=y # CONFIG_PMC_MSP is not set # CONFIG_PMC_YOSEMITE is not set # CONFIG_PNX8550_JBS is not set # CONFIG_PNX8550_STB810 is not set # CONFIG_PROBE_INITRD_HEADER is not set -# CONFIG_PROM_EMU is not set CONFIG_SCHED_OMIT_FRAME_POINTER=y # CONFIG_SCSI_DMA is not set # CONFIG_SERIAL_8250 is not set @@ -150,6 +149,7 @@ CONFIG_SERIAL_IFXMIPS=y # CONFIG_SIBYTE_SWARM is not set # CONFIG_SLOW_WORK is not set CONFIG_SWAP_IO_SPACE=y +CONFIG_SWCONFIG=y CONFIG_SYS_HAS_CPU_MIPS32_R1=y CONFIG_SYS_HAS_CPU_MIPS32_R2=y CONFIG_SYS_HAS_EARLY_PRINTK=y diff --git a/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c b/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c deleted file mode 100644 index 3123d8218..000000000 --- a/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c +++ /dev/null @@ -1,196 +0,0 @@ -/* - * 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, MA 02111-1307, USA. - * - * Copyright (C) 2006 infineon - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - * - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/version.h> -#include <linux/types.h> -#include <linux/fs.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/uaccess.h> -#include <linux/unistd.h> -#include <linux/errno.h> -#include <linux/leds.h> -#include <linux/delay.h> - -#include <ifxmips.h> -#include <ifxmips_gpio.h> -#include <ifxmips_pmu.h> - -#define DRVNAME "ifxmips_led" - -/* might need to be changed depending on shift register used on the pcb */ -#if 1 -#define IFXMIPS_LED_CLK_EDGE IFXMIPS_LED_FALLING -#else -#define IFXMIPS_LED_CLK_EDGE IFXMIPS_LED_RISING -#endif - -#define IFXMIPS_LED_SPEED IFXMIPS_LED_8HZ - -#define IFXMIPS_LED_GPIO_PORT 0 - -#define IFXMIPS_MAX_LED 24 - -struct ifxmips_led { - struct led_classdev cdev; - u8 bit; -}; - -void ifxmips_led_set(unsigned int led) -{ - led &= 0xffffff; - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CPU0) | led, IFXMIPS_LED_CPU0); -} -EXPORT_SYMBOL(ifxmips_led_set); - -void ifxmips_led_clear(unsigned int led) -{ - led = ~(led & 0xffffff); - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CPU0) & led, IFXMIPS_LED_CPU0); -} -EXPORT_SYMBOL(ifxmips_led_clear); - -void ifxmips_led_blink_set(unsigned int led) -{ - led &= 0xffffff; - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) | led, IFXMIPS_LED_CON0); -} -EXPORT_SYMBOL(ifxmips_led_blink_set); - -void ifxmips_led_blink_clear(unsigned int led) -{ - led = ~(led & 0xffffff); - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) & led, IFXMIPS_LED_CON0); -} -EXPORT_SYMBOL(ifxmips_led_blink_clear); - -static void ifxmips_ledapi_set(struct led_classdev *led_cdev, - enum led_brightness value) -{ - struct ifxmips_led *led_dev = - container_of(led_cdev, struct ifxmips_led, cdev); - - if (value) - ifxmips_led_set(1 << led_dev->bit); - else - ifxmips_led_clear(1 << led_dev->bit); -} - -void ifxmips_led_setup_gpio(void) -{ - int i = 0; - - /* leds are controlled via a shift register - we need to setup pins SH,D,ST (4,5,6) to make it work */ - for (i = 4; i < 7; i++) { - ifxmips_port_set_altsel0(IFXMIPS_LED_GPIO_PORT, i); - ifxmips_port_clear_altsel1(IFXMIPS_LED_GPIO_PORT, i); - ifxmips_port_set_dir_out(IFXMIPS_LED_GPIO_PORT, i); - ifxmips_port_set_open_drain(IFXMIPS_LED_GPIO_PORT, i); - } -} - -static int ifxmips_led_probe(struct platform_device *dev) -{ - int i = 0; - - ifxmips_led_setup_gpio(); - - ifxmips_w32(0, IFXMIPS_LED_AR); - ifxmips_w32(0, IFXMIPS_LED_CPU0); - ifxmips_w32(0, IFXMIPS_LED_CPU1); - ifxmips_w32(LED_CON0_SWU, IFXMIPS_LED_CON0); - ifxmips_w32(0, IFXMIPS_LED_CON1); - - /* setup the clock edge that the shift register is triggered on */ - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) & ~IFXMIPS_LED_EDGE_MASK, - IFXMIPS_LED_CON0); - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) | IFXMIPS_LED_CLK_EDGE, - IFXMIPS_LED_CON0); - - /* per default leds 15-0 are set */ - ifxmips_w32(IFXMIPS_LED_GROUP1 | IFXMIPS_LED_GROUP0, IFXMIPS_LED_CON1); - - /* leds are update periodically by the FPID */ - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON1) & ~IFXMIPS_LED_UPD_MASK, - IFXMIPS_LED_CON1); - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON1) | IFXMIPS_LED_UPD_SRC_FPI, - IFXMIPS_LED_CON1); - - /* set led update speed */ - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON1) & ~IFXMIPS_LED_MASK, - IFXMIPS_LED_CON1); - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON1) | IFXMIPS_LED_SPEED, - IFXMIPS_LED_CON1); - - /* adsl 0 and 1 leds are updated by the arc */ - ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) | IFXMIPS_LED_ADSL_SRC, - IFXMIPS_LED_CON0); - - /* per default, the leds are turned on */ - ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_LED); - - for (i = 0; i < IFXMIPS_MAX_LED; i++) { - struct ifxmips_led *tmp = - kzalloc(sizeof(struct ifxmips_led), GFP_KERNEL); - tmp->cdev.brightness_set = ifxmips_ledapi_set; - tmp->cdev.name = kmalloc(sizeof("ifxmips:led:00"), GFP_KERNEL); - sprintf((char *)tmp->cdev.name, "ifxmips:led:%02d", i); - tmp->cdev.default_trigger = NULL; - tmp->bit = i; - led_classdev_register(&dev->dev, &tmp->cdev); - } - - return 0; -} - -static int ifxmips_led_remove(struct platform_device *pdev) -{ - return 0; -} - -static struct platform_driver ifxmips_led_driver = { - .probe = ifxmips_led_probe, - .remove = ifxmips_led_remove, - .driver = { - .name = DRVNAME, - .owner = THIS_MODULE, - }, -}; - -int __init ifxmips_led_init(void) -{ - int ret = platform_driver_register(&ifxmips_led_driver); - if (ret) - printk(KERN_INFO - "ifxmips_led: Error registering platfom driver!"); - - return ret; -} - -void __exit ifxmips_led_exit(void) -{ - platform_driver_unregister(&ifxmips_led_driver); -} - -module_init(ifxmips_led_init); -module_exit(ifxmips_led_exit); diff --git a/target/linux/ifxmips/files/drivers/mtd/maps/ifxmips.c b/target/linux/ifxmips/files/drivers/mtd/maps/ifxmips.c deleted file mode 100644 index ef256f90b..000000000 --- a/target/linux/ifxmips/files/drivers/mtd/maps/ifxmips.c +++ /dev/null @@ -1,277 +0,0 @@ -/* - * 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, MA 02111-1307 USA - * - * Copyright (C) 2004 Liu Peng Infineon IFAP DC COM CPE - * Copyright (C) 2008 John Crispin <blogic@openwrt.org> - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/io.h> -#include <linux/init.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/cfi.h> -#include <linux/magic.h> -#include <linux/platform_device.h> - -#include <ifxmips.h> -#include <ifxmips_prom.h> -#include <ifxmips_ebu.h> - -#ifndef CONFIG_MTD_PARTITIONS -#error Please enable CONFIG_MTD_PARTITIONS -#endif - -static struct map_info ifxmips_map = { - .name = "ifx-nor", - .bankwidth = 2, - .size = 0x400000, -}; - -static map_word ifxmips_read16(struct map_info *map, unsigned long adr) -{ - unsigned long flags; - map_word temp; - spin_lock_irqsave(&ebu_lock, flags); - adr ^= 2; - temp.x[0] = *((__u16 *)(map->virt + adr)); - spin_unlock_irqrestore(&ebu_lock, flags); - return temp; -} - -static void ifxmips_write16(struct map_info *map, map_word d, unsigned long adr) -{ - unsigned long flags; - spin_lock_irqsave(&ebu_lock, flags); - adr ^= 2; - *((__u16 *)(map->virt + adr)) = d.x[0]; - spin_unlock_irqrestore(&ebu_lock, flags); -} - -void ifxmips_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) -{ - unsigned char *p; - unsigned char *to_8; - unsigned long flags; - spin_lock_irqsave(&ebu_lock, flags); - from = (unsigned long)(from + map->virt); - p = (unsigned char *) from; - to_8 = (unsigned char *) to; - while (len--) - *to_8++ = *p++; - spin_unlock_irqrestore(&ebu_lock, flags); -} - -void ifxmips_copy_to(struct map_info *map, - unsigned long to, - const void *from, - ssize_t len) -{ - unsigned char *p = (unsigned char *)from; - unsigned char *to_8; - unsigned long flags; - spin_lock_irqsave(&ebu_lock, flags); - to += (unsigned long) map->virt; - to_8 = (unsigned char *)to; - while (len--) - *p++ = *to_8++; - spin_unlock_irqrestore(&ebu_lock, flags); -} - -static struct mtd_partition ifxmips_partitions[] = { - { - .name = "uboot", - .offset = 0x00000000, - .size = 0x00020000, - }, - { - .name = "uboot_env", - .offset = 0x00020000, - .size = 0x00010000, - }, - { - .name = "kernel", - .offset = 0x00030000, - .size = 0x0, - }, - { - .name = "rootfs", - .offset = 0x0, - .size = 0x0, - }, - { - .name = "board_config", - .offset = 0x0, - .size = 0x0, - }, -}; - -static struct mtd_partition ifxmips_meta_partition = { - .name = "linux", - .offset = 0x00030000, - .size = 0x0, -}; - -static const char *part_probe_types[] = { "cmdlinepart", NULL }; - -int find_uImage_size(unsigned long start_offset) -{ - unsigned long magic; - unsigned long temp; - ifxmips_copy_from(&ifxmips_map, &magic, start_offset, 4); - if (le32_to_cpu(magic) != 0x56190527) { - printk(KERN_INFO "ifxmips_mtd: invalid magic (0x%08X) of kernel at 0x%08lx \n", le32_to_cpu(magic), start_offset); - return 0; - } - ifxmips_copy_from(&ifxmips_map, &temp, start_offset + 12, 4); - printk(KERN_INFO "ifxmips_mtd: kernel size is %ld \n", temp + 0x40); - return temp + 0x40; -} - -int find_brn_block(unsigned long start_offset) -{ - unsigned char temp[9]; - ifxmips_copy_from(&ifxmips_map, &temp, start_offset, 8); - temp[8] = '\0'; - printk(KERN_INFO "data in brn block %s\n", temp); - if (memcmp(temp, "BRN-BOOT", 8) == 0) - return 1; - else - return 0; -} - -int detect_squashfs_partition(unsigned long start_offset) -{ - unsigned long temp; - ifxmips_copy_from(&ifxmips_map, &temp, start_offset, 4); - return le32_to_cpu(temp) == SQUASHFS_MAGIC; -} - -static int ifxmips_mtd_probe(struct platform_device *dev) -{ - struct mtd_info *ifxmips_mtd = NULL; - struct mtd_partition *parts = NULL; - unsigned long uimage_size; - int err, i; - int kernel_part = 2, rootfs_part = 3; - int num_parts = ARRAY_SIZE(ifxmips_partitions); - - ifxmips_w32(0x1d7ff, IFXMIPS_EBU_BUSCON0); - - ifxmips_map.read = ifxmips_read16; - ifxmips_map.write = ifxmips_write16; - ifxmips_map.copy_from = ifxmips_copy_from; - ifxmips_map.copy_to = ifxmips_copy_to; - ifxmips_map.phys = dev->resource->start; - ifxmips_map.size = dev->resource->end - ifxmips_map.phys + 1; - ifxmips_map.virt = ioremap_nocache(ifxmips_map.phys, ifxmips_map.size); - - if (!ifxmips_map.virt) { - printk(KERN_WARNING "ifxmips_mtd: failed to ioremap!\n"); - return -EIO; - } - - ifxmips_mtd = (struct mtd_info *) do_map_probe("cfi_probe", &ifxmips_map); - if (!ifxmips_mtd) { - iounmap(ifxmips_map.virt); - printk(KERN_WARNING "ifxmips_mtd: probing failed\n"); - return -ENXIO; - } - - ifxmips_mtd->owner = THIS_MODULE; - - err = parse_mtd_partitions(ifxmips_mtd, part_probe_types, &parts, 0); - if (err > 0) { - printk(KERN_INFO "ifxmips_mtd: found %d partitions from cmdline\n", err); - num_parts = err; - kernel_part = 0; - rootfs_part = 0; - for (i = 0; i < num_parts; i++) { - if (strcmp(parts[i].name, "kernel") == 0) - kernel_part = i; - if (strcmp(parts[i].name, "rootfs") == 0) - rootfs_part = i; - } - } else { - parts = &ifxmips_partitions[0]; - } - - /* dynamic size detection only if rootfs-part follows kernel-part */ - if (kernel_part+1 == rootfs_part) { - uimage_size = find_uImage_size(parts[kernel_part].offset); - - if (detect_squashfs_partition(parts[kernel_part].offset + uimage_size)) { - printk(KERN_INFO "ifxmips_mtd: found a squashfs following the uImage\n"); - } else { - uimage_size &= ~0xffff; - uimage_size += 0x10000; - } - - parts[kernel_part].size = uimage_size; - parts[rootfs_part].offset = parts[kernel_part].offset + parts[kernel_part].size; - parts[rootfs_part].size = ((ifxmips_mtd->size >> 20) * 1024 * 1024) - parts[rootfs_part].offset; - - ifxmips_meta_partition.offset = parts[kernel_part].offset; - ifxmips_meta_partition.size = parts[kernel_part].size + parts[rootfs_part].size; - } - - if (err <= 0) { - if (ifxmips_has_brn_block()) { - parts[3].size -= ifxmips_mtd->erasesize; - parts[4].offset = ifxmips_mtd->size - ifxmips_mtd->erasesize; - parts[4].size = ifxmips_mtd->erasesize; - } else { - num_parts--; - } - } - - add_mtd_partitions(ifxmips_mtd, parts, num_parts); - add_mtd_partitions(ifxmips_mtd, &ifxmips_meta_partition, 1); - - printk(KERN_INFO "ifxmips_mtd: added %s flash with %dMB\n", - ifxmips_map.name, ((int)ifxmips_mtd->size) >> 20); - return 0; -} - -static struct platform_driver ifxmips_mtd_driver = { - .probe = ifxmips_mtd_probe, - .driver = { - .name = "ifxmips_mtd", - .owner = THIS_MODULE, - }, -}; - -int __init init_ifxmips_mtd(void) -{ - int ret = platform_driver_register(&ifxmips_mtd_driver); - if (ret) - printk(KERN_INFO "ifxmips_mtd: error registering platfom driver!"); - return ret; -} - -static void __exit cleanup_ifxmips_mtd(void) -{ - platform_driver_unregister(&ifxmips_mtd_driver); -} - -module_init(init_ifxmips_mtd); -module_exit(cleanup_ifxmips_mtd); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); -MODULE_DESCRIPTION("MTD map driver for IFXMIPS boards"); diff --git a/target/linux/ifxmips/files/drivers/net/ifxmips_mii0.c b/target/linux/ifxmips/files/drivers/net/ifxmips_mii0.c deleted file mode 100644 index 9af0e385a..000000000 --- a/target/linux/ifxmips/files/drivers/net/ifxmips_mii0.c +++ /dev/null @@ -1,389 +0,0 @@ -/* - * 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, MA 02111-1307, USA. - * - * Copyright (C) 2005 Wu Qi Ming <Qi-Ming.Wu@infineon.com> - * Copyright (C) 2008 John Crispin <blogic@openwrt.org> - */ - -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/errno.