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authorlars <lars@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-05-18 17:55:41 +0000
committerlars <lars@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-05-18 17:55:41 +0000
commitfb189822fcab111e55d1c7e83c482dc2c144500a (patch)
treedd10e61f382ace3afbe40af3af8238757cf5e3d0 /target/linux/s3c24xx/files-2.6.30/arch
parentc5f7c391b56bb88e21895f0fc9310cd0919e8d0c (diff)
[s3c24xx] bump to 2.6.30-rc6
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15918 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/s3c24xx/files-2.6.30/arch')
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-bt.c253
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-gps.c244
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-gsm.c275
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-wlan.c195
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-shadow.c86
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-gps.h1
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-gsm.h1
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-wlan.h10
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02.h85
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c1718
10 files changed, 2868 insertions, 0 deletions
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-bt.c b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-bt.c
new file mode 100644
index 000000000..02cdd221d
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-bt.c
@@ -0,0 +1,253 @@
+/*
+ * Bluetooth PM code for the Openmoko Freerunner GSM Phone
+ *
+ * (C) 2007 by Openmoko Inc.
+ * Author: Harald Welte <laforge@openmoko.org>
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/rfkill.h>
+#include <linux/err.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <linux/gta02-shadow.h>
+
+#include <mach/gta02.h>
+#include <linux/mfd/pcf50633/gpio.h>
+
+#include <linux/regulator/consumer.h>
+
+#define DRVMSG "Openmoko Freerunner Bluetooth Power Management"
+
+struct gta02_pm_bt_data {
+ struct regulator *regulator;
+ struct rfkill *rfkill;
+ int pre_resume_state;
+};
+
+static ssize_t bt_read(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int ret = 0;
+ if (!strcmp(attr->attr.name, "power_on")) {
+ if (s3c2410_gpio_getpin(GTA02_GPIO_BT_EN))
+ ret = 1;
+ } else if (!strcmp(attr->attr.name, "reset")) {
+ if (s3c2410_gpio_getpin(GTA02_GPIO_BT_EN) == 0)
+ ret = 1;
+ }
+
+ if (!ret) {
+ return strlcpy(buf, "0\n", 3);
+ } else {
+ return strlcpy(buf, "1\n", 3);
+ }
+}
+
+static void __gta02_pm_bt_toggle_radio(struct device *dev, unsigned int on)
+{
+ struct gta02_pm_bt_data *bt_data = dev_get_drvdata(dev);
+
+ dev_info(dev, "__gta02_pm_bt_toggle_radio %d\n", on);
+
+ bt_data = dev_get_drvdata(dev);
+
+ gta02_gpb_setpin(GTA02_GPIO_BT_EN, !on);
+
+ if (on) {
+ if (!regulator_is_enabled(bt_data->regulator))
+ regulator_enable(bt_data->regulator);
+ } else {
+ if (regulator_is_enabled(bt_data->regulator))
+ regulator_disable(bt_data->regulator);
+ }
+
+ gta02_gpb_setpin(GTA02_GPIO_BT_EN, on);
+}
+
+
+static int bt_rfkill_toggle_radio(void *data, enum rfkill_state state)
+{
+ struct device *dev = data;
+ unsigned long on = (state == RFKILL_STATE_ON);
+
+ __gta02_pm_bt_toggle_radio(dev, on);
+
+ return 0;
+}
+
+static ssize_t bt_write(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ unsigned long on = simple_strtoul(buf, NULL, 10);
+ struct gta02_pm_bt_data *bt_data = dev_get_drvdata(dev);
+
+ if (!strcmp(attr->attr.name, "power_on")) {
+ enum rfkill_state state = on ? RFKILL_STATE_ON : RFKILL_STATE_OFF;
+ bt_rfkill_toggle_radio(dev, state);
+ bt_data->rfkill->state = state;
+
+ __gta02_pm_bt_toggle_radio(dev, on);
+ } else if (!strcmp(attr->attr.name, "reset")) {
+ /* reset is low-active, so we need to invert */
+ gta02_gpb_setpin(GTA02_GPIO_BT_EN, on ? 0 : 1);
+ }
+
+ return count;
+}
+
+static DEVICE_ATTR(power_on, 0644, bt_read, bt_write);
+static DEVICE_ATTR(reset, 0644, bt_read, bt_write);
+
+#ifdef CONFIG_PM
+static int gta02_bt_suspend(struct platform_device *pdev, pm_message_t state)
+{
+ struct gta02_pm_bt_data *bt_data = dev_get_drvdata(&pdev->dev);
+
+ dev_dbg(&pdev->dev, DRVMSG ": suspending\n");
+
+ bt_data->pre_resume_state = s3c2410_gpio_getpin(GTA02_GPIO_BT_EN);
+ __gta02_pm_bt_toggle_radio(&pdev->dev, 0);
+
+ return 0;
+}
+
+static int gta02_bt_resume(struct platform_device *pdev)
+{
+ struct gta02_pm_bt_data *bt_data = dev_get_drvdata(&pdev->dev);
+ dev_dbg(&pdev->dev, DRVMSG ": resuming\n");
+
+ __gta02_pm_bt_toggle_radio(&pdev->dev, bt_data->pre_resume_state);
+ return 0;
+}
+#else
+#define gta02_bt_suspend NULL
+#define gta02_bt_resume NULL
+#endif
+
+static struct attribute *gta02_bt_sysfs_entries[] = {
+ &dev_attr_power_on.attr,
+ &dev_attr_reset.attr,
+ NULL
+};
+
+static struct attribute_group gta02_bt_attr_group = {
+ .name = NULL,
+ .attrs = gta02_bt_sysfs_entries,
+};
+
+static int __init gta02_bt_probe(struct platform_device *pdev)
+{
+ struct rfkill *rfkill;
+ struct regulator *regulator;
+ struct gta02_pm_bt_data *bt_data;
+ int ret;
+
+ dev_info(&pdev->dev, DRVMSG ": starting\n");
+
+ bt_data = kzalloc(sizeof(*bt_data), GFP_KERNEL);
+ dev_set_drvdata(&pdev->dev, bt_data);
+
+ regulator = regulator_get(&pdev->dev, "BT_3V2");
+ if (IS_ERR(regulator))
+ return -ENODEV;
+
+ bt_data->regulator = regulator;
+
+ /* this tests the true physical state of the regulator... */
+ if (regulator_is_enabled(regulator)) {
+ /*
+ * but these only operate on the logical state of the
+ * regulator... so we need to logicaly "adopt" it on
+ * to turn it off
+ */
+ regulator_enable(regulator);
+ regulator_disable(regulator);
+ }
+
+ /* we pull reset to low to make sure that the chip doesn't
+ * drain power through the reset line */
+ gta02_gpb_setpin(GTA02_GPIO_BT_EN, 0);
+
+ rfkill = rfkill_allocate(&pdev->dev, RFKILL_TYPE_BLUETOOTH);
+
+ rfkill->name = pdev->name;
+ rfkill->data = &pdev->dev;
+ rfkill->state = RFKILL_STATE_OFF;
+ rfkill->toggle_radio = bt_rfkill_toggle_radio;
+
+ ret = rfkill_register(rfkill);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to register rfkill\n");
+ return ret;
+ }
+
+ bt_data->rfkill = rfkill;
+
+ return sysfs_create_group(&pdev->dev.kobj, &gta02_bt_attr_group);
+}
+
+static int gta02_bt_remove(struct platform_device *pdev)
+{
+ struct gta02_pm_bt_data *bt_data = dev_get_drvdata(&pdev->dev);
+ struct regulator *regulator;
+
+ sysfs_remove_group(&pdev->dev.kobj, &gta02_bt_attr_group);
+
+ if (bt_data->rfkill) {
+ rfkill_unregister(bt_data->rfkill);
+ rfkill_free(bt_data->rfkill);
+ }
+
+ if (!bt_data || !bt_data->regulator)
+ return 0;
+
+ regulator = bt_data->regulator;
+
+ /* Make sure regulator is disabled before calling regulator_put */
+ if (regulator_is_enabled(regulator))
+ regulator_disable(regulator);
+
+ regulator_put(regulator);
+
+ kfree(bt_data);
+
+ return 0;
+}
+
+static struct platform_driver gta02_bt_driver = {
+ .probe = gta02_bt_probe,
+ .remove = gta02_bt_remove,
+ .suspend = gta02_bt_suspend,
+ .resume = gta02_bt_resume,
+ .driver = {
+ .name = "gta02-pm-bt",
+ },
+};
+
+static int __devinit gta02_bt_init(void)
+{
+ return platform_driver_register(&gta02_bt_driver);
+}
+
+static void gta02_bt_exit(void)
+{
+ platform_driver_unregister(&gta02_bt_driver);
+}
+
+module_init(gta02_bt_init);
+module_exit(gta02_bt_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Harald Welte <laforge@openmoko.org>");
+MODULE_DESCRIPTION(DRVMSG);
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-gps.c b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-gps.c
new file mode 100644
index 000000000..9325123c0
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-gps.c
@@ -0,0 +1,244 @@
+/*
+ * GPS Power Management code for the Openmoko Freerunner GSM Phone
+ *
+ * (C) 2007-2009 by Openmoko Inc.