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/uaccess.h> -#include <linux/in.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/ip.h> -#include <linux/tcp.h> -#include <linux/skbuff.h> -#include <linux/mm.h> -#include <linux/platform_device.h> -#include <linux/ethtool.h> -#include <linux/init.h> -#include <linux/delay.h> - -#include <asm/checksum.h> - -#include <ifxmips.h> -#include <ifxmips_dma.h> -#include <ifxmips_pmu.h> - -struct ifxmips_mii_priv { - struct net_device_stats stats; - struct dma_device_info *dma_device; - struct sk_buff *skb; -}; - -static struct net_device *ifxmips_mii0_dev; -static unsigned char mac_addr[MAX_ADDR_LEN]; - -void ifxmips_write_mdio(u32 phy_addr, u32 phy_reg, u16 phy_data) -{ - u32 val = MDIO_ACC_REQUEST | - ((phy_addr & MDIO_ACC_ADDR_MASK) << MDIO_ACC_ADDR_OFFSET) | - ((phy_reg & MDIO_ACC_REG_MASK) << MDIO_ACC_REG_OFFSET) | - phy_data; - - while (ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST) - ; - ifxmips_w32(val, IFXMIPS_PPE32_MDIO_ACC); -} -EXPORT_SYMBOL(ifxmips_write_mdio); - -unsigned short ifxmips_read_mdio(u32 phy_addr, u32 phy_reg) -{ - u32 val = MDIO_ACC_REQUEST | MDIO_ACC_READ | - ((phy_addr & MDIO_ACC_ADDR_MASK) << MDIO_ACC_ADDR_OFFSET) | - ((phy_reg & MDIO_ACC_REG_MASK) << MDIO_ACC_REG_OFFSET); - - while (ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST) - ; - ifxmips_w32(val, IFXMIPS_PPE32_MDIO_ACC); - while (ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST) - ; - val = ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_VAL_MASK; - return val; -} -EXPORT_SYMBOL(ifxmips_read_mdio); - -int ifxmips_ifxmips_mii_open(struct net_device *dev) -{ - struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); - struct dma_device_info *dma_dev = priv->dma_device; - int i; - - for (i = 0; i < dma_dev->max_rx_chan_num; i++) { - if ((dma_dev->rx_chan[i])->control == IFXMIPS_DMA_CH_ON) - (dma_dev->rx_chan[i])->open(dma_dev->rx_chan[i]); - } - netif_start_queue(dev); - return 0; -} - -int ifxmips_mii_release(struct net_device *dev) -{ - struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); - struct dma_device_info *dma_dev = priv->dma_device; - int i; - - for (i = 0; i < dma_dev->max_rx_chan_num; i++) - dma_dev->rx_chan[i]->close(dma_dev->rx_chan[i]); - netif_stop_queue(dev); - return 0; -} - -int ifxmips_mii_hw_receive(struct net_device *dev, struct dma_device_info *dma_dev) -{ - struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); - unsigned char *buf = NULL; - struct sk_buff *skb = NULL; - int len = 0; - - len = dma_device_read(dma_dev, &buf, (void **)&skb); - - if (len >= ETHERNET_PACKET_DMA_BUFFER_SIZE) { - printk(KERN_INFO "ifxmips_mii0: packet too large %d\n", len); - goto ifxmips_mii_hw_receive_err_exit; - } - - /* remove CRC */ - len -= 4; - if (skb == NULL) { - printk(KERN_INFO "ifxmips_mii0: cannot restore pointer\n"); - goto ifxmips_mii_hw_receive_err_exit; - } - - if (len > (skb->end - skb->tail)) { - printk(KERN_INFO "ifxmips_mii0: BUG, len:%d end:%p tail:%p\n", - (len+4), skb->end, skb->tail); - goto ifxmips_mii_hw_receive_err_exit; - } - - skb_put(skb, len); - skb->dev = dev; - skb->protocol = eth_type_trans(skb, dev); - netif_rx(skb); - - priv->stats.rx_packets++; - priv->stats.rx_bytes += len; - return 0; - -ifxmips_mii_hw_receive_err_exit: - if (len == 0) { - if (skb) - dev_kfree_skb_any(skb); - priv->stats.rx_errors++; - priv->stats.rx_dropped++; - return -EIO; - } else { - return len; - } -} - -int ifxmips_mii_hw_tx(char *buf, int len, struct net_device *dev) -{ - int ret = 0; - struct ifxmips_mii_priv *priv = netdev_priv(dev); - struct dma_device_info *dma_dev = priv->dma_device; - ret = dma_device_write(dma_dev, buf, len, priv->skb); - return ret; -} - -int ifxmips_mii_tx(struct sk_buff *skb, struct net_device *dev) -{ - int len; - char *data; - struct ifxmips_mii_priv *priv = netdev_priv(dev); - struct dma_device_info *dma_dev = priv->dma_device; - - len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len; - data = skb->data; - priv->skb = skb; - dev->trans_start = jiffies; - /* TODO: we got more than 1 dma channel, - so we should do something intelligent here to select one */ - dma_dev->current_tx_chan = 0; - - wmb(); - - if (ifxmips_mii_hw_tx(data, len, dev) != len) { - dev_kfree_skb_any(skb); - priv->stats.tx_errors++; - priv->stats.tx_dropped++; - } else { - priv->stats.tx_packets++; - priv->stats.tx_bytes += len; - } - - return 0; -} - -void ifxmips_mii_tx_timeout(struct net_device *dev) -{ - int i; - struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); - - priv->stats.tx_errors++; - for (i = 0; i < priv->dma_device->max_tx_chan_num; i++) - priv->dma_device->tx_chan[i]->disable_irq(priv->dma_device->tx_chan[i]); - netif_wake_queue(dev); - return; -} - -int dma_intr_handler(struct dma_device_info *dma_dev, int status) -{ - int i; - - switch (status) { - case RCV_INT: - ifxmips_mii_hw_receive(ifxmips_mii0_dev, dma_dev); - break; - - case TX_BUF_FULL_INT: - printk(KERN_INFO "ifxmips_mii0: tx buffer full\n"); - netif_stop_queue(ifxmips_mii0_dev); - for (i = 0; i < dma_dev->max_tx_chan_num; i++) { - if ((dma_dev->tx_chan[i])->control == IFXMIPS_DMA_CH_ON) - dma_dev->tx_chan[i]->enable_irq(dma_dev->tx_chan[i]); - } - break; - - case TRANSMIT_CPT_INT: - for (i = 0; i < dma_dev->max_tx_chan_num; i++) - dma_dev->tx_chan[i]->disable_irq(dma_dev->tx_chan[i]); - - netif_wake_queue(ifxmips_mii0_dev); - break; - } - - return 0; -} - -unsigned char *ifxmips_etop_dma_buffer_alloc(int len, int *byte_offset, void **opt) -{ - unsigned char *buffer = NULL; - struct sk_buff *skb = NULL; - - skb = dev_alloc_skb(ETHERNET_PACKET_DMA_BUFFER_SIZE); - if (skb == NULL) - return NULL; - - buffer = (unsigned char *)(skb->data); - skb_reserve(skb, 2); - *(int *)opt = (int)skb; - *byte_offset = 2; - - return buffer; -} - -void ifxmips_etop_dma_buffer_free(unsigned char *dataptr, void *opt) -{ - struct sk_buff *skb = NULL; - - if (opt == NULL) { - kfree(dataptr); - } else { - skb = (struct sk_buff *)opt; - dev_kfree_skb_any(skb); - } -} - -static struct net_device_stats *ifxmips_get_stats(struct net_device *dev) -{ - return &((struct ifxmips_mii_priv *)netdev_priv(dev))->stats; -} - -static int ifxmips_mii_dev_init(struct net_device *dev) -{ - int i; - struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); - ether_setup(dev); - printk(KERN_INFO "ifxmips_mii0: %s is up\n", dev->name); - dev->open = ifxmips_ifxmips_mii_open; - dev->stop = ifxmips_mii_release; - dev->hard_start_xmit = ifxmips_mii_tx; - dev->get_stats = ifxmips_get_stats; - dev->tx_timeout = ifxmips_mii_tx_timeout; - dev->watchdog_timeo = 10 * HZ; - memset(priv, 0, sizeof(struct ifxmips_mii_priv)); - priv->dma_device = dma_device_reserve("PPE"); - if (!priv->dma_device) { - BUG(); - return -ENODEV; - } - priv->dma_device->buffer_alloc = &ifxmips_etop_dma_buffer_alloc; - priv->dma_device->buffer_free = &ifxmips_etop_dma_buffer_free; - priv->dma_device->intr_handler = &dma_intr_handler; - priv->dma_device->max_rx_chan_num = 4; - - for (i = 0; i < priv->dma_device->max_rx_chan_num; i++) { - priv->dma_device->rx_chan[i]->packet_size = ETHERNET_PACKET_DMA_BUFFER_SIZE; - priv->dma_device->rx_chan[i]->control = IFXMIPS_DMA_CH_ON; - } - - for (i = 0; i < priv->dma_device->max_tx_chan_num; i++) - if (i == 0) - priv->dma_device->tx_chan[i]->control = IFXMIPS_DMA_CH_ON; - else - priv->dma_device->tx_chan[i]->control = IFXMIPS_DMA_CH_OFF; - - dma_device_register(priv->dma_device); - - printk(KERN_INFO "ifxmips_mii0: using mac="); - for (i = 0; i < 6; i++) { - dev->dev_addr[i] = mac_addr[i]; - printk("%02X%c", dev->dev_addr[i], (i == 5) ? ('\n') : (':')); - } - return 0; -} - -static void ifxmips_mii_chip_init(int mode) -{ - ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_DMA); - ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_PPE); - - if (mode == REV_MII_MODE) - ifxmips_w32_mask(PPE32_MII_MASK, PPE32_MII_REVERSE, IFXMIPS_PPE32_CFG); - else if (mode == MII_MODE) - ifxmips_w32_mask(PPE32_MII_MASK, PPE32_MII_NORMAL, IFXMIPS_PPE32_CFG); - ifxmips_w32(PPE32_PLEN_UNDER | PPE32_PLEN_OVER, IFXMIPS_PPE32_IG_PLEN_CTRL); - ifxmips_w32(PPE32_CGEN, IFXMIPS_PPE32_ENET_MAC_CFG); - wmb(); -} - -static int ifxmips_mii_probe(struct platform_device *dev) -{ - int result = 0; - unsigned char *mac = (unsigned char *)dev->dev.platform_data; - ifxmips_mii0_dev = alloc_etherdev(sizeof(struct ifxmips_mii_priv)); - ifxmips_mii0_dev->init = ifxmips_mii_dev_init; - memcpy(mac_addr, mac, 6); - strcpy(ifxmips_mii0_dev->name, "eth%d"); - ifxmips_mii_chip_init(REV_MII_MODE); - result = register_netdev(ifxmips_mii0_dev); - if (result) { - printk(KERN_INFO "ifxmips_mii0: error %i registering device \"%s\"\n", result, ifxmips_mii0_dev->name); - goto out; - } - - printk(KERN_INFO "ifxmips_mii0: driver loaded!