+ * Author: Harald Welte <laforge@openmoko.org>
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+
+#include <mach/hardware.h>
+#include <mach/cpu.h>
+
+#include <asm/mach-types.h>
+
+#include <linux/gta02-shadow.h>
+
+#include <mach/gta02.h>
+#include <linux/mfd/pcf50633/core.h>
+#include <linux/mfd/pcf50633/pmic.h>
+
+#include <linux/regulator/consumer.h>
+#include <linux/err.h>
+
+struct gta02_pm_gps_data {
+#ifdef CONFIG_PM
+ int keep_on_in_suspend;
+#endif
+ int power_was_on;
+ struct regulator *regulator;
+};
+
+static struct gta02_pm_gps_data gta02_gps;
+
+int gta02_pm_gps_is_on(void)
+{
+ return gta02_gps.power_was_on;
+}
+EXPORT_SYMBOL_GPL(gta02_pm_gps_is_on);
+
+/* This is the POWERON pin */
+static void gps_pwron_set(int on)
+{
+ if (on) {
+ /* return UART pins to being UART pins */
+ s3c2410_gpio_cfgpin(S3C2410_GPH4, S3C2410_GPH4_TXD1);
+ /* remove pulldown now it won't be floating any more */
+ s3c2410_gpio_pullup(S3C2410_GPH5, 0);
+
+ if (!gta02_gps.power_was_on)
+ regulator_enable(gta02_gps.regulator);
+ } else {
+ /*
+ * take care not to power unpowered GPS from UART TX
+ * return them to GPIO and force low
+ */
+ s3c2410_gpio_cfgpin(S3C2410_GPH4, S3C2410_GPH4_OUTP);
+ s3c2410_gpio_setpin(S3C2410_GPH4, 0);
+ /* don't let RX from unpowered GPS float */
+ s3c2410_gpio_pullup(S3C2410_GPH5, 1);
+ if (gta02_gps.power_was_on)
+ regulator_disable(gta02_gps.regulator);
+ }
+}
+
+static int gps_pwron_get(void)
+{
+ return regulator_is_enabled(gta02_gps.regulator);
+}
+
+#ifdef CONFIG_PM
+/* This is the flag for keeping gps ON during suspend */
+static void gps_keep_on_in_suspend_set(int on)
+{
+ gta02_gps.keep_on_in_suspend = on;
+}
+
+static int gps_keep_on_in_suspend_get(void)
+{
+ return gta02_gps.keep_on_in_suspend;
+}
+#endif
+
+static ssize_t power_gps_read(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int ret = 0;
+
+ if (!strcmp(attr->attr.name, "power_on") ||
+ !strcmp(attr->attr.name, "pwron")) {
+ ret = gps_pwron_get();
+#ifdef CONFIG_PM
+ } else if (!strcmp(attr->attr.name, "keep_on_in_suspend")) {
+ ret = gps_keep_on_in_suspend_get();
+#endif
+ }
+ if (ret)
+ return strlcpy(buf, "1\n", 3);
+ else
+ return strlcpy(buf, "0\n", 3);
+}
+
+static ssize_t power_gps_write(struct device *dev,
+ struct device_attribute *attr, const char *buf,
+ size_t count)
+{
+ unsigned long on = simple_strtoul(buf, NULL, 10);
+
+ if (!strcmp(attr->attr.name, "power_on") ||
+ !strcmp(attr->attr.name, "pwron")) {
+ gps_pwron_set(on);
+ gta02_gps.power_was_on = !!on;
+#ifdef CONFIG_PM
+ } else if (!strcmp(attr->attr.name, "keep_on_in_suspend")) {
+ gps_keep_on_in_suspend_set(on);
+#endif
+ }
+ return count;
+}
+
+#ifdef CONFIG_PM
+static int gta02_pm_gps_suspend(struct platform_device *pdev,
+ pm_message_t state)
+{
+ if (!gta02_gps.keep_on_in_suspend ||
+ !gta02_gps.power_was_on)
+ gps_pwron_set(0);
+ else
+ dev_warn(&pdev->dev, "GTA02: keeping gps ON "
+ "during suspend\n");
+ return 0;
+}
+
+static int gta02_pm_gps_resume(struct platform_device *pdev)
+{
+ if (!gta02_gps.keep_on_in_suspend && gta02_gps.power_was_on)
+ gps_pwron_set(1);
+
+ return 0;
+}
+
+static DEVICE_ATTR(keep_on_in_suspend, 0644, power_gps_read, power_gps_write);
+#else
+#define gta02_pm_gps_suspend NULL
+#define gta02_pm_gps_resume NULL
+#endif
+
+static DEVICE_ATTR(power_on, 0644, power_gps_read, power_gps_write);
+
+static struct attribute *gta02_gps_sysfs_entries[] = {
+ &dev_attr_power_on.attr,
+#ifdef CONFIG_PM
+ &dev_attr_keep_on_in_suspend.attr,
+#endif
+ NULL
+};
+
+static struct attribute_group gta02_gps_attr_group = {
+ .name = NULL,
+ .attrs = gta02_gps_sysfs_entries,
+};
+
+static int __init gta02_pm_gps_probe(struct platform_device *pdev)
+{
+ gta02_gps.regulator = regulator_get(&pdev->dev, "RF_3V");
+ if (IS_ERR(gta02_gps.regulator)) {
+ dev_err(&pdev->dev, "probe failed %ld\n",
+ PTR_ERR(gta02_gps.regulator));
+
+ return PTR_ERR(gta02_gps.regulator);
+ }
+
+ dev_info(&pdev->dev, "starting\n");
+
+ /*
+ * Here we should call the code that handles the set GPS power
+ * off action. But, the regulator API does not allow us to
+ * reassert regulator state, and when we read the regulator API
+ * logical state, it can differ from the actual state, So
+ * a workaround for this is to just set the regulator off in the
+ * PMU directly. Because that's different from normal flow, we
+ * have to reproduce other things from the OFF action here too.