\n"); - -out: - return result; -} - -static int ifxmips_mii_remove(struct platform_device *dev) -{ - struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(ifxmips_mii0_dev); - - printk(KERN_INFO "ifxmips_mii0: ifxmips_mii0 cleanup\n"); - - dma_device_unregister(priv->dma_device); - dma_device_release(priv->dma_device); - kfree(priv->dma_device); - unregister_netdev(ifxmips_mii0_dev); - return 0; -} - -static struct platform_driver ifxmips_mii_driver = { - .probe = ifxmips_mii_probe, - .remove = ifxmips_mii_remove, - .driver = { - .name = "ifxmips_mii0", - .owner = THIS_MODULE, - }, -}; - -int __init ifxmips_mii_init(void) -{ - int ret = platform_driver_register(&ifxmips_mii_driver); - if (ret) - printk(KERN_INFO "ifxmips_mii0: Error registering platfom driver!"); - return ret; -} - -static void __exit ifxmips_mii_cleanup(void) -{ - platform_driver_unregister(&ifxmips_mii_driver); -} - -module_init(ifxmips_mii_init); -module_exit(ifxmips_mii_cleanup); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); -MODULE_DESCRIPTION("ethernet driver for IFXMIPS boards"); - diff --git a/target/linux/ifxmips/files/drivers/serial/ifxmips_asc.c b/target/linux/ifxmips/files/drivers/serial/ifxmips_asc.c deleted file mode 100644 index 55bf41ada..000000000 --- a/target/linux/ifxmips/files/drivers/serial/ifxmips_asc.c +++ /dev/null @@ -1,561 +0,0 @@ -/* - * Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o. - * - * 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, MA 02111-1307 USA - * - * Copyright (C) 2004 Infineon IFAP DC COM CPE - * Copyright (C) 2007 Felix Fietkau <nbd@openwrt.org> - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ - -#include <linux/module.h> -#include <linux/errno.h> -#include <linux/signal.h> -#include <linux/sched.h> -#include <linux/interrupt.h> -#include <linux/tty.h> -#include <linux/tty_flip.h> -#include <linux/major.h> -#include <linux/string.h> -#include <linux/fcntl.h> -#include <linux/ptrace.h> -#include <linux/ioport.h> -#include <linux/mm.h> -#include <linux/slab.h> -#include <linux/init.h> -#include <linux/circ_buf.h> -#include <linux/serial.h> -#include <linux/serial_core.h> -#include <linux/console.h> -#include <linux/sysrq.h> -#include <linux/irq.h> -#include <linux/platform_device.h> -#include <linux/io.h> -#include <linux/uaccess.h> -#include <linux/bitops.h> - -#include <asm/system.h> - -#include <ifxmips.h> -#include <ifxmips_irq.h> - -#define PORT_IFXMIPSASC 111 - -#include <linux/serial_core.h> - -#define UART_DUMMY_UER_RX 1 - -static void ifxmipsasc_tx_chars(struct uart_port *port); -extern void prom_printf(const char *fmt, ...); -static struct uart_port ifxmipsasc_port[2]; -static struct uart_driver ifxmipsasc_reg; -extern unsigned int ifxmips_get_fpi_hz(void); - -static void ifxmipsasc_stop_tx(struct uart_port *port) -{ - return; -} - -static void ifxmipsasc_start_tx(struct uart_port *port) -{ - unsigned long flags; - local_irq_save(flags); - ifxmipsasc_tx_chars(port); - local_irq_restore(flags); - return; -} - -static void ifxmipsasc_stop_rx(struct uart_port *port) -{ - ifxmips_w32(ASCWHBSTATE_CLRREN, port->membase + IFXMIPS_ASC_WHBSTATE); -} - -static void ifxmipsasc_enable_ms(struct uart_port *port) -{ -} - -#include <linux/version.h> - -static void ifxmipsasc_rx_chars(struct uart_port *port) -{ -#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 26)) - struct tty_struct *tty = port->info->port.tty; -#else - struct tty_struct *tty = port->info->tty; -#endif - unsigned int ch = 0, rsr = 0, fifocnt; - - fifocnt = ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_RXFFLMASK; - while (fifocnt--) { - u8 flag = TTY_NORMAL; - ch = ifxmips_r32(port->membase + IFXMIPS_ASC_RBUF); - rsr = (ifxmips_r32(port->membase + IFXMIPS_ASC_STATE) & ASCSTATE_ANY) | UART_DUMMY_UER_RX; - tty_flip_buffer_push(tty); - port->icount.rx++; - - /* - * Note that the error handling code is - * out of the main execution path - */ - if (rsr & ASCSTATE_ANY) { - if (rsr & ASCSTATE_PE) { - port->icount.parity++; - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRPE, port->membase + IFXMIPS_ASC_WHBSTATE); - } else if (rsr & ASCSTATE_FE) { - port->icount.frame++; - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRFE, port->membase + IFXMIPS_ASC_WHBSTATE); - } - if (rsr & ASCSTATE_ROE) { - port->icount.overrun++; - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRROE, port->membase + IFXMIPS_ASC_WHBSTATE); - } - - rsr &= port->read_status_mask; - - if (rsr & ASCSTATE_PE) - flag = TTY_PARITY; - else if (rsr & ASCSTATE_FE) - flag = TTY_FRAME; - } - - if ((rsr & port->ignore_status_mask) == 0) - tty_insert_flip_char(tty, ch, flag); - - if (rsr & ASCSTATE_ROE) - /* - * Overrun is special, since it's reported - * immediately, and doesn't affect the current - * character - */ - tty_insert_flip_char(tty, 0, TTY_OVERRUN); - } - if (ch != 0) - tty_flip_buffer_push(tty); - return; -} - - -static void ifxmipsasc_tx_chars(struct uart_port *port) -{ - struct circ_buf *xmit = &port->info->xmit; - if (uart_tx_stopped(port)) { - ifxmipsasc_stop_tx(port); - return; - } - - while (((ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK) - >> ASCFSTAT_TXFFLOFF) != TXFIFO_FULL) { - if (port->x_char) { - ifxmips_w32(port->x_char, port->membase + IFXMIPS_ASC_TBUF); - port->icount.tx++; - port->x_char = 0; - continue; - } - - if (uart_circ_empty(xmit)) - break; - - ifxmips_w32(port->info->xmit.buf[port->info->xmit.tail], port->membase + IFXMIPS_ASC_TBUF); - xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); - port->icount.tx++; - } - - if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) - uart_write_wakeup(port); -} - -static irqreturn_t ifxmipsasc_tx_int(int irq, void *_port) -{ - struct uart_port *port = (struct uart_port *)_port; - ifxmips_w32(ASC_IRNCR_TIR, port->membase + IFXMIPS_ASC_IRNCR); - ifxmipsasc_start_tx(port); - ifxmips_mask_and_ack_irq(irq); - return IRQ_HANDLED; -} - -static irqreturn_t ifxmipsasc_er_int(int irq, void *_port) -{ - struct uart_port *port = (struct uart_port *)_port; - /* clear any pending interrupts */ - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRPE | - ASCWHBSTATE_CLRFE | ASCWHBSTATE_CLRROE, port->membase + IFXMIPS_ASC_WHBSTATE); - return IRQ_HANDLED; -} - -static irqreturn_t ifxmipsasc_rx_int(int irq, void *_port) -{ - struct uart_port *port = (struct uart_port *)_port; - ifxmips_w32(ASC_IRNCR_RIR, port->membase + IFXMIPS_ASC_IRNCR); - ifxmipsasc_rx_chars((struct uart_port *)port); - ifxmips_mask_and_ack_irq(irq); - return IRQ_HANDLED; -} - -static unsigned int ifxmipsasc_tx_empty(struct uart_port *port) -{ - int status; - status = ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK; - return status ? 0 : TIOCSER_TEMT; -} - -static unsigned int ifxmipsasc_get_mctrl(struct uart_port *port) -{ - return TIOCM_CTS | TIOCM_CAR | TIOCM_DSR; -} - -static void ifxmipsasc_set_mctrl(struct uart_port *port, u_int mctrl) -{ -} - -static void ifxmipsasc_break_ctl(struct uart_port *port, int break_state) -{ -} - -static int ifxmipsasc_startup(struct uart_port *port) -{ - unsigned long flags; - int retval; - - port->uartclk = ifxmips_get_fpi_hz(); - - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CLC) & ~IFXMIPS_ASC_CLC_DISS, port->membase + IFXMIPS_ASC_CLC); - ifxmips_w32(((ifxmips_r32(port->membase + IFXMIPS_ASC_CLC) & ~ASCCLC_RMCMASK)) | (1 << ASCCLC_RMCOFFSET), port->membase + IFXMIPS_ASC_CLC); - ifxmips_w32(0, port->membase + IFXMIPS_ASC_PISEL); - ifxmips_w32(((TXFIFO_FL << ASCTXFCON_TXFITLOFF) & ASCTXFCON_TXFITLMASK) | ASCTXFCON_TXFEN | ASCTXFCON_TXFFLU, port->membase + IFXMIPS_ASC_TXFCON); - ifxmips_w32(((RXFIFO_FL << ASCRXFCON_RXFITLOFF) & ASCRXFCON_RXFITLMASK) | ASCRXFCON_RXFEN | ASCRXFCON_RXFFLU, port->membase + IFXMIPS_ASC_RXFCON); - wmb(); - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) | ASCCON_M_8ASYNC | ASCCON_FEN | ASCCON_TOEN | ASCCON_ROEN, port->membase + IFXMIPS_ASC_CON); - - local_irq_save(flags); - - retval = request_irq(port->irq, ifxmipsasc_tx_int, IRQF_DISABLED, "asc_tx", port); - if (retval) { - printk(KERN_ERR "failed to request ifxmipsasc_tx_int\n"); - return retval; - } - - retval = request_irq(port->irq + 2, ifxmipsasc_rx_int, IRQF_DISABLED, "asc_rx", port); - if (retval) { - printk(KERN_ERR "failed to request ifxmipsasc_rx_int\n"); - goto err1; - } - - retval = request_irq(port->irq + 3, ifxmipsasc_er_int, IRQF_DISABLED, "asc_er", port); - if (retval) { - printk(KERN_ERR "failed to request ifxmipsasc_er_int\n"); - goto err2; - } - - ifxmips_w32(ASC_IRNREN_RX_BUF | ASC_IRNREN_TX_BUF | ASC_IRNREN_ERR | ASC_IRNREN_TX, port->membase + IFXMIPS_ASC_IRNREN); - - local_irq_restore(flags); - return 0; - -err2: - free_irq(port->irq + 2, port); -err1: - free_irq(port->irq, port); - local_irq_restore(flags); - return retval; -} - -static void ifxmipsasc_shutdown(struct uart_port *port) -{ - free_irq(port->irq, port); - free_irq(port->irq + 2, port); - free_irq(port->irq + 3, port); - - ifxmips_w32(0, port->membase + IFXMIPS_ASC_CON); - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_RXFCON) | ASCRXFCON_RXFFLU, port->membase + IFXMIPS_ASC_RXFCON); - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_RXFCON) & ~ASCRXFCON_RXFEN, port->membase + IFXMIPS_ASC_RXFCON); - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_TXFCON) | ASCTXFCON_TXFFLU, port->membase + IFXMIPS_ASC_TXFCON); - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_TXFCON) & ~ASCTXFCON_TXFEN, port->membase + IFXMIPS_ASC_TXFCON); -} - -static void ifxmipsasc_set_termios(struct uart_port *port, struct ktermios *new, struct ktermios *old) -{ - unsigned int cflag; - unsigned int iflag; - unsigned int quot; - unsigned int baud; - unsigned int con = 0; - unsigned long flags; - - cflag = new->c_cflag; - iflag = new->c_iflag; - - switch (cflag & CSIZE) { - case CS7: - con = ASCCON_M_7ASYNC; - break; - - case CS5: - case CS6: - default: - con = ASCCON_M_8ASYNC; - break; - } - - if (cflag & CSTOPB) - con |= ASCCON_STP; - - if (cflag & PARENB) { - if (!(cflag & PARODD)) - con &= ~ASCCON_ODD; - else - con |= ASCCON_ODD; - } - - port->read_status_mask = ASCSTATE_ROE; - if (iflag & INPCK) - port->read_status_mask |= ASCSTATE_FE | ASCSTATE_PE; - - port->ignore_status_mask = 0; - if (iflag & IGNPAR) - port->ignore_status_mask |= ASCSTATE_FE | ASCSTATE_PE; - - if (iflag & IGNBRK) { - /* - * If we're ignoring parity and break indicators, - * ignore overruns too (for real raw support). - */ - if (iflag & IGNPAR) - port->ignore_status_mask |= ASCSTATE_ROE; - } - - if ((cflag & CREAD) == 0) - port->ignore_status_mask |= UART_DUMMY_UER_RX; - - /* set error signals - framing, parity and overrun, enable receiver */ - con |= ASCCON_FEN | ASCCON_TOEN | ASCCON_ROEN; - - local_irq_save(flags); - - /* set up CON */ - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) | con, port->membase + IFXMIPS_ASC_CON); - - /* Set baud rate - take a divider of 2 into account */ - baud = uart_get_baud_rate(port, new, old, 0, port->uartclk / 16); - quot = uart_get_divisor(port, baud); - quot = quot / 2 - 1; - - /* disable the baudrate generator */ - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) & ~ASCCON_R, port->membase + IFXMIPS_ASC_CON); - - /* make sure the fractional divider is off */ - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) & ~ASCCON_FDE, port->membase + IFXMIPS_ASC_CON); - - /* set up to use divisor of 2 */ - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) & ~ASCCON_BRS, port->membase + IFXMIPS_ASC_CON); - - /* now we can write the new baudrate into the register */ - ifxmips_w32(quot, port->membase + IFXMIPS_ASC_BG); - - /* turn the baudrate generator back on */ - ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) | ASCCON_R, port->membase + IFXMIPS_ASC_CON); - - /* enable rx */ - ifxmips_w32(ASCWHBSTATE_SETREN, port->membase + IFXMIPS_ASC_WHBSTATE); - - local_irq_restore(flags); -} - -static const char *ifxmipsasc_type(struct uart_port *port) -{ - if (port->type == PORT_IFXMIPSASC) { - if (port->membase == (void *)IFXMIPS_ASC_BASE_ADDR) - return "asc0"; - else - return "asc1"; - } else { - return NULL; - } -} - -static void ifxmipsasc_release_port(struct uart_port *port) -{ -} - -static int ifxmipsasc_request_port(struct uart_port *port) -{ - return 0; -} - -static void ifxmipsasc_config_port(struct uart_port *port, int flags) -{ - if (flags & UART_CONFIG_TYPE) { - port->type = PORT_IFXMIPSASC; - ifxmipsasc_request_port(port); - } -} - -static int ifxmipsasc_verify_port(struct uart_port *port, struct serial_struct *ser) -{ - int ret = 0; - if (ser->type != PORT_UNKNOWN && ser->type != PORT_IFXMIPSASC) - ret = -EINVAL; - if (ser->irq < 0 || ser->irq >= NR_IRQS) - ret = -EINVAL; - if (ser->baud_base < 9600) - ret = -EINVAL; - return ret; -} - -static struct uart_ops ifxmipsasc_pops = { - .tx_empty = ifxmipsasc_tx_empty, - .set_mctrl = ifxmipsasc_set_mctrl, - .get_mctrl = ifxmipsasc_get_mctrl, - .stop_tx = ifxmipsasc_stop_tx, - .start_tx = ifxmipsasc_start_tx, - .stop_rx = ifxmipsasc_stop_rx, - .enable_ms = ifxmipsasc_enable_ms, - .break_ctl = ifxmipsasc_break_ctl, - .startup = ifxmipsasc_startup, - .shutdown = ifxmipsasc_shutdown, - .set_termios = ifxmipsasc_set_termios, - .type = ifxmipsasc_type, - .release_port = ifxmipsasc_release_port, - .request_port = ifxmipsasc_request_port, - .config_port = ifxmipsasc_config_port, - .verify_port = ifxmipsasc_verify_port, -}; - -static struct uart_port ifxmipsasc_port[2] = { - { - .membase = (void *)IFXMIPS_ASC_BASE_ADDR, - .mapbase = IFXMIPS_ASC_BASE_ADDR, - .iotype = SERIAL_IO_MEM, - .irq = IFXMIPSASC_TIR(0), - .uartclk = 0, - .fifosize = 16, - .type = PORT_IFXMIPSASC, - .ops = &ifxmipsasc_pops, - .flags = ASYNC_BOOT_AUTOCONF, - .line = 0 - }, { - .membase = (void *)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF), - .mapbase = IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF, - .iotype = SERIAL_IO_MEM, - .irq = IFXMIPSASC_TIR(1), - .uartclk = 0, - .fifosize = 16, - .type = PORT_IFXMIPSASC, - .ops = &ifxmipsasc_pops, - .flags = ASYNC_BOOT_AUTOCONF, - .line = 1 - } -}; - -static void ifxmipsasc_console_write(struct console *co, const char *s, u_int count) -{ - int port = co->index; - int i, fifocnt; - unsigned long flags; - local_irq_save(flags); - for (i = 0; i < count; i++) { - do { - fifocnt = (ifxmips_r32((u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_FSTAT)) & ASCFSTAT_TXFFLMASK) - >> ASCFSTAT_TXFFLOFF; - } while (fifocnt == TXFIFO_FULL); - - if (s[i] == '\0') - break; - - if (s[i] == '\n') { - ifxmips_w32('\r', (u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_TBUF)); - do { - fifocnt = (ifxmips_r32((u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_FSTAT)) & ASCFSTAT_TXFFLMASK) - >> ASCFSTAT_TXFFLOFF; - } while (fifocnt == TXFIFO_FULL); - } - ifxmips_w32(s[i], (u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_TBUF)); - } - - local_irq_restore(flags); -} - -static int __init ifxmipsasc_console_setup(struct console *co, char *options) -{ - int port = co->index; - int baud = 115200; - int bits = 8; - int parity = 'n'; - int flow = 'n'; - ifxmipsasc_port[port].uartclk = ifxmips_get_fpi_hz(); - ifxmipsasc_port[port].type = PORT_IFXMIPSASC; - if (options) - uart_parse_options(options, &baud, &parity, &bits, &flow); - return uart_set_options(&ifxmipsasc_port[port], co, baud, parity, bits, flow); -} - -static struct console ifxmipsasc_console[2] = -{ - { - .name = "ttyS", - .write = ifxmipsasc_console_write, - .device = uart_console_device, - .setup = ifxmipsasc_console_setup, - .flags = CON_PRINTBUFFER, - .index = 0, - .data = &ifxmipsasc_reg, - }, { - .name = "ttyS", - .write = ifxmipsasc_console_write, - .device = uart_console_device, - .setup = ifxmipsasc_console_setup, - .flags = CON_PRINTBUFFER, - .index = 1, - .data = &ifxmipsasc_reg, - } -}; - -static int __init ifxmipsasc_console_init(void) -{ - register_console(&ifxmipsasc_console[0]); - register_console(&ifxmipsasc_console[1]); - return 0; -} -console_initcall(ifxmipsasc_console_init); - -static struct uart_driver ifxmipsasc_reg = { - .owner = THIS_MODULE, - .driver_name = "serial", - .dev_name = "ttyS", - .major = TTY_MAJOR, - .minor = 64, - .nr = 2, - .cons = &ifxmipsasc_console[1], -}; - -int __init ifxmipsasc_init(void) -{ - int ret; - uart_register_driver(&ifxmipsasc_reg); - ret = uart_add_one_port(&ifxmipsasc_reg, &ifxmipsasc_port[0]); - ret = uart_add_one_port(&ifxmipsasc_reg, &ifxmipsasc_port[1]); - return 0; -} - -void __exit ifxmipsasc_exit(void) -{ - uart_unregister_driver(&ifxmipsasc_reg); -} - -module_init(ifxmipsasc_init); -module_exit(ifxmipsasc_exit); - -MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); -MODULE_DESCRIPTION("MIPS IFXMips serial port driver"); -MODULE_LICENSE("GPL"); diff --git a/target/linux/ifxmips/files/drivers/watchdog/ifxmips_wdt.c b/target/linux/ifxmips/files/drivers/watchdog/ifxmips_wdt.c deleted file mode 100644 index b06307cb7..000000000 --- a/target/linux/ifxmips/files/drivers/watchdog/ifxmips_wdt.c +++ /dev/null @@ -1,195 +0,0 @@ -/* - * 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, MA 02111-1307 USA - * - * Copyright (C) 2008 John Crispin <blogic@openwrt.org> - * Based on EP93xx wdt driver - */ - -#include <linux/module.h> -#include <linux/fs.h> -#include <linux/miscdevice.h> -#include <linux/miscdevice.h> -#include <linux/watchdog.h> -#include <linux/platform_device.h> -#include <linux/uaccess.h> - -#include <ifxmips.h> -#include <ifxmips_cgu.h> - -#define IFXMIPS_WDT_PW1 0x00BE0000 -#define IFXMIPS_WDT_PW2 0x00DC0000 - -#ifndef CONFIG_WATCHDOG_NOWAYOUT -static int wdt_ok_to_close; -#endif - -static int wdt_timeout = 30; - -int ifxmips_wdt_enable(unsigned int timeout) -{ - u32 fpi; - fpi = cgu_get_io_region_clock(); - ifxmips_w32(IFXMIPS_WDT_PW1, IFXMIPS_BIU_WDT_CR); - ifxmips_w32(IFXMIPS_WDT_PW2 | - (0x3 << 26) | /* PWL */ - (0x3 << 24) | /* CLKDIV */ - (0x1 << 31) | /* enable */ - ((timeout * (fpi / 0x40000)) + 0x1000), /* reload */ - IFXMIPS_BIU_WDT_CR); - return 0; -} - -void ifxmips_wdt_disable(void) -{ -#ifndef CONFIG_WATCHDOG_NOWAYOUT - wdt_ok_to_close = 0; -#endif - ifxmips_w32(IFXMIPS_WDT_PW1, IFXMIPS_BIU_WDT_CR); - ifxmips_w32(IFXMIPS_WDT_PW2, IFXMIPS_BIU_WDT_CR); -} - -static ssize_t ifxmips_wdt_write(struct file *file, const char __user *data, - size_t len, loff_t *ppos) -{ - size_t i; - - if (!len) - return 0; - -#ifndef CONFIG_WATCHDOG_NOWAYOUT - for (i = 0; i != len; i++) { - char c; - if (get_user(c, data + i)) - return -EFAULT; - if (c == 'V') - wdt_ok_to_close = 1; - } -#endif - ifxmips_wdt_enable(wdt_timeout); - return len; -} - -static struct watchdog_info ident = { - .options = WDIOF_MAGICCLOSE, - .identity = "ifxmips Watchdog", -}; - -static int ifxmips_wdt_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) -{ - int ret = -ENOTTY; - - switch (cmd) { - case WDIOC_GETSUPPORT: - ret = copy_to_user((struct watchdog_info __user *)arg, &ident, - sizeof(ident)) ? -EFAULT : 0; - break; - - case WDIOC_GETTIMEOUT: - ret = put_user(wdt_timeout, (int __user *)arg); - break; - - case WDIOC_SETTIMEOUT: - ret = get_user(wdt_timeout, (int __user *)arg); - break; - - case WDIOC_KEEPALIVE: - ifxmips_wdt_enable(wdt_timeout); - ret = 0; - break; - } - return ret; -} - -static int ifxmips_wdt_open(struct inode *inode, struct file *file) -{ - ifxmips_wdt_enable(wdt_timeout); - return nonseekable_open(inode, file); -} - -static int ifxmips_wdt_release(struct inode *inode, struct file *file) -{ -#ifndef CONFIG_WATCHDOG_NOWAYOUT - if (wdt_ok_to_close) - ifxmips_wdt_disable(); - else -#endif - printk(KERN_ERR "ifxmips_wdt: watchdog closed without warning," - " rebooting system\n"); - return 0; -} - -static const struct file_operations ifxmips_wdt_fops = { - .owner = THIS_MODULE, - .write = ifxmips_wdt_write, - .ioctl = ifxmips_wdt_ioctl, - .open = ifxmips_wdt_open, - .release = ifxmips_wdt_release, -}; - -static struct miscdevice ifxmips_wdt_miscdev = { - .minor = WATCHDOG_MINOR, - .name = "watchdog", - .fops = &ifxmips_wdt_fops, -}; - -static int ifxmips_wdt_probe(struct platform_device *dev) -{ - int err; - err = misc_register(&ifxmips_wdt_miscdev); - if (err) - printk(KERN_INFO "ifxmips_wdt: error creating device\n"); - else - printk(KERN_INFO "ifxmips_wdt: loaded\n"); - return err; -} - -static int ifxmips_wdt_remove(struct platform_device *dev) -{ - ifxmips_wdt_disable(); - misc_deregister(&ifxmips_wdt_miscdev); - return 0; -} - - -static struct platform_driver ifxmips_wdt_driver = { - .probe = ifxmips_wdt_probe, - .remove = ifxmips_wdt_remove, - .driver = { - .name = "ifxmips_wdt", - .owner = THIS_MODULE, - }, -}; - -static int __init init_ifxmips_wdt(void) -{ - int ret = platform_driver_register(&ifxmips_wdt_driver); - if (ret) - printk(KERN_INFO "ifxmips_wdt: error registering platfom driver!"); - return ret; -} - -static void __exit exit_ifxmips_wdt(void) -{ - platform_driver_unregister(&ifxmips_wdt_driver); -} - -module_init(init_ifxmips_wdt); -module_exit(exit_ifxmips_wdt); - -MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); -MODULE_DESCRIPTION("ifxmips Watchdog"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); diff --git a/target/linux/ifxmips/patches-2.6.30/120-serial.patch b/target/linux/ifxmips/patches-2.6.30/120-serial.patch index d012e4420..8aa9dbbe4 100644 --- a/target/linux/ifxmips/patches-2.6.30/120-serial.patch +++ b/target/linux/ifxmips/patches-2.6.30/120-serial.patch @@ -1,7 +1,7 @@ -Index: linux-2.6.30.5/drivers/serial/Kconfig +Index: linux-2.6.30.8/drivers/serial/Kconfig =================================================================== ---- linux-2.6.30.5.orig/drivers/serial/Kconfig 2009-08-16 23:19:38.000000000 +0200 -+++ linux-2.6.30.5/drivers/serial/Kconfig 2009-09-02 18:29:51.000000000 +0200 +--- linux-2.6.30.8.orig/drivers/serial/Kconfig 2009-09-24 17:28:02.000000000 +0200 ++++ linux-2.6.30.8/drivers/serial/Kconfig 2009-10-19 21:31:32.000000000 +0200 @@ -1365,6 +1365,14 @@ help Support for Console on the NWP serial ports. @@ -17,12 +17,578 @@ Index: linux-2.6.30.5/drivers/serial/Kconfig config SERIAL_QE tristate "Freescale QUICC Engine serial port support" depends on QUICC_ENGINE -Index: linux-2.6.30.5/drivers/serial/Makefile +Index: linux-2.6.30.8/drivers/serial/Makefile =================================================================== ---- linux-2.6.30.5.orig/drivers/serial/Makefile 2009-08-16 23:19:38.000000000 +0200 -+++ linux-2.6.30.5/drivers/serial/Makefile 2009-09-02 18:29:51.000000000 +0200 +--- linux-2.6.30.8.orig/drivers/serial/Makefile 2009-09-24 17:28:02.000000000 +0200 ++++ linux-2.6.30.8/drivers/serial/Makefile 2009-10-19 21:31:32.000000000 +0200 @@ -77,3 +77,4 @@ obj-$(CONFIG_SERIAL_KS8695) += serial_ks8695.o obj-$(CONFIG_KGDB_SERIAL_CONSOLE) += kgdboc.o obj-$(CONFIG_SERIAL_QE) += ucc_uart.o +obj-$(CONFIG_SERIAL_IFXMIPS) += ifxmips_asc.o +Index: linux-2.6.30.8/drivers/serial/ifxmips_asc.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-2.6.30.8/drivers/serial/ifxmips_asc.c 2009-10-19 21:41:27.000000000 +0200 +@@ -0,0 +1,561 @@ ++/* ++ * Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o. ++ * ++ * 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, MA 02111-1307 USA ++ * ++ * Copyright (C) 2004 Infineon IFAP DC COM CPE ++ * Copyright (C) 2007 Felix Fietkau <nbd@openwrt.org> ++ * Copyright (C) 2007 John Crispin <blogic@openwrt.org> ++ */ ++ ++#include <linux/module.h> ++#include <linux/errno.h> ++#include <linux/signal.h> ++#include <linux/sched.h> ++#include <linux/interrupt.h> ++#include <linux/tty.h> ++#include <linux/tty_flip.h> ++#include <linux/major.h> ++#include <linux/string.h> ++#include <linux/fcntl.h> ++#include <linux/ptrace.h> ++#include <linux/ioport.h> ++#include <linux/mm.h> ++#include <linux/slab.h> ++#include <linux/init.h> ++#include <linux/circ_buf.h> ++#include <linux/serial.h> ++#include <linux/serial_core.h> ++#include <linux/console.h> ++#include <linux/sysrq.h> ++#include <linux/irq.h> ++#include <linux/platform_device.h> ++#include <linux/io.h> ++#include <linux/uaccess.h> ++#include <linux/bitops.h> ++ ++#include <asm/system.h> ++ ++#include <ifxmips.h> ++#include <ifxmips_irq.h> ++ ++#define PORT_IFXMIPSASC 111 ++ ++#include <linux/serial_core.h> ++ ++#define UART_DUMMY_UER_RX 1 ++ ++static void ifxmipsasc_tx_chars(struct uart_port *port); ++extern void prom_printf(const char *fmt, ...); ++static struct uart_port ifxmipsasc_port[2]; ++static struct uart_driver ifxmipsasc_reg; ++extern unsigned int ifxmips_get_fpi_hz(void); ++ ++static void ifxmipsasc_stop_tx(struct uart_port *port) ++{ ++ return; ++} ++ ++static void ifxmipsasc_start_tx(struct uart_port *port) ++{ ++ unsigned long flags; ++ local_irq_save(flags); ++ ifxmipsasc_tx_chars(port); ++ local_irq_restore(flags); ++ return; ++} ++ ++static void ifxmipsasc_stop_rx(struct uart_port *port) ++{ ++ ifxmips_w32(ASCWHBSTATE_CLRREN, port->membase + IFXMIPS_ASC_WHBSTATE); ++} ++ ++static void ifxmipsasc_enable_ms(struct uart_port *port) ++{ ++} ++ ++#include <linux/version.h> ++ ++static void ifxmipsasc_rx_chars(struct uart_port *port) ++{ ++#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 26)) ++ struct tty_struct *tty = port->info->port.tty; ++#else ++ struct tty_struct *tty = port->info->tty; ++#endif ++ unsigned int ch = 0, rsr = 0, fifocnt; ++ ++ fifocnt = ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_RXFFLMASK; ++ while (fifocnt--) { ++ u8 flag = TTY_NORMAL; ++ ch = ifxmips_r32(port->membase + IFXMIPS_ASC_RBUF); ++ rsr = (ifxmips_r32(port->membase + IFXMIPS_ASC_STATE) & ASCSTATE_ANY) | UART_DUMMY_UER_RX; ++ tty_flip_buffer_push(tty); ++ port->icount.rx++; ++ ++ /* ++ * Note that the error handling code is ++ * out of the main execution path ++ */ ++ if (rsr & ASCSTATE_ANY) { ++ if (rsr & ASCSTATE_PE) { ++ port->icount.parity++; ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRPE, port->membase + IFXMIPS_ASC_WHBSTATE); ++ } else if (rsr & ASCSTATE_FE) { ++ port->icount.frame++; ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRFE, port->membase + IFXMIPS_ASC_WHBSTATE); ++ } ++ if (rsr & ASCSTATE_ROE) { ++ port->icount.overrun++; ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRROE, port->membase + IFXMIPS_ASC_WHBSTATE); ++ } ++ ++ rsr &= port->read_status_mask; ++ ++ if (rsr & ASCSTATE_PE) ++ flag = TTY_PARITY; ++ else if (rsr & ASCSTATE_FE) ++ flag = TTY_FRAME; ++ } ++ ++ if ((rsr & port->ignore_status_mask) == 0) ++ tty_insert_flip_char(tty, ch, flag); ++ ++ if (rsr & ASCSTATE_ROE) ++ /* ++ * Overrun is special, since it's reported ++ * immediately, and doesn't affect the current ++ * character ++ */ ++ tty_insert_flip_char(tty, 0, TTY_OVERRUN); ++ } ++ if (ch != 0) ++ tty_flip_buffer_push(tty); ++ return; ++} ++ ++ ++static void ifxmipsasc_tx_chars(struct uart_port *port) ++{ ++ struct circ_buf *xmit = &port->info->xmit; ++ if (uart_tx_stopped(port)) { ++ ifxmipsasc_stop_tx(port); ++ return; ++ } ++ ++ while (((ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK) ++ >> ASCFSTAT_TXFFLOFF) != TXFIFO_FULL) { ++ if (port->x_char) { ++ ifxmips_w32(port->x_char, port->membase + IFXMIPS_ASC_TBUF); ++ port->icount.tx++; ++ port->x_char = 0; ++ continue; ++ } ++ ++ if (uart_circ_empty(xmit)) ++ break; ++ ++ ifxmips_w32(port->info->xmit.buf[port->info->xmit.tail], port->membase + IFXMIPS_ASC_TBUF); ++ xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); ++ port->icount.tx++; ++ } ++ ++ if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) ++ uart_write_wakeup(port); ++} ++ ++static irqreturn_t ifxmipsasc_tx_int(int irq, void *_port) ++{ ++ struct uart_port *port = (struct uart_port *)_port; ++ ifxmips_w32(ASC_IRNCR_TIR, port->membase + IFXMIPS_ASC_IRNCR); ++ ifxmipsasc_start_tx(port); ++ ifxmips_mask_and_ack_irq(irq); ++ return IRQ_HANDLED; ++} ++ ++static irqreturn_t ifxmipsasc_er_int(int irq, void *_port) ++{ ++ struct uart_port *port = (struct uart_port *)_port; ++ /* clear any pending interrupts */ ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRPE | ++ ASCWHBSTATE_CLRFE | ASCWHBSTATE_CLRROE, port->membase + IFXMIPS_ASC_WHBSTATE); ++ return IRQ_HANDLED; ++} ++ ++static irqreturn_t ifxmipsasc_rx_int(int irq, void *_port) ++{ ++ struct uart_port *port = (struct uart_port *)_port; ++ ifxmips_w32(ASC_IRNCR_RIR, port->membase + IFXMIPS_ASC_IRNCR); ++ ifxmipsasc_rx_chars((struct uart_port *)port); ++ ifxmips_mask_and_ack_irq(irq); ++ return IRQ_HANDLED; ++} ++ ++static unsigned int ifxmipsasc_tx_empty(struct uart_port *port) ++{ ++ int status; ++ status = ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK; ++ return status ? 0 : TIOCSER_TEMT; ++} ++ ++static unsigned int ifxmipsasc_get_mctrl(struct uart_port *port) ++{ ++ return TIOCM_CTS | TIOCM_CAR | TIOCM_DSR; ++} ++ ++static void ifxmipsasc_set_mctrl(struct uart_port *port, u_int mctrl) ++{ ++} ++ ++static void ifxmipsasc_break_ctl(struct uart_port *port, int break_state) ++{ ++} ++ ++static int ifxmipsasc_startup(struct uart_port *port) ++{ ++ unsigned long flags; ++ int retval; ++ ++ port->uartclk = ifxmips_get_fpi_hz(); ++ ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CLC) & ~IFXMIPS_ASC_CLC_DISS, port->membase + IFXMIPS_ASC_CLC); ++ ifxmips_w32(((ifxmips_r32(port->membase + IFXMIPS_ASC_CLC) & ~ASCCLC_RMCMASK)) | (1 << ASCCLC_RMCOFFSET), port->membase + IFXMIPS_ASC_CLC); ++ ifxmips_w32(0, port->membase + IFXMIPS_ASC_PISEL); ++ ifxmips_w32(((TXFIFO_FL << ASCTXFCON_TXFITLOFF) & ASCTXFCON_TXFITLMASK) | ASCTXFCON_TXFEN | ASCTXFCON_TXFFLU, port->membase + IFXMIPS_ASC_TXFCON); ++ ifxmips_w32(((RXFIFO_FL << ASCRXFCON_RXFITLOFF) & ASCRXFCON_RXFITLMASK) | ASCRXFCON_RXFEN | ASCRXFCON_RXFFLU, port->membase + IFXMIPS_ASC_RXFCON); ++ wmb(); ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) | ASCCON_M_8ASYNC | ASCCON_FEN | ASCCON_TOEN | ASCCON_ROEN, port->membase + IFXMIPS_ASC_CON); ++ ++ local_irq_save(flags); ++ ++ retval = request_irq(port->irq, ifxmipsasc_tx_int, IRQF_DISABLED, "asc_tx", port); ++ if (retval) { ++ printk(KERN_ERR "failed to request ifxmipsasc_tx_int\n"); ++ return retval; ++ } ++ ++ retval = request_irq(port->irq + 2, ifxmipsasc_rx_int, IRQF_DISABLED, "asc_rx", port); ++ if (retval) { ++ printk(KERN_ERR "failed to request ifxmipsasc_rx_int\n"); ++ goto err1; ++ } ++ ++ retval = request_irq(port->irq + 3, ifxmipsasc_er_int, IRQF_DISABLED, "asc_er", port); ++ if (retval) { ++ printk(KERN_ERR "failed to request ifxmipsasc_er_int\n"); ++ goto err2; ++ } ++ ++ ifxmips_w32(ASC_IRNREN_RX_BUF | ASC_IRNREN_TX_BUF | ASC_IRNREN_ERR | ASC_IRNREN_TX, port->membase + IFXMIPS_ASC_IRNREN); ++ ++ local_irq_restore(flags); ++ return 0; ++ ++err2: ++ free_irq(port->irq + 2, port); ++err1: ++ free_irq(port->irq, port); ++ local_irq_restore(flags); ++ return retval; ++} ++ ++static void ifxmipsasc_shutdown(struct uart_port *port) ++{ ++ free_irq(port->irq, port); ++ free_irq(port->irq + 2, port); ++ free_irq(port->irq + 3, port); ++ ++ ifxmips_w32(0, port->membase + IFXMIPS_ASC_CON); ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_RXFCON) | ASCRXFCON_RXFFLU, port->membase + IFXMIPS_ASC_RXFCON); ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_RXFCON) & ~ASCRXFCON_RXFEN, port->membase + IFXMIPS_ASC_RXFCON); ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_TXFCON) | ASCTXFCON_TXFFLU, port->membase + IFXMIPS_ASC_TXFCON); ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_TXFCON) & ~ASCTXFCON_TXFEN, port->membase + IFXMIPS_ASC_TXFCON); ++} ++ ++static void ifxmipsasc_set_termios(struct uart_port *port, struct ktermios *new, struct ktermios *old) ++{ ++ unsigned int cflag; ++ unsigned int iflag; ++ unsigned int quot; ++ unsigned int baud; ++ unsigned int con = 0; ++ unsigned long flags; ++ ++ cflag = new->c_cflag; ++ iflag = new->c_iflag; ++ ++ switch (cflag & CSIZE) { ++ case CS7: ++ con = ASCCON_M_7ASYNC; ++ break; ++ ++ case CS5: ++ case CS6: ++ default: ++ con = ASCCON_M_8ASYNC; ++ break; ++ } ++ ++ if (cflag & CSTOPB) ++ con |= ASCCON_STP; ++ ++ if (cflag & PARENB) { ++ if (!(cflag & PARODD)) ++ con &= ~ASCCON_ODD; ++ else ++ con |= ASCCON_ODD; ++ } ++ ++ port->read_status_mask = ASCSTATE_ROE; ++ if (iflag & INPCK) ++ port->read_status_mask |= ASCSTATE_FE | ASCSTATE_PE; ++ ++ port->ignore_status_mask = 0; ++ if (iflag & IGNPAR) ++ port->ignore_status_mask |= ASCSTATE_FE | ASCSTATE_PE; ++ ++ if (iflag & IGNBRK) { ++ /* ++ * If we're ignoring parity and break indicators, ++ * ignore overruns too (for real raw support). ++ */ ++ if (iflag & IGNPAR) ++ port->ignore_status_mask |= ASCSTATE_ROE; ++ } ++ ++ if ((cflag & CREAD) == 0) ++ port->ignore_status_mask |= UART_DUMMY_UER_RX; ++ ++ /* set error signals - framing, parity and overrun, enable receiver */ ++ con |= ASCCON_FEN | ASCCON_TOEN | ASCCON_ROEN; ++ ++ local_irq_save(flags); ++ ++ /* set up CON */ ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) | con, port->membase + IFXMIPS_ASC_CON); ++ ++ /* Set baud rate - take a divider of 2 into account */ ++ baud = uart_get_baud_rate(port, new, old, 0, port->uartclk / 16); ++ quot = uart_get_divisor(port, baud); ++ quot = quot / 2 - 1; ++ ++ /* disable the baudrate generator */ ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) & ~ASCCON_R, port->membase + IFXMIPS_ASC_CON); ++ ++ /* make sure the fractional divider is off */ ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) & ~ASCCON_FDE, port->membase + IFXMIPS_ASC_CON); ++ ++ /* set up to use divisor of 2 */ ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) & ~ASCCON_BRS, port->membase + IFXMIPS_ASC_CON); ++ ++ /* now we can write the new baudrate into the register */ ++ ifxmips_w32(quot, port->membase + IFXMIPS_ASC_BG); ++ ++ /* turn the baudrate generator back on */ ++ ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) | ASCCON_R, port->membase + IFXMIPS_ASC_CON); ++ ++ /* enable rx */ ++ ifxmips_w32(ASCWHBSTATE_SETREN, port->membase + IFXMIPS_ASC_WHBSTATE); ++ ++ local_irq_restore(flags); ++} ++ ++static const char *ifxmipsasc_type(struct uart_port *port) ++{ ++ if (port->type == PORT_IFXMIPSASC) { ++ if (port->membase == (void *)IFXMIPS_ASC_BASE_ADDR) ++ return "asc0"; ++ else ++ return "asc1"; ++ } else { ++ return NULL; ++ } ++} ++ ++static void ifxmipsasc_release_port(struct uart_port *port) ++{ ++} ++ ++static int ifxmipsasc_request_port(struct uart_port *port) ++{ ++ return 0; ++} ++ ++static void ifxmipsasc_config_port(struct uart_port *port, int flags) ++{ ++ if (flags & UART_CONFIG_TYPE) { ++ port->type = PORT_IFXMIPSASC; ++ ifxmipsasc_request_port(port); ++ } ++} ++ ++static int ifxmipsasc_verify_port(struct uart_port *port, struct serial_struct *ser) ++{ ++ int ret = 0; ++ if (ser->type != PORT_UNKNOWN && ser->type != PORT_IFXMIPSASC) ++ ret = -EINVAL; ++ if (ser->irq < 0 || ser->irq >= NR_IRQS) ++ ret = -EINVAL; ++ if (ser->baud_base < 9600) ++ ret = -EINVAL; ++ return ret; ++} ++ ++static struct uart_ops ifxmipsasc_pops = { ++ .tx_empty = ifxmipsasc_tx_empty, ++ .set_mctrl = ifxmipsasc_set_mctrl, ++ .get_mctrl = ifxmipsasc_get_mctrl, ++ .stop_tx = ifxmipsasc_stop_tx, ++ .start_tx = ifxmipsasc_start_tx, ++ .stop_rx = ifxmipsasc_stop_rx, ++ .enable_ms = ifxmipsasc_enable_ms, ++ .break_ctl = ifxmipsasc_break_ctl, ++ .startup = ifxmipsasc_startup, ++ .shutdown = ifxmipsasc_shutdown, ++ .set_termios = ifxmipsasc_set_termios, ++ .type = ifxmipsasc_type, ++ .release_port = ifxmipsasc_release_port, ++ .request_port = ifxmipsasc_request_port, ++ .config_port = ifxmipsasc_config_port, ++ .verify_port = ifxmipsasc_verify_port, ++}; ++ ++static struct uart_port ifxmipsasc_port[2] = { ++ { ++ .membase = (void *)IFXMIPS_ASC_BASE_ADDR, ++ .mapbase = IFXMIPS_ASC_BASE_ADDR, ++ .iotype = SERIAL_IO_MEM, ++ .irq = IFXMIPSASC_TIR(0), ++ .uartclk = 0, ++ .fifosize = 16, ++ .type = PORT_IFXMIPSASC, ++ .ops = &ifxmipsasc_pops, ++ .flags = ASYNC_BOOT_AUTOCONF, ++ .line = 0 ++ }, { ++ .membase = (void *)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF), ++ .mapbase = IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF, ++ .iotype = SERIAL_IO_MEM, ++ .irq = IFXMIPSASC_TIR(1), ++ .uartclk = 0, ++ .fifosize = 16, ++ .type = PORT_IFXMIPSASC, ++ .ops = &ifxmipsasc_pops, ++ .flags = ASYNC_BOOT_AUTOCONF, ++ .line = 1 ++ } ++}; ++ ++static void ifxmipsasc_console_write(struct console *co, const char *s, u_int count) ++{ ++ int port = co->index; ++ int i, fifocnt; ++ unsigned long flags; ++ local_irq_save(flags); ++ for (i = 0; i < count; i++) { ++ do { ++ fifocnt = (ifxmips_r32((u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_FSTAT)) & ASCFSTAT_TXFFLMASK) ++ >> ASCFSTAT_TXFFLOFF; ++ } while (fifocnt == TXFIFO_FULL); ++ ++ if (s[i] == '\0') ++ break; ++ ++ if (s[i] == '\n') { ++ ifxmips_w32('\r', (u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_TBUF)); ++ do { ++ fifocnt = (ifxmips_r32((u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_FSTAT)) & ASCFSTAT_TXFFLMASK) ++ >> ASCFSTAT_TXFFLOFF; ++ } while (fifocnt == TXFIFO_FULL); ++ } ++ ifxmips_w32(s[i], (u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_TBUF)); ++ } ++ ++ local_irq_restore(flags); ++} ++ ++static int __init ifxmipsasc_console_setup(struct console *co, char *options) ++{ ++ int port = co->index; ++ int baud = 115200; ++ int bits = 8; ++ int parity = 'n'; ++ int flow = 'n'; ++ ifxmipsasc_port[port].uartclk = ifxmips_get_fpi_hz(); ++ ifxmipsasc_port[port].type = PORT_IFXMIPSASC; ++ if (options) ++ uart_parse_options(options, &baud, &parity, &bits, &flow); ++ return uart_set_options(&ifxmipsasc_port[port], co, baud, parity, bits, flow); ++} ++ ++static struct console ifxmipsasc_console[2] = ++{ ++ { ++ .name = "ttyS", ++ .write = ifxmipsasc_console_write, ++ .device = uart_console_device, ++ .setup = ifxmipsasc_console_setup, ++ .flags = CON_PRINTBUFFER, ++ .index = 0, ++ .data = &ifxmipsasc_reg, ++ }, { ++ .name = "ttyS", ++ .write = ifxmipsasc_console_write, ++ .device = uart_console_device, ++ .setup = ifxmipsasc_console_setup, ++ .flags = CON_PRINTBUFFER, ++ .index = 1, ++ .data = &ifxmipsasc_reg, ++ } ++}; ++ ++static int __init ifxmipsasc_console_init(void) ++{ ++ register_console(&ifxmipsasc_console[0]); ++ register_console(&ifxmipsasc_console[1]); ++ return 0; ++} ++console_initcall(ifxmipsasc_console_init); ++ ++static struct uart_driver ifxmipsasc_reg = { ++ .owner = THIS_MODULE, ++ .driver_name = "serial", ++ .dev_name = "ttyS", ++ .major = TTY_MAJOR, ++ .minor = 64, ++ .nr = 2, ++ .cons = &ifxmipsasc_console[1], ++}; ++ ++int __init ifxmipsasc_init(void) ++{ ++ int ret; ++ uart_register_driver(&ifxmipsasc_reg); ++ ret = uart_add_one_port(&ifxmipsasc_reg, &ifxmipsasc_port[0]); ++ ret = uart_add_one_port(&ifxmipsasc_reg, &ifxmipsasc_port[1]); ++ return 0; ++} ++ ++void __exit ifxmipsasc_exit(void) ++{ ++ uart_unregister_driver(&ifxmipsasc_reg); ++} ++ ++module_init(ifxmipsasc_init); ++module_exit(ifxmipsasc_exit); ++ ++MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); ++MODULE_DESCRIPTION("MIPS IFXMips serial port driver"); ++MODULE_LICENSE("GPL"); diff --git a/target/linux/ifxmips/patches-2.6.30/130-ethernet.patch b/target/linux/ifxmips/patches-2.6.30/130-ethernet.patch index da87bb78c..b49589dd9 100644 --- a/target/linux/ifxmips/patches-2.6.30/130-ethernet.patch +++ b/target/linux/ifxmips/patches-2.6.30/130-ethernet.patch @@ -1,7 +1,7 @@ -Index: linux-2.6.30.5/drivers/net/Kconfig +Index: linux-2.6.30.8/drivers/net/Kconfig =================================================================== ---- linux-2.6.30.5.orig/drivers/net/Kconfig 2009-09-02 18:22:49.000000000 +0200 -+++ linux-2.6.30.5/drivers/net/Kconfig 2009-09-02 18:29:51.000000000 +0200 +--- linux-2.6.30.8.orig/drivers/net/Kconfig 2009-10-19 21:31:30.000000000 +0200 ++++ linux-2.6.30.8/drivers/net/Kconfig 2009-10-19 21:31:32.000000000 +0200 @@ -353,6 +353,12 @@ source "drivers/net/arm/Kconfig" @@ -15,10 +15,10 @@ Index: linux-2.6.30.5/drivers/net/Kconfig config AX88796 tristate "ASIX AX88796 NE2000 clone support" depends on ARM || MIPS || SUPERH -Index: linux-2.6.30.5/drivers/net/Makefile +Index: linux-2.6.30.8/drivers/net/Makefile =================================================================== ---- linux-2.6.30.5.orig/drivers/net/Makefile 2009-09-02 18:22:49.000000000 +0200 -+++ linux-2.6.30.5/drivers/net/Makefile 2009-09-02 18:30:37.000000000 +0200 +--- linux-2.6.30.8.orig/drivers/net/Makefile 2009-10-19 21:31:30.000000000 +0200 ++++ linux-2.6.30.8/drivers/net/Makefile 2009-10-19 21:31:32.000000000 +0200 @@ -234,6 +234,7 @@ obj-$(CONFIG_MLX4_CORE) += mlx4/ obj-$(CONFIG_ENC28J60) += enc28j60.o @@ -27,3 +27,397 @@ Index: linux-2.6.30.5/drivers/net/Makefile obj-$(CONFIG_XTENSA_XT2000_SONIC) += xtsonic.o +Index: linux-2.6.30.8/drivers/net/ifxmips_mii0.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-2.6.30.8/drivers/net/ifxmips_mii0.c 2009-10-19 21:41:10.000000000 +0200 +@@ -0,0 +1,389 @@ ++/* ++ * 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, MA 02111-1307, USA. ++ * ++ * Copyright (C) 2005 Wu Qi Ming <Qi-Ming.Wu@infineon.com> ++ * Copyright (C) 2008 John Crispin <blogic@openwrt.org> ++ */ ++ ++#include <linux/kernel.h> ++#include <linux/slab.h> ++#include <linux/errno.h> ++#include <linux/types.h> ++#include <linux/interrupt.h> ++#include <linux/uaccess.h> ++#include <linux/in.h> ++#include <linux/netdevice.h> ++#include <linux/etherdevice.h> ++#include <linux/ip.h> ++#include <linux/tcp.h> ++#include <linux/skbuff.h> ++#include <linux/mm.h> ++#include <linux/platform_device.h> ++#include <linux/ethtool.h> ++#include <linux/init.h> ++#include <linux/delay.h> ++ ++#include <asm/checksum.h> ++ ++#include <ifxmips.h> ++#include <ifxmips_dma.h> ++#include <ifxmips_pmu.h> ++ ++struct ifxmips_mii_priv { ++ struct net_device_stats stats; ++ struct dma_device_info *dma_device; ++ struct sk_buff *skb; ++}; ++ ++static struct net_device *ifxmips_mii0_dev; ++static unsigned char mac_addr[MAX_ADDR_LEN]; ++ ++void ifxmips_write_mdio(u32 phy_addr, u32 phy_reg, u16 phy_data) ++{ ++ u32 val = MDIO_ACC_REQUEST | ++ ((phy_addr & MDIO_ACC_ADDR_MASK) << MDIO_ACC_ADDR_OFFSET) | ++ ((phy_reg & MDIO_ACC_REG_MASK) << MDIO_ACC_REG_OFFSET) | ++ phy_data; ++ ++ while (ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST) ++ ; ++ ifxmips_w32(val, IFXMIPS_PPE32_MDIO_ACC); ++} ++EXPORT_SYMBOL(ifxmips_write_mdio); ++ ++unsigned short ifxmips_read_mdio(u32 phy_addr, u32 phy_reg) ++{ ++ u32 val = MDIO_ACC_REQUEST | MDIO_ACC_READ | ++ ((phy_addr & MDIO_ACC_ADDR_MASK) << MDIO_ACC_ADDR_OFFSET) | ++ ((phy_reg & MDIO_ACC_REG_MASK) << MDIO_ACC_REG_OFFSET); ++ ++ while (ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST) ++ ; ++ ifxmips_w32(val, IFXMIPS_PPE32_MDIO_ACC); ++ while (ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST) ++ ; ++ val = ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_VAL_MASK; ++ return val; ++} ++EXPORT_SYMBOL(ifxmips_read_mdio); ++ ++int ifxmips_ifxmips_mii_open(struct net_device *dev) ++{ ++ struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); ++ struct dma_device_info *dma_dev = priv->dma_device; ++ int i; ++ ++ for (i = 0; i < dma_dev->max_rx_chan_num; i++) { ++ if ((dma_dev->rx_chan[i])->control == IFXMIPS_DMA_CH_ON) ++ (dma_dev->rx_chan[i])->open(dma_dev->rx_chan[i]); ++ } ++ netif_start_queue(dev); ++ return 0; ++} ++ ++int ifxmips_mii_release(struct net_device *dev) ++{ ++ struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); ++ struct dma_device_info *dma_dev = priv->dma_device; ++ int i; ++ ++ for (i = 0; i < dma_dev->max_rx_chan_num; i++) ++ dma_dev->rx_chan[i]->close(dma_dev->rx_chan[i]); ++ netif_stop_queue(dev); ++ return 0; ++} ++ ++int ifxmips_mii_hw_receive(struct net_device *dev, struct dma_device_info *dma_dev) ++{ ++ struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); ++ unsigned char *buf = NULL; ++ struct sk_buff *skb = NULL; ++ int len = 0; ++ ++ len = dma_device_read(dma_dev, &buf, (void **)&skb); ++ ++ if (len >= ETHERNET_PACKET_DMA_BUFFER_SIZE) { ++ printk(KERN_INFO "ifxmips_mii0: packet too large %d\n", len); ++ goto ifxmips_mii_hw_receive_err_exit; ++ } ++ ++ /* remove CRC */ ++ len -= 4; ++ if (skb == NULL) { ++ printk(KERN_INFO "ifxmips_mii0: cannot restore pointer\n"); ++ goto ifxmips_mii_hw_receive_err_exit; ++ } ++ ++ if (len > (skb->end - skb->tail)) { ++ printk(KERN_INFO "ifxmips_mii0: BUG, len:%d end:%p tail:%p\n", ++ (len+4), skb->end, skb->tail); ++ goto ifxmips_mii_hw_receive_err_exit; ++ } ++ ++ skb_put(skb, len); ++ skb->dev = dev; ++ skb->protocol = eth_type_trans(skb, dev); ++ netif_rx(skb); ++ ++ priv->stats.rx_packets++; ++ priv->stats.rx_bytes += len; ++ return 0; ++ ++ifxmips_mii_hw_receive_err_exit: ++ if (len == 0) { ++ if (skb) ++ dev_kfree_skb_any(skb); ++ priv->stats.rx_errors++; ++ priv->stats.rx_dropped++; ++ return -EIO; ++ } else { ++ return len; ++ } ++} ++ ++int ifxmips_mii_hw_tx(char *buf, int len, struct net_device *dev) ++{ ++ int ret = 0; ++ struct ifxmips_mii_priv *priv = netdev_priv(dev); ++ struct dma_device_info *dma_dev = priv->dma_device; ++ ret = dma_device_write(dma_dev, buf, len, priv->skb); ++ return ret; ++} ++ ++int ifxmips_mii_tx(struct sk_buff *skb, struct net_device *dev) ++{ ++ int len; ++ char *data; ++ struct ifxmips_mii_priv *priv = netdev_priv(dev); ++ struct dma_device_info *dma_dev = priv->dma_device; ++ ++ len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len; ++ data = skb->data; ++ priv->skb = skb; ++ dev->trans_start = jiffies; ++ /* TODO: we got more than 1 dma channel, ++ so we should do something intelligent here to select one */ ++ dma_dev->current_tx_chan = 0; ++ ++ wmb(); ++ ++ if (ifxmips_mii_hw_tx(data, len, dev) != len) { ++ dev_kfree_skb_any(skb); ++ priv->stats.tx_errors++; ++ priv->stats.tx_dropped++; ++ } else { ++ priv->stats.tx_packets++; ++ priv->stats.tx_bytes += len; ++ } ++ ++ return 0; ++} ++ ++void ifxmips_mii_tx_timeout(struct net_device *dev) ++{ ++ int i; ++ struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); ++ ++ priv->stats.tx_errors++; ++ for (i = 0; i < priv->dma_device->max_tx_chan_num; i++) ++ priv->dma_device->tx_chan[i]->disable_irq(priv->dma_device->tx_chan[i]); ++ netif_wake_queue(dev); ++ return; ++} ++ ++int dma_intr_handler(struct dma_device_info *dma_dev, int status) ++{ ++ int i; ++ ++ switch (status) { ++ case RCV_INT: ++ ifxmips_mii_hw_receive(ifxmips_mii0_dev, dma_dev); ++ break; ++ ++ case TX_BUF_FULL_INT: ++ printk(KERN_INFO "ifxmips_mii0: tx buffer full\n"); ++ netif_stop_queue(ifxmips_mii0_dev); ++ for (i = 0; i < dma_dev->max_tx_chan_num; i++) { ++ if ((dma_dev->tx_chan[i])->control == IFXMIPS_DMA_CH_ON) ++ dma_dev->tx_chan[i]->enable_irq(dma_dev->tx_chan[i]); ++ } ++ break; ++ ++ case TRANSMIT_CPT_INT: ++ for (i = 0; i < dma_dev->max_tx_chan_num; i++) ++ dma_dev->tx_chan[i]->disable_irq(dma_dev->tx_chan[i]); ++ ++ netif_wake_queue(ifxmips_mii0_dev); ++ break; ++ } ++ ++ return 0; ++} ++ ++unsigned char *ifxmips_etop_dma_buffer_alloc(int len, int *byte_offset, void **opt) ++{ ++ unsigned char *buffer = NULL; ++ struct sk_buff *skb = NULL; ++ ++ skb = dev_alloc_skb(ETHERNET_PACKET_DMA_BUFFER_SIZE); ++ if (skb == NULL) ++ return NULL; ++ ++ buffer = (unsigned char *)(skb->data); ++ skb_reserve(skb, 2); ++ *(int *)opt = (int)skb; ++ *byte_offset = 2; ++ ++ return buffer; ++} ++ ++void ifxmips_etop_dma_buffer_free(unsigned char *dataptr, void *opt) ++{ ++ struct sk_buff *skb = NULL; ++ ++ if (opt == NULL) { ++ kfree(dataptr); ++ } else { ++ skb = (struct sk_buff *)opt; ++ dev_kfree_skb_any(skb); ++ } ++} ++ ++static struct net_device_stats *ifxmips_get_stats(struct net_device *dev) ++{ ++ return &((struct ifxmips_mii_priv *)netdev_priv(dev))->stats; ++} ++ ++static int ifxmips_mii_dev_init(struct net_device *dev) ++{ ++ int i; ++ struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(dev); ++ ether_setup(dev); ++ printk(KERN_INFO "ifxmips_mii0: %s is up\n", dev->name); ++ dev->open = ifxmips_ifxmips_mii_open; ++ dev->stop = ifxmips_mii_release; ++ dev->hard_start_xmit = ifxmips_mii_tx; ++ dev->get_stats = ifxmips_get_stats; ++ dev->tx_timeout = ifxmips_mii_tx_timeout; ++ dev->watchdog_timeo = 10 * HZ; ++ memset(priv, 0, sizeof(struct ifxmips_mii_priv)); ++ priv->dma_device = dma_device_reserve("PPE"); ++ if (!priv->dma_device) { ++ BUG(); ++ return -ENODEV; ++ } ++ priv->dma_device->buffer_alloc = &ifxmips_etop_dma_buffer_alloc; ++ priv->dma_device->buffer_free = &ifxmips_etop_dma_buffer_free; ++ priv->dma_device->intr_handler = &dma_intr_handler; ++ priv->dma_device->max_rx_chan_num = 4; ++ ++ for (i = 0; i < priv->dma_device->max_rx_chan_num; i++) { ++ priv->dma_device->rx_chan[i]->packet_size = ETHERNET_PACKET_DMA_BUFFER_SIZE; ++ priv->dma_device->rx_chan[i]->control = IFXMIPS_DMA_CH_ON; ++ } ++ ++ for (i = 0; i < priv->dma_device->max_tx_chan_num; i++) ++ if (i == 0) ++ priv->dma_device->tx_chan[i]->control = IFXMIPS_DMA_CH_ON; ++ else ++ priv->dma_device->tx_chan[i]->control = IFXMIPS_DMA_CH_OFF; ++ ++ dma_device_register(priv->dma_device); ++ ++ printk(KERN_INFO "ifxmips_mii0: using mac="); ++ for (i = 0; i < 6; i++) { ++ dev->dev_addr[i] = mac_addr[i]; ++ printk("%02X%c", dev->dev_addr[i], (i == 5) ? ('\n') : (':')); ++ } ++ return 0; ++} ++ ++static void ifxmips_mii_chip_init(int mode) ++{ ++ ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_DMA); ++ ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_PPE); ++ ++ if (mode == REV_MII_MODE) ++ ifxmips_w32_mask(PPE32_MII_MASK, PPE32_MII_REVERSE, IFXMIPS_PPE32_CFG); ++ else if (mode == MII_MODE) ++ ifxmips_w32_mask(PPE32_MII_MASK, PPE32_MII_NORMAL, IFXMIPS_PPE32_CFG); ++ ifxmips_w32(PPE32_PLEN_UNDER | PPE32_PLEN_OVER, IFXMIPS_PPE32_IG_PLEN_CTRL); ++ ifxmips_w32(PPE32_CGEN, IFXMIPS_PPE32_ENET_MAC_CFG); ++ wmb(); ++} ++ ++static int ifxmips_mii_probe(struct platform_device *dev) ++{ ++ int result = 0; ++ unsigned char *mac = (unsigned char *)dev->dev.platform_data; ++ ifxmips_mii0_dev = alloc_etherdev(sizeof(struct ifxmips_mii_priv)); ++ ifxmips_mii0_dev->init = ifxmips_mii_dev_init; ++ memcpy(mac_addr, mac, 6); ++ strcpy(ifxmips_mii0_dev->name, "eth%d"); ++ ifxmips_mii_chip_init(REV_MII_MODE); ++ result = register_netdev(ifxmips_mii0_dev); ++ if (result) { ++ printk(KERN_INFO "ifxmips_mii0: error %i registering device \"%s\"\n", result, ifxmips_mii0_dev->name); ++ goto out; ++ } ++ ++ printk(KERN_INFO "ifxmips_mii0: driver loaded!