+ */
+
+ /*
+ * u-boot enables LDO5 (GPS), which doesn't make sense and
+ * causes confusion. We therefore disable the regulator here.
+ */
+ pcf50633_reg_write(gta02_pcf, PCF50633_REG_LDO5ENA, 0);
+
+ /*
+ * take care not to power unpowered GPS from UART TX
+ * return them to GPIO and force low
+ */
+ s3c2410_gpio_cfgpin(S3C2410_GPH4, S3C2410_GPH4_OUTP);
+ s3c2410_gpio_setpin(S3C2410_GPH4, 0);
+ /* don't let RX from unpowered GPS float */
+ s3c2410_gpio_pullup(S3C2410_GPH5, 1);
+
+ return sysfs_create_group(&pdev->dev.kobj,
+ &gta02_gps_attr_group);
+}
+
+static int gta02_pm_gps_remove(struct platform_device *pdev)
+{
+ regulator_put(gta02_gps.regulator);
+ sysfs_remove_group(&pdev->dev.kobj, &gta02_gps_attr_group);
+ return 0;
+}
+
+static struct platform_driver gta02_pm_gps_driver = {
+ .probe = gta02_pm_gps_probe,
+ .remove = gta02_pm_gps_remove,
+ .suspend = gta02_pm_gps_suspend,
+ .resume = gta02_pm_gps_resume,
+ .driver = {
+ .name = "gta02-pm-gps",
+ },
+};
+
+static int __devinit gta02_pm_gps_init(void)
+{
+ return platform_driver_register(&gta02_pm_gps_driver);
+}
+
+static void gta02_pm_gps_exit(void)
+{
+ platform_driver_unregister(&gta02_pm_gps_driver);
+}
+
+module_init(gta02_pm_gps_init);
+module_exit(gta02_pm_gps_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Harald Welte <laforge@openmoko.org>");
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-gsm.c b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-gsm.c
new file mode 100644
index 000000000..2f1da04f5
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-gsm.c
@@ -0,0 +1,275 @@
+/*
+ * GSM Management code for the Openmoko Freerunner GSM Phone
+ *
+ * (C) 2007 by Openmoko Inc.
+ * Author: Harald Welte <laforge@openmoko.org>
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/console.h>
+#include <linux/errno.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/gta02-shadow.h>
+
+#include <mach/gpio.h>
+#include <asm/mach-types.h>
+
+#include <mach/hardware.h>
+#include <mach/cpu.h>
+
+#include <mach/gta02.h>
+#include <linux/mfd/pcf50633/gpio.h>
+#include <mach/regs-gpio.h>
+#include <mach/regs-gpioj.h>
+
+int gta_gsm_interrupts;
+EXPORT_SYMBOL(gta_gsm_interrupts);
+
+struct gta02pm_priv {
+ int gpio_ndl_gsm;
+};
+
+static struct gta02pm_priv gta02_gsm;
+
+static ssize_t gsm_read(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ if (!strcmp(attr->attr.name, "power_on")) {
+ if (pcf50633_gpio_get(gta02_pcf, PCF50633_GPIO2))
+ goto out_1;
+ } else if (!strcmp(attr->attr.name, "download")) {
+ if (!s3c2410_gpio_getpin(GTA02_GPIO_nDL_GSM))
+ goto out_1;
+ } else if (!strcmp(attr->attr.name, "flowcontrolled")) {
+ if (s3c2410_gpio_getcfg(S3C2410_GPH1) == S3C2410_GPIO_OUTPUT)
+ goto out_1;
+ }
+
+ return strlcpy(buf, "0\n", 3);
+out_1:
+ return strlcpy(buf, "1\n", 3);
+}
+
+static void gsm_on_off(struct device *dev, int on)
+{
+ if (!on) {
+ /*
+ * Do not drive into powered-down GSM side
+ * GTA02 only, because on GTA01 maybe serial
+ * is used otherwise.
+ */
+ s3c2410_gpio_cfgpin(S3C2410_GPH1, S3C2410_GPIO_INPUT);
+ s3c2410_gpio_cfgpin(S3C2410_GPH2, S3C2410_GPIO_INPUT);
+
+ pcf50633_gpio_set(gta02_pcf, PCF50633_GPIO2, 0);
+
+ return;
+ }
+
+ /* allow UART to talk to GSM side now we will power it */
+ s3c2410_gpio_cfgpin(S3C2410_GPH1, S3C2410_GPH1_nRTS0);
+ s3c2410_gpio_cfgpin(S3C2410_GPH2, S3C2410_GPH2_TXD0);
+
+ pcf50633_gpio_set(gta02_pcf, PCF50633_GPIO2, 7);
+
+ msleep(100);
+
+ /*
+ * workaround for calypso firmware moko10 and earlier,
+ * without this it will leave IRQ line high after
+ * booting
+ */
+ s3c2410_gpio_setpin(S3C2410_GPH1, 1);
+ s3c2410_gpio_cfgpin(S3C2410_GPH1, S3C2410_GPH1_OUTP);
+ msleep(1000);
+ s3c2410_gpio_cfgpin(S3C2410_GPH1, S3C2410_GPH1_nRTS0);
+
+}
+
+static ssize_t gsm_write(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ unsigned long on = simple_strtoul(buf, NULL, 10);
+
+ if (!strcmp(attr->attr.name, "power_on")) {
+ gsm_on_off(dev, on);
+
+ return count;
+ }
+
+ if (!strcmp(attr->attr.name, "download")) {
+ /*
+ * the keyboard / buttons driver requests and enables
+ * the JACK_INSERT IRQ. We have to take care about
+ * not enabling and disabling the IRQ when it was
+ * already in that state or we get "unblanaced IRQ"
+ * kernel warnings and stack dumps. So we use the
+ * copy of the ndl_gsm state to figure out if we should
+ * enable or disable the jack interrupt
+ */
+ if (on) {
+ if (gta02_gsm.gpio_ndl_gsm)
+ disable_irq(gpio_to_irq(
+ GTA02_GPIO_JACK_INSERT));
+ } else {
+ if (!gta02_gsm.gpio_ndl_gsm)
+ enable_irq(gpio_to_irq(
+ GTA02_GPIO_JACK_INSERT));
+ }
+
+ gta02_gsm.gpio_ndl_gsm = !on;
+ s3c2410_gpio_setpin(GTA02_GPIO_nDL_GSM, !on);
+
+ return count;
+ }
+
+ if (!strcmp(attr->attr.name, "flowcontrolled")) {
+ if (on) {
+ gta_gsm_interrupts = 0;
+ s3c2410_gpio_setpin(S3C2410_GPH1, 1);
+ s3c2410_gpio_cfgpin(S3C2410_GPH1, S3C2410_GPH1_OUTP);
+ } else
+ s3c2410_gpio_cfgpin(S3C2410_GPH1, S3C2410_GPH1_nRTS0);
+ }
+
+ return count;
+}
+
+static DEVICE_ATTR(power_on, 0644, gsm_read, gsm_write);
+static DEVICE_ATTR(reset, 0644, gsm_read, gsm_write);