\n"); ++ ++out: ++ return result; ++} ++ ++static int ifxmips_mii_remove(struct platform_device *dev) ++{ ++ struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)netdev_priv(ifxmips_mii0_dev); ++ ++ printk(KERN_INFO "ifxmips_mii0: ifxmips_mii0 cleanup\n"); ++ ++ dma_device_unregister(priv->dma_device); ++ dma_device_release(priv->dma_device); ++ kfree(priv->dma_device); ++ unregister_netdev(ifxmips_mii0_dev); ++ return 0; ++} ++ ++static struct platform_driver ifxmips_mii_driver = { ++ .probe = ifxmips_mii_probe, ++ .remove = ifxmips_mii_remove, ++ .driver = { ++ .name = "ifxmips_mii0", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++int __init ifxmips_mii_init(void) ++{ ++ int ret = platform_driver_register(&ifxmips_mii_driver); ++ if (ret) ++ printk(KERN_INFO "ifxmips_mii0: Error registering platfom driver!"); ++ return ret; ++} ++ ++static void __exit ifxmips_mii_cleanup(void) ++{ ++ platform_driver_unregister(&ifxmips_mii_driver); ++} ++ ++module_init(ifxmips_mii_init); ++module_exit(ifxmips_mii_cleanup); ++ ++MODULE_LICENSE("GPL"); ++MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); ++MODULE_DESCRIPTION("ethernet driver for IFXMIPS boards"); ++ diff --git a/target/linux/ifxmips/patches-2.6.30/140-mtd.patch b/target/linux/ifxmips/patches-2.6.30/140-mtd.patch index 55d4f897a..797a11cff 100644 --- a/target/linux/ifxmips/patches-2.6.30/140-mtd.patch +++ b/target/linux/ifxmips/patches-2.6.30/140-mtd.patch @@ -1,9 +1,291 @@ -Index: linux-2.6.30.5/drivers/mtd/maps/Makefile +Index: linux-2.6.30.8/drivers/mtd/maps/Makefile =================================================================== ---- linux-2.6.30.5.orig/drivers/mtd/maps/Makefile 2009-08-16 23:19:38.000000000 +0200 -+++ linux-2.6.30.5/drivers/mtd/maps/Makefile 2009-09-02 18:30:09.000000000 +0200 +--- linux-2.6.30.8.orig/drivers/mtd/maps/Makefile 2009-09-24 17:28:02.000000000 +0200 ++++ linux-2.6.30.8/drivers/mtd/maps/Makefile 2009-10-19 21:31:32.000000000 +0200 @@ -62,3 +62,4 @@ obj-$(CONFIG_MTD_BFIN_ASYNC) += bfin-async-flash.o obj-$(CONFIG_MTD_RBTX4939) += rbtx4939-flash.o obj-$(CONFIG_MTD_VMU) += vmu-flash.o +obj-$(CONFIG_MTD_IFXMIPS) += ifxmips.o +Index: linux-2.6.30.8/drivers/mtd/maps/ifxmips.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-2.6.30.8/drivers/mtd/maps/ifxmips.c 2009-10-19 21:40:44.000000000 +0200 +@@ -0,0 +1,277 @@ ++/* ++ * 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, MA 02111-1307 USA ++ * ++ * Copyright (C) 2004 Liu Peng Infineon IFAP DC COM CPE ++ * Copyright (C) 2008 John Crispin <blogic@openwrt.org> ++ */ ++ ++#include <linux/module.h> ++#include <linux/types.h> ++#include <linux/kernel.h> ++#include <linux/io.h> ++#include <linux/init.h> ++#include <linux/mtd/mtd.h> ++#include <linux/mtd/map.h> ++#include <linux/mtd/partitions.h> ++#include <linux/mtd/cfi.h> ++#include <linux/magic.h> ++#include <linux/platform_device.h> ++ ++#include <ifxmips.h> ++#include <ifxmips_prom.h> ++#include <ifxmips_ebu.h> ++ ++#ifndef CONFIG_MTD_PARTITIONS ++#error Please enable CONFIG_MTD_PARTITIONS ++#endif ++ ++static struct map_info ifxmips_map = { ++ .name = "ifx-nor", ++ .bankwidth = 2, ++ .size = 0x400000, ++}; ++ ++static map_word ifxmips_read16(struct map_info *map, unsigned long adr) ++{ ++ unsigned long flags; ++ map_word temp; ++ spin_lock_irqsave(&ebu_lock, flags); ++ adr ^= 2; ++ temp.x[0] = *((__u16 *)(map->virt + adr)); ++ spin_unlock_irqrestore(&ebu_lock, flags); ++ return temp; ++} ++ ++static void ifxmips_write16(struct map_info *map, map_word d, unsigned long adr) ++{ ++ unsigned long flags; ++ spin_lock_irqsave(&ebu_lock, flags); ++ adr ^= 2; ++ *((__u16 *)(map->virt + adr)) = d.x[0]; ++ spin_unlock_irqrestore(&ebu_lock, flags); ++} ++ ++void ifxmips_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) ++{ ++ unsigned char *p; ++ unsigned char *to_8; ++ unsigned long flags; ++ spin_lock_irqsave(&ebu_lock, flags); ++ from = (unsigned long)(from + map->virt); ++ p = (unsigned char *) from; ++ to_8 = (unsigned char *) to; ++ while (len--) ++ *to_8++ = *p++; ++ spin_unlock_irqrestore(&ebu_lock, flags); ++} ++ ++void ifxmips_copy_to(struct map_info *map, ++ unsigned long to, ++ const void *from, ++ ssize_t len) ++{ ++ unsigned char *p = (unsigned char *)from; ++ unsigned char *to_8; ++ unsigned long flags; ++ spin_lock_irqsave(&ebu_lock, flags); ++ to += (unsigned long) map->virt; ++ to_8 = (unsigned char *)to; ++ while (len--) ++ *p++ = *to_8++; ++ spin_unlock_irqrestore(&ebu_lock, flags); ++} ++ ++static struct mtd_partition ifxmips_partitions[] = { ++ { ++ .name = "uboot", ++ .offset = 0x00000000, ++ .size = 0x00020000, ++ }, ++ { ++ .name = "uboot_env", ++ .offset = 0x00020000, ++ .size = 0x00010000, ++ }, ++ { ++ .name = "kernel", ++ .offset = 0x00030000, ++ .size = 0x0, ++ }, ++ { ++ .name = "rootfs", ++ .offset = 0x0, ++ .size = 0x0, ++ }, ++ { ++ .name = "board_config", ++ .offset = 0x0, ++ .size = 0x0, ++ }, ++}; ++ ++static struct mtd_partition ifxmips_meta_partition = { ++ .name = "linux", ++ .offset = 0x00030000, ++ .size = 0x0, ++}; ++ ++static const char *part_probe_types[] = { "cmdlinepart", NULL }; ++ ++int find_uImage_size(unsigned long start_offset) ++{ ++ unsigned long magic; ++ unsigned long temp; ++ ifxmips_copy_from(&ifxmips_map, &magic, start_offset, 4); ++ if (le32_to_cpu(magic) != 0x56190527) { ++ printk(KERN_INFO "ifxmips_mtd: invalid magic (0x%08X) of kernel at 0x%08lx \n", le32_to_cpu(magic), start_offset); ++ return 0; ++ } ++ ifxmips_copy_from(&ifxmips_map, &temp, start_offset + 12, 4); ++ printk(KERN_INFO "ifxmips_mtd: kernel size is %ld \n", temp + 0x40); ++ return temp + 0x40; ++} ++ ++int find_brn_block(unsigned long start_offset) ++{ ++ unsigned char temp[9]; ++ ifxmips_copy_from(&ifxmips_map, &temp, start_offset, 8); ++ temp[8] = '\0'; ++ printk(KERN_INFO "data in brn block %s\n", temp); ++ if (memcmp(temp, "BRN-BOOT", 8) == 0) ++ return 1; ++ else ++ return 0; ++} ++ ++int detect_squashfs_partition(unsigned long start_offset) ++{ ++ unsigned long temp; ++ ifxmips_copy_from(&ifxmips_map, &temp, start_offset, 4); ++ return le32_to_cpu(temp) == SQUASHFS_MAGIC; ++} ++ ++static int ifxmips_mtd_probe(struct platform_device *dev) ++{ ++ struct mtd_info *ifxmips_mtd = NULL; ++ struct mtd_partition *parts = NULL; ++ unsigned long uimage_size; ++ int err, i; ++ int kernel_part = 2, rootfs_part = 3; ++ int num_parts = ARRAY_SIZE(ifxmips_partitions); ++ ++ ifxmips_w32(0x1d7ff, IFXMIPS_EBU_BUSCON0); ++ ++ ifxmips_map.read = ifxmips_read16; ++ ifxmips_map.write = ifxmips_write16; ++ ifxmips_map.copy_from = ifxmips_copy_from; ++ ifxmips_map.copy_to = ifxmips_copy_to; ++ ifxmips_map.phys = dev->resource->start; ++ ifxmips_map.size = dev->resource->end - ifxmips_map.phys + 1; ++ ifxmips_map.virt = ioremap_nocache(ifxmips_map.phys, ifxmips_map.size); ++ ++ if (!ifxmips_map.virt) { ++ printk(KERN_WARNING "ifxmips_mtd: failed to ioremap!\n"); ++ return -EIO; ++ } ++ ++ ifxmips_mtd = (struct mtd_info *) do_map_probe("cfi_probe", &ifxmips_map); ++ if (!ifxmips_mtd) { ++ iounmap(ifxmips_map.virt); ++ printk(KERN_WARNING "ifxmips_mtd: probing failed\n"); ++ return -ENXIO; ++ } ++ ++ ifxmips_mtd->owner = THIS_MODULE; ++ ++ err = parse_mtd_partitions(ifxmips_mtd, part_probe_types, &parts, 0); ++ if (err > 0) { ++ printk(KERN_INFO "ifxmips_mtd: found %d partitions from cmdline\n", err); ++ num_parts = err; ++ kernel_part = 0; ++ rootfs_part = 0; ++ for (i = 0; i < num_parts; i++) { ++ if (strcmp(parts[i].name, "kernel") == 0) ++ kernel_part = i; ++ if (strcmp(parts[i].name, "rootfs") == 0) ++ rootfs_part = i; ++ } ++ } else { ++ parts = &ifxmips_partitions[0]; ++ } ++ ++ /* dynamic size detection only if rootfs-part follows kernel-part */ ++ if (kernel_part+1 == rootfs_part) { ++ uimage_size = find_uImage_size(parts[kernel_part].offset); ++ ++ if (detect_squashfs_partition(parts[kernel_part].offset + uimage_size)) { ++ printk(KERN_INFO "ifxmips_mtd: found a squashfs following the uImage\n"); ++ } else { ++ uimage_size &= ~0xffff; ++ uimage_size += 0x10000; ++ } ++ ++ parts[kernel_part].size = uimage_size; ++ parts[rootfs_part].offset = parts[kernel_part].offset + parts[kernel_part].size; ++ parts[rootfs_part].size = ((ifxmips_mtd->size >> 20) * 1024 * 1024) - parts[rootfs_part].offset; ++ ++ ifxmips_meta_partition.offset = parts[kernel_part].offset; ++ ifxmips_meta_partition.size = parts[kernel_part].size + parts[rootfs_part].size; ++ } ++ ++ if (err <= 0) { ++ if (ifxmips_has_brn_block()) { ++ parts[3].size -= ifxmips_mtd->erasesize; ++ parts[4].offset = ifxmips_mtd->size - ifxmips_mtd->erasesize; ++ parts[4].size = ifxmips_mtd->erasesize; ++ } else { ++ num_parts--; ++ } ++ } ++ ++ add_mtd_partitions(ifxmips_mtd, parts, num_parts); ++ add_mtd_partitions(ifxmips_mtd, &ifxmips_meta_partition, 1); ++ ++ printk(KERN_INFO "ifxmips_mtd: added %s flash with %dMB\n", ++ ifxmips_map.name, ((int)ifxmips_mtd->size) >> 20); ++ return 0; ++} ++ ++static struct platform_driver ifxmips_mtd_driver = { ++ .probe = ifxmips_mtd_probe, ++ .driver = { ++ .name = "ifxmips_mtd", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++int __init init_ifxmips_mtd(void) ++{ ++ int ret = platform_driver_register(&ifxmips_mtd_driver); ++ if (ret) ++ printk(KERN_INFO "ifxmips_mtd: error registering platfom driver!"); ++ return ret; ++} ++ ++static void __exit cleanup_ifxmips_mtd(void) ++{ ++ platform_driver_unregister(&ifxmips_mtd_driver); ++} ++ ++module_init(init_ifxmips_mtd); ++module_exit(cleanup_ifxmips_mtd); ++ ++MODULE_LICENSE("GPL"); ++MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); ++MODULE_DESCRIPTION("MTD map driver for IFXMIPS boards"); diff --git a/target/linux/ifxmips/patches-2.6.30/150-wdt.patch b/target/linux/ifxmips/patches-2.6.30/150-wdt.patch index 9f589163a..8e668da9a 100644 --- a/target/linux/ifxmips/patches-2.6.30/150-wdt.patch +++ b/target/linux/ifxmips/patches-2.6.30/150-wdt.patch @@ -1,7 +1,7 @@ -Index: linux-2.6.30.5/drivers/watchdog/Makefile +Index: linux-2.6.30.8/drivers/watchdog/Makefile =================================================================== ---- linux-2.6.30.5.orig/drivers/watchdog/Makefile 2009-08-16 23:19:38.000000000 +0200 -+++ linux-2.6.30.5/drivers/watchdog/Makefile 2009-09-02 18:29:51.000000000 +0200 +--- linux-2.6.30.8.orig/drivers/watchdog/Makefile 2009-09-24 17:28:02.000000000 +0200 ++++ linux-2.6.30.8/drivers/watchdog/Makefile 2009-10-19 21:31:32.000000000 +0200 @@ -105,6 +105,7 @@ obj-$(CONFIG_SIBYTE_WDOG) += sb_wdog.o obj-$(CONFIG_AR7_WDT) += ar7_wdt.o @@ -10,10 +10,10 @@ Index: linux-2.6.30.5/drivers/watchdog/Makefile # PARISC Architecture -Index: linux-2.6.30.5/drivers/watchdog/Kconfig +Index: linux-2.6.30.8/drivers/watchdog/Kconfig =================================================================== ---- linux-2.6.30.5.orig/drivers/watchdog/Kconfig 2009-08-16 23:19:38.000000000 +0200 -+++ linux-2.6.30.5/drivers/watchdog/Kconfig 2009-09-02 18:29:51.000000000 +0200 +--- linux-2.6.30.8.orig/drivers/watchdog/Kconfig 2009-09-24 17:28:02.000000000 +0200 ++++ linux-2.6.30.8/drivers/watchdog/Kconfig 2009-10-19 21:31:32.000000000 +0200 @@ -764,6 +764,12 @@ help Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs. @@ -27,3 +27,203 @@ Index: linux-2.6.30.5/drivers/watchdog/Kconfig # PARISC Architecture # POWERPC Architecture +Index: linux-2.6.30.8/drivers/watchdog/ifxmips_wdt.