+static DEVICE_ATTR(download, 0644, gsm_read, gsm_write);
+static DEVICE_ATTR(flowcontrolled, 0644, gsm_read, gsm_write);
+
+#ifdef CONFIG_PM
+
+static int gta02_gsm_resume(struct platform_device *pdev);
+static int gta02_gsm_suspend(struct platform_device *pdev, pm_message_t state)
+{
+ /* GPIO state is saved/restored by S3C2410 core GPIO driver, so we
+ * don't need to do much here. */
+
+ /* If flowcontrol asserted, abort if GSM already interrupted */
+ if (s3c2410_gpio_getcfg(S3C2410_GPH1) == S3C2410_GPIO_OUTPUT) {
+ if (gta_gsm_interrupts)
+ goto busy;
+ }
+
+ /* disable DL GSM to prevent jack_insert becoming 'floating' */
+ s3c2410_gpio_setpin(GTA02_GPIO_nDL_GSM, 1);
+ return 0;
+
+busy:
+ return -EBUSY;
+}
+
+static int
+gta02_gsm_suspend_late(struct platform_device *pdev, pm_message_t state)
+{
+ /* Last chance: abort if GSM already interrupted */
+ if (s3c2410_gpio_getcfg(S3C2410_GPH1) == S3C2410_GPIO_OUTPUT) {
+ if (gta_gsm_interrupts)
+ return -EBUSY;
+ }
+ return 0;
+}
+
+static int gta02_gsm_resume(struct platform_device *pdev)
+{
+ /* GPIO state is saved/restored by S3C2410 core GPIO driver, so we
+ * don't need to do much here. */
+
+ s3c2410_gpio_setpin(GTA02_GPIO_nDL_GSM, gta02_gsm.gpio_ndl_gsm);
+
+ return 0;
+}
+#else
+#define gta02_gsm_suspend NULL
+#define gta02_gsm_suspend_late NULL
+#define gta02_gsm_resume NULL
+#endif /* CONFIG_PM */
+
+static struct attribute *gta02_gsm_sysfs_entries[] = {
+ &dev_attr_power_on.attr,
+ &dev_attr_reset.attr,
+ &dev_attr_download.attr,
+ &dev_attr_flowcontrolled.attr,
+ NULL
+};
+
+static struct attribute_group gta02_gsm_attr_group = {
+ .name = NULL,
+ .attrs = gta02_gsm_sysfs_entries,
+};
+
+static int __init gta02_gsm_probe(struct platform_device *pdev)
+{
+ switch (S3C_SYSTEM_REV_ATAG) {
+ case GTA02v1_SYSTEM_REV:
+ case GTA02v2_SYSTEM_REV:
+ case GTA02v3_SYSTEM_REV:
+ case GTA02v4_SYSTEM_REV:
+ case GTA02v5_SYSTEM_REV:
+ case GTA02v6_SYSTEM_REV:
+ break;
+ default:
+ /* TODO: fail */
+ dev_warn(&pdev->dev, "Unknown Neo1973 Revision 0x%x, "
+ "some PM features not available!!!\n",
+ system_rev);
+ break;
+ }
+
+ /* note that download initially disabled, and enforce that */
+ gta02_gsm.gpio_ndl_gsm = 1;
+ s3c2410_gpio_setpin(GTA02_GPIO_nDL_GSM, 1);
+
+ /* GSM is to be initially off (at boot, or if this module inserted) */
+ gsm_on_off(&pdev->dev, 0);
+
+ return sysfs_create_group(&pdev->dev.kobj, &gta02_gsm_attr_group);
+}
+
+static int gta02_gsm_remove(struct platform_device *pdev)
+{
+ sysfs_remove_group(&pdev->dev.kobj, &gta02_gsm_attr_group);
+
+ return 0;
+}
+
+static struct platform_driver gta02_gsm_driver = {
+ .probe = gta02_gsm_probe,
+ .remove = gta02_gsm_remove,
+ .suspend = gta02_gsm_suspend,
+ .suspend_late = gta02_gsm_suspend_late,
+ .resume = gta02_gsm_resume,
+ .driver = {
+ .name = "gta02-pm-gsm",
+ },
+};
+
+static int __devinit gta02_gsm_init(void)
+{
+ return platform_driver_register(&gta02_gsm_driver);
+}
+
+static void gta02_gsm_exit(void)
+{
+ platform_driver_unregister(&gta02_gsm_driver);
+}
+
+module_init(gta02_gsm_init);
+module_exit(gta02_gsm_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Harald Welte <laforge@openmoko.org>");
+MODULE_DESCRIPTION("Openmoko Freerunner GSM Power Management");
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-wlan.c b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-wlan.c
new file mode 100644
index 000000000..5f2b159ed
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-pm-wlan.c
@@ -0,0 +1,195 @@
+/*
+ * GTA02 WLAN power management
+ *
+ * (C) 2008, 2009 by Openmoko Inc.
+ * Author: Andy Green <andy@openmoko.com>
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/mutex.h>
+#include <linux/platform_device.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <linux/gta02-shadow.h>
+
+#include <mach/gta02.h>
+#include <mach/gta02-pm-wlan.h>
+#include <mach/regs-gpio.h>
+#include <mach/regs-gpioj.h>
+
+#include <linux/delay.h>
+#include <linux/rfkill.h>
+
+
+/* ----- Module hardware reset ("power") ----------------------------------- */
+
+
+void gta02_wlan_reset(int assert_reset)
+{
+ if (assert_reset) {
+ s3c2410_gpio_setpin(GTA02_GPIO_nWLAN_RESET, 0);
+ msleep(200); /* probably excessive but we don't have specs */
+ } else {
+ s3c2410_gpio_setpin(GTA02_GPIO_nWLAN_RESET, 1);
+ }
+}
+
+/* ----- rfkill ------------------------------------------------------------ */
+
+/*
+ * S3C MCI handles suspend/resume through device removal/insertion. In order to
+ * preserve rfkill state, as required in clause 7 of section 3.1 in rfkill.txt,
+ * we therefore need to maintain rfkill state outside the driver.
+ *
+ * This platform driver is as good a place as any other.
+ */
+
+static int (*gta02_wlan_rfkill_cb)(void *user, int on);
+static void *gta02_wlan_rfkill_user;
+static DEFINE_MUTEX(gta02_wlan_rfkill_lock);
+static int gta02_wlan_rfkill_on;
+
+/*
+ * gta02_wlan_query_rfkill_lock is used to obtain the rfkill state before the
+ * driver is ready to process rfkill callbacks. To prevent the state from
+ * changing until the driver has completed its initialization, we grab and hold
+ * the rfkill lock.
+ *
+ * A call to gta02_wlan_query_rfkill_lock must be followed by either
+ * - a call to gta02_wlan_set_rfkill_cb, to complete the setup, or
+ * - a call to gta02_wlan_query_rfkill_unlock to abort the setup process.
+ */
+
+int gta02_wlan_query_rfkill_lock(void)
+{
+ mutex_lock(&gta02_wlan_rfkill_lock);
+ return gta02_wlan_rfkill_on;
+}
+EXPORT_SYMBOL_GPL(gta02_wlan_query_rfkill_lock);
+
+void gta02_wlan_query_rfkill_unlock(void)
+{
+ mutex_unlock(&gta02_wlan_rfkill_lock);
+}
+EXPORT_SYMBOL_GPL(gta02_wlan_query_rfkill_unlock);
+
+void gta02_wlan_set_rfkill_cb(int (*cb)(void *user, int on), void *user)
+{
+ BUG_ON(!mutex_is_locked(&gta02_wlan_rfkill_lock));
+ BUG_ON(gta02_wlan_rfkill_cb);
+ gta02_wlan_rfkill_cb = cb;
+ gta02_wlan_rfkill_user = user;
+ mutex_unlock(&gta02_wlan_rfkill_lock);
+}
+EXPORT_SYMBOL_GPL(gta02_wlan_set_rfkill_cb);
+
+void gta02_wlan_clear_rfkill_cb(void)
+{
+ mutex_lock(&gta02_wlan_rfkill_lock);
+ BUG_ON(!gta02_wlan_rfkill_cb);
+ gta02_wlan_rfkill_cb = NULL;
+ mutex_unlock(&gta02_wlan_rfkill_lock);
+}
+EXPORT_SYMBOL_GPL(gta02_wlan_clear_rfkill_cb);
+
+static int gta02_wlan_toggle_radio(void *data, enum rfkill_state state)
+{
+ struct device *dev = data;
+ int on = state == RFKILL_STATE_UNBLOCKED;
+ int res = 0;
+
+ dev_dbg(dev, "gta02_wlan_toggle_radio: state %d (%p)\n",
+ state, gta02_wlan_rfkill_cb);
+ mutex_lock(&gta02_wlan_rfkill_lock);
+ if (gta02_wlan_rfkill_cb)
+ res = gta02_wlan_rfkill_cb(gta02_wlan_rfkill_user, on);
+ if (!res)
+ gta02_wlan_rfkill_on = on;
+ mutex_unlock(&gta02_wlan_rfkill_lock);
+ return res;
+}
+
+
+/* ----- Initialization/removal -------------------------------------------- */
+
+
+static int __init gta02_wlan_probe(struct platform_device *pdev)
+{
+ /* default-on for now */
+ const int default_state = 1;
+ struct rfkill *rfkill;
+ int error;
+
+ dev_info(&pdev->dev, "starting\n");
+
+ s3c2410_gpio_cfgpin(GTA02_GPIO_nWLAN_RESET, S3C2410_GPIO_OUTPUT);
+ gta02_wlan_reset(1);
+ gta02_wlan_reset(0);
+
+ rfkill = rfkill_allocate(&pdev->dev, RFKILL_TYPE_WLAN);
+ rfkill->name = "ar6000";
+ rfkill->data = &pdev->dev;
+ rfkill->state = default_state ? RFKILL_STATE_ON : RFKILL_STATE_OFF;
+ /*
+ * If the WLAN driver somehow managed to get activated before we're
+ * ready, the driver is now in an unknown state, which isn't something
+ * we're prepared to handle. This can't happen, so just fail hard.
+ */
+ BUG_ON(gta02_wlan_rfkill_cb);
+ gta02_wlan_rfkill_on = default_state;
+ rfkill->toggle_radio = gta02_wlan_toggle_radio;
+
+ error = rfkill_register(rfkill);
+ if (error) {
+ rfkill_free(rfkill);
+ return error;
+ }
+
+ dev_set_drvdata(&pdev->dev, rfkill);
+
+ return 0;
+}
+
+static int gta02_wlan_remove(struct platform_device *pdev)
+{
+ struct rfkill *rfkill = dev_get_drvdata(&pdev->dev);
+
+ rfkill_unregister(rfkill);
+ rfkill_free(rfkill);
+
+ return 0;
+}
+
+static struct platform_driver gta02_wlan_driver = {
+ .probe = gta02_wlan_probe,
+ .remove = gta02_wlan_remove,
+ .driver = {
+ .name = "gta02-pm-wlan",
+ },
+};
+
+static int __devinit gta02_wlan_init(void)
+{
+ return platform_driver_register(&gta02_wlan_driver);
+}
+
+static void gta02_wlan_exit(void)
+{
+ platform_driver_unregister(&gta02_wlan_driver);
+}
+
+module_init(gta02_wlan_init);
+module_exit(gta02_wlan_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Andy Green <andy@openmoko.com>");
+MODULE_DESCRIPTION("Openmoko GTA02 WLAN power management");
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-shadow.c b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-shadow.c
new file mode 100644
index 000000000..c65304ae1
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/gta02-shadow.c
@@ -0,0 +1,86 @@
+/*
+ * Common utility code for GTA02
+ *
+ * Copyright (C) 2008 by Openmoko, Inc.
+ * Author: Holger Hans Peter Freyther <freyther@openmoko.org>
+ * All rights reserved.