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-2.6.30.8/drivers/watchdog/ifxmips_wdt.c 2009-10-19 21:40:17.000000000 +0200 +@@ -0,0 +1,195 @@ ++/* ++ * 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, MA 02111-1307 USA ++ * ++ * Copyright (C) 2008 John Crispin <blogic@openwrt.org> ++ * Based on EP93xx wdt driver ++ */ ++ ++#include <linux/module.h> ++#include <linux/fs.h> ++#include <linux/miscdevice.h> ++#include <linux/miscdevice.h> ++#include <linux/watchdog.h> ++#include <linux/platform_device.h> ++#include <linux/uaccess.h> ++ ++#include <ifxmips.h> ++#include <ifxmips_cgu.h> ++ ++#define IFXMIPS_WDT_PW1 0x00BE0000 ++#define IFXMIPS_WDT_PW2 0x00DC0000 ++ ++#ifndef CONFIG_WATCHDOG_NOWAYOUT ++static int wdt_ok_to_close; ++#endif ++ ++static int wdt_timeout = 30; ++ ++int ifxmips_wdt_enable(unsigned int timeout) ++{ ++ u32 fpi; ++ fpi = cgu_get_io_region_clock(); ++ ifxmips_w32(IFXMIPS_WDT_PW1, IFXMIPS_BIU_WDT_CR); ++ ifxmips_w32(IFXMIPS_WDT_PW2 | ++ (0x3 << 26) | /* PWL */ ++ (0x3 << 24) | /* CLKDIV */ ++ (0x1 << 31) | /* enable */ ++ ((timeout * (fpi / 0x40000)) + 0x1000), /* reload */ ++ IFXMIPS_BIU_WDT_CR); ++ return 0; ++} ++ ++void ifxmips_wdt_disable(void) ++{ ++#ifndef CONFIG_WATCHDOG_NOWAYOUT ++ wdt_ok_to_close = 0; ++#endif ++ ifxmips_w32(IFXMIPS_WDT_PW1, IFXMIPS_BIU_WDT_CR); ++ ifxmips_w32(IFXMIPS_WDT_PW2, IFXMIPS_BIU_WDT_CR); ++} ++ ++static ssize_t ifxmips_wdt_write(struct file *file, const char __user *data, ++ size_t len, loff_t *ppos) ++{ ++ size_t i; ++ ++ if (!len) ++ return 0; ++ ++#ifndef CONFIG_WATCHDOG_NOWAYOUT ++ for (i = 0; i != len; i++) { ++ char c; ++ if (get_user(c, data + i)) ++ return -EFAULT; ++ if (c == 'V') ++ wdt_ok_to_close = 1; ++ } ++#endif ++ ifxmips_wdt_enable(wdt_timeout); ++ return len; ++} ++ ++static struct watchdog_info ident = { ++ .options = WDIOF_MAGICCLOSE, ++ .identity = "ifxmips Watchdog", ++}; ++ ++static int ifxmips_wdt_ioctl(struct inode *inode, struct file *file, ++ unsigned int cmd, unsigned long arg) ++{ ++ int ret = -ENOTTY; ++ ++ switch (cmd) { ++ case WDIOC_GETSUPPORT: ++ ret = copy_to_user((struct watchdog_info __user *)arg, &ident, ++ sizeof(ident)) ? -EFAULT : 0; ++ break; ++ ++ case WDIOC_GETTIMEOUT: ++ ret = put_user(wdt_timeout, (int __user *)arg); ++ break; ++ ++ case WDIOC_SETTIMEOUT: ++ ret = get_user(wdt_timeout, (int __user *)arg); ++ break; ++ ++ case WDIOC_KEEPALIVE: ++ ifxmips_wdt_enable(wdt_timeout); ++ ret = 0; ++ break; ++ } ++ return ret; ++} ++ ++static int ifxmips_wdt_open(struct inode *inode, struct file *file) ++{ ++ ifxmips_wdt_enable(wdt_timeout); ++ return nonseekable_open(inode, file); ++} ++ ++static int ifxmips_wdt_release(struct inode *inode, struct file *file) ++{ ++#ifndef CONFIG_WATCHDOG_NOWAYOUT ++ if (wdt_ok_to_close) ++ ifxmips_wdt_disable(); ++ else ++#endif ++ printk(KERN_ERR "ifxmips_wdt: watchdog closed without warning," ++ " rebooting system\n"); ++ return 0; ++} ++ ++static const struct file_operations ifxmips_wdt_fops = { ++ .owner = THIS_MODULE, ++ .write = ifxmips_wdt_write, ++ .ioctl = ifxmips_wdt_ioctl, ++ .open = ifxmips_wdt_open, ++ .release = ifxmips_wdt_release, ++}; ++ ++static struct miscdevice ifxmips_wdt_miscdev = { ++ .minor = WATCHDOG_MINOR, ++ .name = "watchdog", ++ .fops = &ifxmips_wdt_fops, ++}; ++ ++static int ifxmips_wdt_probe(struct platform_device *dev) ++{ ++ int err; ++ err = misc_register(&ifxmips_wdt_miscdev); ++ if (err) ++ printk(KERN_INFO "ifxmips_wdt: error creating device\n"); ++ else ++ printk(KERN_INFO "ifxmips_wdt: loaded\n"); ++ return err; ++} ++ ++static int ifxmips_wdt_remove(struct platform_device *dev) ++{ ++ ifxmips_wdt_disable(); ++ misc_deregister(&ifxmips_wdt_miscdev); ++ return 0; ++} ++ ++ ++static struct platform_driver ifxmips_wdt_driver = { ++ .probe = ifxmips_wdt_probe, ++ .remove = ifxmips_wdt_remove, ++ .driver = { ++ .name = "ifxmips_wdt", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++static int __init init_ifxmips_wdt(void) ++{ ++ int ret = platform_driver_register(&ifxmips_wdt_driver); ++ if (ret) ++ printk(KERN_INFO "ifxmips_wdt: error registering platfom driver!"); ++ return ret; ++} ++ ++static void __exit exit_ifxmips_wdt(void) ++{ ++ platform_driver_unregister(&ifxmips_wdt_driver); ++} ++ ++module_init(init_ifxmips_wdt); ++module_exit(exit_ifxmips_wdt); ++ ++MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); ++MODULE_DESCRIPTION("ifxmips Watchdog"); ++MODULE_LICENSE("GPL"); ++MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); diff --git a/target/linux/ifxmips/patches-2.6.30/160-led.patch b/target/linux/ifxmips/patches-2.6.30/160-led.patch index aca11d553..3d4c99745 100644 --- a/target/linux/ifxmips/patches-2.6.30/160-led.patch +++ b/target/linux/ifxmips/patches-2.6.30/160-led.patch @@ -1,7 +1,7 @@ -Index: linux-2.6.30.5/drivers/leds/Kconfig +Index: linux-2.6.30.8/drivers/leds/Kconfig =================================================================== ---- linux-2.6.30.5.orig/drivers/leds/Kconfig 2009-09-02 18:22:49.000000000 +0200 -+++ linux-2.6.30.5/drivers/leds/Kconfig 2009-09-02 18:29:51.000000000 +0200 +--- linux-2.6.30.8.orig/drivers/leds/Kconfig 2009-10-19 21:31:31.000000000 +0200 ++++ linux-2.6.30.8/drivers/leds/Kconfig 2009-10-19 21:31:32.000000000 +0200 @@ -227,6 +227,12 @@ This option enables support for BD2802GU RGB LED driver chips accessed via the I2C bus. @@ -15,10 +15,10 @@ Index: linux-2.6.30.5/drivers/leds/Kconfig comment "LED Triggers" config LEDS_TRIGGERS -Index: linux-2.6.30.5/drivers/leds/Makefile +Index: linux-2.6.30.8/drivers/leds/Makefile =================================================================== ---- linux-2.6.30.5.orig/drivers/leds/Makefile 2009-09-02 18:22:49.000000000 +0200 -+++ linux-2.6.30.5/drivers/leds/Makefile 2009-09-02 18:31:23.000000000 +0200 +--- linux-2.6.30.8.orig/drivers/leds/Makefile 2009-10-19 21:31:31.000000000 +0200 ++++ linux-2.6.30.8/drivers/leds/Makefile 2009-10-19 21:31:32.000000000 +0200 @@ -27,6 +27,7 @@ obj-$(CONFIG_LEDS_DA903X) += leds-da903x.o obj-$(CONFIG_LEDS_WM8350) += leds-wm8350.o @@ -27,3 +27,204 @@ Index: linux-2.6.30.5/drivers/leds/Makefile # LED SPI Drivers obj-$(CONFIG_LEDS_DAC124S085) += leds-dac124s085.o +Index: linux-2.6.30.8/drivers/leds/leds-ifxmips.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-2.6.30.8/drivers/leds/leds-ifxmips.c 2009-10-19 21:39:59.000000000 +0200 +@@ -0,0 +1,196 @@ ++/* ++ * 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, MA 02111-1307, USA. ++ * ++ * Copyright (C) 2006 infineon ++ * Copyright (C) 2007 John Crispin <blogic@openwrt.org> ++ * ++ */ ++ ++#include <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/version.h> ++#include <linux/types.h> ++#include <linux/fs.h> ++#include <linux/init.h> ++#include <linux/platform_device.h> ++#include <linux/uaccess.h> ++#include <linux/unistd.h> ++#include <linux/errno.h> ++#include <linux/leds.h> ++#include <linux/delay.h> ++ ++#include <ifxmips.h> ++#include <ifxmips_gpio.h> ++#include <ifxmips_pmu.h> ++ ++#define DRVNAME "ifxmips_led" ++ ++/* might need to be changed depending on shift register used on the pcb */ ++#if 1 ++#define IFXMIPS_LED_CLK_EDGE IFXMIPS_LED_FALLING ++#else ++#define IFXMIPS_LED_CLK_EDGE IFXMIPS_LED_RISING ++#endif ++ ++#define IFXMIPS_LED_SPEED IFXMIPS_LED_8HZ ++ ++#define IFXMIPS_LED_GPIO_PORT 0 ++ ++#define IFXMIPS_MAX_LED 24 ++ ++struct ifxmips_led { ++ struct led_classdev cdev; ++ u8 bit; ++}; ++ ++void ifxmips_led_set(unsigned int led) ++{ ++ led &= 0xffffff; ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CPU0) | led, IFXMIPS_LED_CPU0); ++} ++EXPORT_SYMBOL(ifxmips_led_set); ++ ++void ifxmips_led_clear(unsigned int led) ++{ ++ led = ~(led & 0xffffff); ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CPU0) & led, IFXMIPS_LED_CPU0); ++} ++EXPORT_SYMBOL(ifxmips_led_clear); ++ ++void ifxmips_led_blink_set(unsigned int led) ++{ ++ led &= 0xffffff; ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) | led, IFXMIPS_LED_CON0); ++} ++EXPORT_SYMBOL(ifxmips_led_blink_set); ++ ++void ifxmips_led_blink_clear(unsigned int led) ++{ ++ led = ~(led & 0xffffff); ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) & led, IFXMIPS_LED_CON0); ++} ++EXPORT_SYMBOL(ifxmips_led_blink_clear); ++ ++static void ifxmips_ledapi_set(struct led_classdev *led_cdev, ++ enum led_brightness value) ++{ ++ struct ifxmips_led *led_dev = ++ container_of(led_cdev, struct ifxmips_led, cdev); ++ ++ if (value) ++ ifxmips_led_set(1 << led_dev->bit); ++ else ++ ifxmips_led_clear(1 << led_dev->bit); ++} ++ ++void ifxmips_led_setup_gpio(void) ++{ ++ int i = 0; ++ ++ /* leds are controlled via a shift register ++ we need to setup pins SH,D,ST (4,5,6) to make it work */ ++ for (i = 4; i < 7; i++) { ++ ifxmips_port_set_altsel0(IFXMIPS_LED_GPIO_PORT, i); ++ ifxmips_port_clear_altsel1(IFXMIPS_LED_GPIO_PORT, i); ++ ifxmips_port_set_dir_out(IFXMIPS_LED_GPIO_PORT, i); ++ ifxmips_port_set_open_drain(IFXMIPS_LED_GPIO_PORT, i); ++ } ++} ++ ++static int ifxmips_led_probe(struct platform_device *dev) ++{ ++ int i = 0; ++ ++ ifxmips_led_setup_gpio(); ++ ++ ifxmips_w32(0, IFXMIPS_LED_AR); ++ ifxmips_w32(0, IFXMIPS_LED_CPU0); ++ ifxmips_w32(0, IFXMIPS_LED_CPU1); ++ ifxmips_w32(LED_CON0_SWU, IFXMIPS_LED_CON0); ++ ifxmips_w32(0, IFXMIPS_LED_CON1); ++ ++ /* setup the clock edge that the shift register is triggered on */ ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) & ~IFXMIPS_LED_EDGE_MASK, ++ IFXMIPS_LED_CON0); ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) | IFXMIPS_LED_CLK_EDGE, ++ IFXMIPS_LED_CON0); ++ ++ /* per default leds 15-0 are set */ ++ ifxmips_w32(IFXMIPS_LED_GROUP1 | IFXMIPS_LED_GROUP0, IFXMIPS_LED_CON1); ++ ++ /* leds are update periodically by the FPID */ ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON1) & ~IFXMIPS_LED_UPD_MASK, ++ IFXMIPS_LED_CON1); ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON1) | IFXMIPS_LED_UPD_SRC_FPI, ++ IFXMIPS_LED_CON1); ++ ++ /* set led update speed */ ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON1) & ~IFXMIPS_LED_MASK, ++ IFXMIPS_LED_CON1); ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON1) | IFXMIPS_LED_SPEED, ++ IFXMIPS_LED_CON1); ++ ++ /* adsl 0 and 1 leds are updated by the arc */ ++ ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) | IFXMIPS_LED_ADSL_SRC, ++ IFXMIPS_LED_CON0); ++ ++ /* per default, the leds are turned on */ ++ ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_LED); ++ ++ for (i = 0; i < IFXMIPS_MAX_LED; i++) { ++ struct ifxmips_led *tmp = ++ kzalloc(sizeof(struct ifxmips_led), GFP_KERNEL); ++ tmp->cdev.brightness_set = ifxmips_ledapi_set; ++ tmp->cdev.name = kmalloc(sizeof("ifxmips:led:00"), GFP_KERNEL); ++ sprintf((char *)tmp->cdev.name, "ifxmips:led:%02d", i); ++ tmp->cdev.default_trigger = NULL; ++ tmp->bit = i; ++ led_classdev_register(&dev->dev, &tmp->cdev); ++ } ++ ++ return 0; ++} ++ ++static int ifxmips_led_remove(struct platform_device *pdev) ++{ ++ return 0; ++} ++ ++static struct platform_driver ifxmips_led_driver = { ++ .probe = ifxmips_led_probe, ++ .remove = ifxmips_led_remove, ++ .driver = { ++ .name = DRVNAME, ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++int __init ifxmips_led_init(void) ++{ ++ int ret = platform_driver_register(&ifxmips_led_driver); ++ if (ret) ++ printk(KERN_INFO ++ "ifxmips_led: Error registering platfom driver!"); ++ ++ return ret; ++} ++ ++void __exit ifxmips_led_exit(void) ++{ ++ platform_driver_unregister(&ifxmips_led_driver); ++} ++ ++module_init(ifxmips_led_init); ++module_exit(ifxmips_led_exit); |