+ *
+ * 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
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+
+#include <asm/gpio.h>
+#include <mach/regs-gpio.h>
+#include <linux/gta02-shadow.h>
+
+/**
+ * Shadow GPIO bank B handling. For the LEDs we need to keep track of the state
+ * in software. The s3c2410_gpio_setpin must not be used for GPIOs on bank B
+ */
+static unsigned long gpb_mask;
+static unsigned long gpb_state;
+
+void gta02_gpb_add_shadow_gpio(unsigned int gpio)
+{
+ unsigned long offset = S3C2410_GPIO_OFFSET(gpio);
+ unsigned long flags;
+
+ local_irq_save(flags);
+ gpb_mask |= 1L << offset;
+ local_irq_restore(flags);
+}
+EXPORT_SYMBOL(gta02_gpb_add_shadow_gpio);
+
+static void set_shadow_gpio(unsigned long offset, unsigned int value)
+{
+ unsigned long state = value != 0;
+
+ gpb_state &= ~(1L << offset);
+ gpb_state |= state << offset;
+}
+
+void gta02_gpb_setpin(unsigned int pin, unsigned to)
+{
+ void __iomem *base = S3C24XX_GPIO_BASE(S3C2410_GPB0);
+ unsigned long offset = S3C2410_GPIO_OFFSET(pin);
+ unsigned long flags;
+ unsigned long dat;
+
+ BUG_ON(base != S3C24XX_GPIO_BASE(pin));
+
+ local_irq_save(flags);
+ dat = __raw_readl(base + 0x04);
+
+ /* Add the shadow values */
+ dat &= ~gpb_mask;
+ dat |= gpb_state;
+
+ /* Do the operation like s3c2410_gpio_setpin */
+ dat &= ~(1L << offset);
+ dat |= to << offset;
+
+ /* Update the shadow state */
+ if ((1L << offset) & gpb_mask)
+ set_shadow_gpio(offset, to);
+
+ __raw_writel(dat, base + 0x04);
+ local_irq_restore(flags);
+}
+EXPORT_SYMBOL(gta02_gpb_setpin);
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-gps.h b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-gps.h
new file mode 100644
index 000000000..f15180ac0
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-gps.h
@@ -0,0 +1 @@
+extern int gta02_pm_gps_is_on(void);
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-gsm.h b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-gsm.h
new file mode 100644
index 000000000..07c072803
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-gsm.h
@@ -0,0 +1 @@
+extern int gta_gsm_interrupts;
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-wlan.h b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-wlan.h
new file mode 100644
index 000000000..483697897
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02-pm-wlan.h
@@ -0,0 +1,10 @@
+#ifndef __MACH_GTA02_PM_WLAN_H
+#define __MACH_GTA02_PM_WLAN_H
+
+void gta02_wlan_reset(int assert_reset);
+int gta02_wlan_query_rfkill_lock(void);
+void gta02_wlan_query_rfkill_unlock(void);
+void gta02_wlan_set_rfkill_cb(int (*cb)(void *user, int on), void *user);
+void gta02_wlan_clear_rfkill_cb(void);
+
+#endif /* __MACH_GTA02_PM_WLAN_H */
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02.h b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02.h
new file mode 100644
index 000000000..d8d9d9053
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02.h
@@ -0,0 +1,85 @@
+#ifndef _GTA02_H
+#define _GTA02_H
+
+#include <mach/regs-gpio.h>
+#include <mach/irqs.h>
+
+/* Different hardware revisions, passed in ATAG_REVISION by u-boot */
+#define GTA02v1_SYSTEM_REV 0x00000310
+#define GTA02v2_SYSTEM_REV 0x00000320
+#define GTA02v3_SYSTEM_REV 0x00000330
+#define GTA02v4_SYSTEM_REV 0x00000340
+#define GTA02v5_SYSTEM_REV 0x00000350
+#define GTA02v6_SYSTEM_REV 0x00000360
+
+#define GTA02_GPIO_n3DL_GSM S3C2410_GPA13 /* v1 + v2 + v3 only */
+
+#define GTA02_GPIO_PWR_LED1 S3C2410_GPB0
+#define GTA02_GPIO_PWR_LED2 S3C2410_GPB1
+#define GTA02_GPIO_AUX_LED S3C2410_GPB2
+#define GTA02_GPIO_VIBRATOR_ON S3C2410_GPB3
+#define GTA02_GPIO_MODEM_RST S3C2410_GPB5
+#define GTA02_GPIO_BT_EN S3C2410_GPB6
+#define GTA02_GPIO_MODEM_ON S3C2410_GPB7
+#define GTA02_GPIO_EXTINT8 S3C2410_GPB8
+#define GTA02_GPIO_USB_PULLUP S3C2410_GPB9
+
+#define GTA02_GPIO_PIO5 S3C2410_GPC5 /* v3 + v4 only */
+#define GTA02v3_GPIO_nG1_CS S3C2410_GPD12 /* v3 + v4 only */
+#define GTA02v3_GPIO_nG2_CS S3C2410_GPD13 /* v3 + v4 only */
+#define GTA02v5_GPIO_HDQ S3C2410_GPD14 /* v5 + */
+
+#define GTA02_GPIO_nG1_INT S3C2410_GPF0
+#define GTA02_GPIO_IO1 S3C2410_GPF1
+#define GTA02_GPIO_PIO_2 S3C2410_GPF2 /* v2 + v3 + v4 only */
+#define GTA02_GPIO_JACK_INSERT S3C2410_GPF4
+#define GTA02_GPIO_WLAN_GPIO1 S3C2410_GPF5 /* v2 + v3 + v4 only */
+#define GTA02_GPIO_AUX_KEY S3C2410_GPF6
+#define GTA02_GPIO_HOLD_KEY S3C2410_GPF7
+
+#define GTA02_GPIO_3D_IRQ S3C2410_GPG4
+#define GTA02v2_GPIO_nG2_INT S3C2410_GPG8 /* v2 + v3 + v4 only */
+#define GTA02v3_GPIO_nUSB_OC S3C2410_GPG9 /* v3 + v4 only */
+#define GTA02v3_GPIO_nUSB_FLT S3C2410_GPG10 /* v3 + v4 only */
+#define GTA02v3_GPIO_nGSM_OC S3C2410_GPG11 /* v3 + v4 only */
+
+#define GTA02_GPIO_AMP_SHUT S3C2440_GPJ1 /* v2 + v3 + v4 only */
+#define GTA02v1_GPIO_WLAN_GPIO10 S3C2440_GPJ2
+#define GTA02_GPIO_HP_IN S3C2440_GPJ2 /* v2 + v3 + v4 only */
+#define GTA02_GPIO_INT0 S3C2440_GPJ3 /* v2 + v3 + v4 only */
+#define GTA02_GPIO_nGSM_EN S3C2440_GPJ4
+#define GTA02_GPIO_3D_RESET S3C2440_GPJ5
+#define GTA02_GPIO_nDL_GSM S3C2440_GPJ6 /* v4 + v5 only */
+#define GTA02_GPIO_WLAN_GPIO0 S3C2440_GPJ7
+#define GTA02v1_GPIO_BAT_ID S3C2440_GPJ8
+#define GTA02_GPIO_KEEPACT S3C2440_GPJ8
+#define GTA02v1_GPIO_HP_IN S3C2440_GPJ10
+#define GTA02_CHIP_PWD S3C2440_GPJ11 /* v2 + v3 + v4 only */
+#define GTA02_GPIO_nWLAN_RESET S3C2440_GPJ12 /* v2 + v3 + v4 only */
+
+#define GTA02_IRQ_GSENSOR_1 IRQ_EINT0
+#define GTA02_IRQ_MODEM IRQ_EINT1
+#define GTA02_IRQ_PIO_2 IRQ_EINT2 /* v2 + v3 + v4 only */
+#define GTA02_IRQ_nJACK_INSERT IRQ_EINT4
+#define GTA02_IRQ_WLAN_GPIO1 IRQ_EINT5
+#define GTA02_IRQ_AUX IRQ_EINT6
+#define GTA02_IRQ_nHOLD IRQ_EINT7
+#define GTA02_IRQ_PCF50633 IRQ_EINT9
+#define GTA02_IRQ_3D IRQ_EINT12
+#define GTA02_IRQ_GSENSOR_2 IRQ_EINT16 /* v2 + v3 + v4 only */
+#define GTA02v3_IRQ_nUSB_OC IRQ_EINT17 /* v3 + v4 only */
+#define GTA02v3_IRQ_nUSB_FLT IRQ_EINT18 /* v3 + v4 only */
+#define GTA02v3_IRQ_nGSM_OC IRQ_EINT19 /* v3 + v4 only */
+
+/* returns 00 000 on GTA02 A5 and earlier, A6 returns 01 001 */
+#define GTA02_PCB_ID1_0 S3C2410_GPC13
+#define GTA02_PCB_ID1_1 S3C2410_GPC15
+#define GTA02_PCB_ID1_2 S3C2410_GPD0
+#define GTA02_PCB_ID2_0 S3C2410_GPD3
+#define GTA02_PCB_ID2_1 S3C2410_GPD4
+
+int gta02_get_pcb_revision(void);
+
+extern struct pcf50633 *gta02_pcf;
+
+#endif /* _GTA02_H */
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c
new file mode 100644
index 000000000..3ae2a8123
--- /dev/null
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c
@@ -0,0 +1,1718 @@
+/*
+ * linux/arch/arm/mach-s3c2442/mach-gta02.c
+ *
+ * S3C2442 Machine Support for the Openmoko Freerunner (GTA02)
+ *
+ * Copyright (C) 2006-2007 by Openmoko, Inc.
+ * Author: Harald Welte <laforge@openmoko.org>
+ * All rights reserved.
+ *
+ * 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
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/delay.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/workqueue.h>
+#include <linux/platform_device.h>
+#include <linux/serial_core.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/glamo.h>
+#include <linux/spi/spi_bitbang.h>
+#include <linux/mmc/host.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/nand_ecc.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+
+#include <linux/i2c.h>
+#include <linux/backlight.h>
+#include <linux/regulator/machine.h>
+
+#include <linux/mfd/pcf50633/core.h>
+#include <linux/mfd/pcf50633/mbc.h>
+#include <linux/mfd/pcf50633/adc.h>
+#include <linux/mfd/pcf50633/gpio.h>
+#include <linux/mfd/pcf50633/pmic.h>
+
+#include <linux/lis302dl.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/hardware.h>
+#include <mach/io.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+
+#include <mach/regs-irq.h>
+#include <mach/regs-gpio.h>
+#include <mach/regs-gpioj.h>
+#include <mach/fb.h>
+#include <mach/mci.h>
+#include <mach/ts.h>
+#include <mach/spi.h>
+#include <mach/spi-gpio.h>
+#include <mach/regs-mem.h>
+#include <mach/spi-gpio.h>
+#include <plat/pwm.h>
+#include <mach/cpu.h>
+
+#include <mach/gta02.h>
+
+#include <plat/regs-serial.h>
+#include <plat/nand.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+#include <plat/pm.h>
+#include <plat/udc.h>
+#include <plat/iic.h>
+#include <plat/usb-control.h>
+#include <plat/regs-timer.h>
+
+#include <mach/gta02-pm-gsm.h>
+#include <mach/gta02-pm-gps.h>
+#include <mach/gta02-pm-wlan.h>
+
+#include <linux/jbt6k74.h>
+#include <linux/glamofb.h>
+
+#include <linux/hdq.h>
+#include <linux/bq27000_battery.h>
+
+#include <linux/touchscreen/ts_filter_chain.h>
+#ifdef CONFIG_TOUCHSCREEN_FILTER
+#include <linux/touchscreen/ts_filter_linear.h>
+#include <linux/touchscreen/ts_filter_mean.h>
+#include <linux/touchscreen/ts_filter_median.h>
+#include <linux/touchscreen/ts_filter_group.h>
+#endif
+
+#include <asm/fiq.h>
+
+#include <linux/gta02-vibrator.h>
+#include <linux/gta02-shadow.h>
+
+/* arbitrates which sensor IRQ owns the shared SPI bus */
+static spinlock_t motion_irq_lock;
+
+
+/* -------------------------------------------------------------------------------
+ * GTA02 FIQ related
+ *
+ * Calls into vibrator and hdq and based on the return values
+ * determines if we the FIQ source be kept alive
+ */
+
+#define DIVISOR_FROM_US(x) ((x) << 3)
+
+#ifdef CONFIG_HDQ_GPIO_BITBANG
+#define FIQ_DIVISOR_HDQ DIVISOR_FROM_US(HDQ_SAMPLE_PERIOD_US)
+extern int hdq_fiq_handler(void);
+#endif
+
+#ifdef CONFIG_LEDS_GTA02_VIBRATOR
+#define FIQ_DIVISOR_VIBRATOR DIVISOR_FROM_US(100)
+extern int gta02_vibrator_fiq_handler(void);
+#endif
+
+#if defined(CONFIG_LEDS_GTA02_VIBRATOR) || defined(CONFIG_HDQ_GPIO_BITBANG)
+
+/* Global data related to our fiq source */
+static u32 gta02_fiq_ack_mask;
+static struct s3c2410_pwm gta02_fiq_pwm_timer;
+static u16 gta02_fiq_timer_index;
+static int gta02_fiq_irq;
+
+static void gta02_fiq_handler(void)
+{
+ u16 divisor = 0xffff;
+
+ /* Vibrator servicing */
+
+ /* disable further timer interrupts if nobody has any work
+ * or adjust rate according to who still has work
+ *
+ * CAUTION: it means forground code must disable FIQ around
+ * its own non-atomic S3C2410_INTMSK changes... not common
+ * thankfully and taken care of by the fiq-basis patch
+ */
+
+#ifdef CONFIG_LEDS_GTA02_VIBRATOR
+ if (gta02_vibrator_fiq_handler())
+ divisor = FIQ_DIVISOR_VIBRATOR;
+#endif
+
+#ifdef CONFIG_HDQ_GPIO_BITBANG
+ if (hdq_fiq_handler())
+ divisor = FIQ_DIVISOR_HDQ;
+#endif
+
+ if (divisor == 0xffff) /* mask the fiq irq source */
+ __raw_writel(__raw_readl(S3C2410_INTMSK) | gta02_fiq_ack_mask,
+ S3C2410_INTMSK);
+ else /* still working, maybe at a different rate */
+ __raw_writel(divisor, S3C2410_TCNTB(gta02_fiq_timer_index));
+
+ __raw_writel(gta02_fiq_ack_mask, S3C2410_SRCPND);
+}
+
+static void gta02_fiq_kick(void)
+{
+ unsigned long flags;
+ u32 tcon;
+
+ /* we have to take care about FIQ because this modification is
+ * non-atomic, FIQ could come in after the read and before the
+ * writeback and its changes to the register would be lost
+ * (platform INTMSK mod code is taken care of already)
+ */
+ local_save_flags(flags);
+ local_fiq_disable();
+ /* allow FIQs to resume */
+ __raw_writel(__raw_readl(S3C2410_INTMSK) &
+ ~(1 << (gta02_fiq_irq - S3C2410_CPUIRQ_OFFSET)),
+ S3C2410_INTMSK);
+ tcon = __raw_readl(S3C2410_TCON) & ~S3C2410_TCON_T3START;
+ /* fake the timer to a count of 1 */
+ __raw_writel(1, S3C2410_TCNTB(gta02_fiq_timer_index));
+ __raw_writel(tcon | S3C2410_TCON_T3MANUALUPD, S3C2410_TCON);
+ __raw_writel(tcon | S3C2410_TCON_T3MANUALUPD | S3C2410_TCON_T3START,
+ S3C2410_TCON);
+ __raw_writel(tcon | S3C2410_TCON_T3START, S3C2410_TCON);
+ local_irq_restore(flags);
+}
+
+static int gta02_fiq_enable(void)
+{
+ int irq_index_fiq = IRQ_TIMER3;
+ int rc = 0;
+
+ local_fiq_disable();
+
+ gta02_fiq_irq = irq_index_fiq;
+ gta02_fiq_ack_mask = 1 << (irq_index_fiq - S3C2410_CPUIRQ_OFFSET);
+ gta02_fiq_timer_index = (irq_index_fiq - IRQ_TIMER0);
+
+ /* set up the timer to operate as a pwm device */
+
+ rc = s3c2410_pwm_init(&gta02_fiq_pwm_timer);
+ if (rc)
+ goto bail;
+
+ gta02_fiq_pwm_timer.timerid = PWM0 + gta02_fiq_timer_index;
+ gta02_fiq_pwm_timer.prescaler = (6 - 1) / 2;
+ gta02_fiq_pwm_timer.divider = S3C2410_TCFG1_MUX3_DIV2;
+ /* default rate == ~32us */
+ gta02_fiq_pwm_timer.counter = gta02_fiq_pwm_timer.comparer = 3000;
+
+ rc = s3c2410_pwm_enable(&gta02_fiq_pwm_timer);
+ if (rc)
+ goto bail;
+
+ s3c2410_pwm_start(&gta02_fiq_pwm_timer);
+
+ /* let our selected interrupt be a magic FIQ interrupt */
+ __raw_writel(gta02_fiq_ack_mask, S3C2410_INTMOD);
+
+ /* it's ready to go as soon as we unmask the source in S3C2410_INTMSK */
+ local_fiq_enable();
+
+ set_fiq_c_handler(gta02_fiq_handler);
+
+ return 0;
+
+bail:
+ printk(KERN_ERR "Could not initialize FIQ for GTA02: %d\n", rc);
+
+ return rc;
+}
+
+static void gta02_fiq_disable(void)
+{
+ __raw_writel(0, S3C2410_INTMOD);
+ local_fiq_disable();
+ gta02_fiq_irq = 0; /* no active source interrupt now either */
+
+}
+/* -------------------- /GTA02 FIQ Handler ------------------------------------- */
+
+#endif
+
+/*
+ * this gets called every 1ms when we paniced.
+ */
+
+static long gta02_panic_blink(long count)
+{
+ long delay = 0;
+ static long last_blink;
+ static char led;
+
+ if (count - last_blink < 100) /* 200ms period, fast blink */
+ return 0;
+
+ led ^= 1;
+ s3c2410_gpio_cfgpin(GTA02_GPIO_AUX_LED, S3C2410_GPIO_OUTPUT);
+ gta02_gpb_setpin(GTA02_GPIO_AUX_LED, led);
+
+ last_blink = count;
+ return delay;
+}
+
+
+/**
+ * returns PCB revision information in b9,b8 and b2,b1,b0
+ * Pre-GTA02 A6 returns 0x000
+ * GTA02 A6 returns 0x101
+ * ...
+ */
+
+int gta02_get_pcb_revision(void)
+{
+ int n;
+ int u = 0;
+ static unsigned long pinlist[] = {
+ GTA02_PCB_ID1_0,
+ GTA02_PCB_ID1_1,
+ GTA02_PCB_ID1_2,
+ GTA02_PCB_ID2_0,
+ GTA02_PCB_ID2_1,
+ };
+ static int pin_offset[] = {
+ 0, 1, 2, 8, 9
+ };
+
+ for (n = 0 ; n < ARRAY_SIZE(pinlist); n++) {
+ /*
+ * set the PCB version GPIO to be pulled-down input
+ * force low briefly first
+ */
+ s3c2410_gpio_cfgpin(pinlist[n], S3C2410_GPIO_OUTPUT);
+ s3c2410_gpio_setpin(pinlist[n], 0);
+ /* misnomer: it is a pullDOWN in 2442 */
+ s3c2410_gpio_pullup(pinlist[n], 1);
+ s3c2410_gpio_cfgpin(pinlist[n], S3C2410_GPIO_INPUT);
+
+ udelay(10);
+
+ if (s3c2410_gpio_getpin(pinlist[n]))
+ u |= 1 << pin_offset[n];
+
+ /*
+ * when not being interrogated, all of the revision GPIO
+ * are set to output HIGH without pulldown so no current flows
+ * if they are NC or pulled up.
+ */
+ s3c2410_gpio_setpin(pinlist[n], 1);
+ s3c2410_gpio_cfgpin(pinlist[n], S3C2410_GPIO_OUTPUT);
+ /* misnomer: it is a pullDOWN in 2442 */
+ s3c2410_gpio_pullup(pinlist[n], 0);
+ }
+
+ return u;
+}
+
+struct platform_device gta02_resume_reason_device = {
+ .name = "gta02-resume",
+ .num_resources = 0,
+};
+
+static struct map_desc gta02_iodesc[] __initdata = {
+ {
+ .virtual = 0xe0000000,
+ .pfn = __phys_to_pfn(S3C2410_CS3+0x01000000),
+ .length = SZ_1M,
+ .type = MT_DEVICE
+ },
+};
+
+#define UCON (S3C2410_UCON_DEFAULT | S3C2443_UCON_RXERR_IRQEN)
+#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
+#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
+
+static struct s3c2410_uartcfg gta02_uartcfgs[] = {
+ [0] = {
+ .hwport = 0,
+ .flags = 0,
+ .ucon = UCON,
+ .ulcon = ULCON,
+ .ufcon = UFCON,
+ },
+ [1] = {
+ .hwport = 1,
+ .flags = 0,
+ .ucon = UCON,
+ .ulcon = ULCON,
+ .ufcon = UFCON,
+ },
+ [2] = {
+ .hwport = 2,
+ .flags = 0,
+ .ucon = UCON,
+ .ulcon = ULCON,
+ .ufcon = UFCON,
+ },
+
+};
+
+struct pcf50633 *gta02_pcf;
+
+#ifdef CONFIG_CHARGER_PCF50633
+#ifdef CONFIG_HDQ_GPIO_BITBANG
+static int gta02_get_charger_online_status(void)
+{
+ struct pcf50633 *pcf = gta02_pcf;
+
+ return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ONLINE;
+}
+
+static int gta02_get_charger_active_status(void)
+{
+ struct pcf50633 *pcf = gta02_pcf;
+
+ return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ACTIVE;
+}
+#endif
+
+#define ADC_NOM_CHG_DETECT_1A 6
+#define ADC_NOM_CHG_DETECT_USB 43
+
+static void
+gta02_configure_pmu_for_charger(struct pcf50633 *pcf, void *unused, int res)
+{
+ int ma;
+
+ /* Interpret charger type */
+ if (res < ((ADC_NOM_CHG_DETECT_USB + ADC_NOM_CHG_DETECT_1A) / 2)) {
+
+ /* Stop GPO driving out now that we have a IA charger */
+ pcf50633_gpio_set(pcf, PCF50633_GPO, 0);
+
+ ma = 1000;
+ } else
+ ma = 100;
+
+ pcf50633_mbc_usb_curlim_set(pcf, ma);
+}
+
+static struct delayed_work gta02_charger_work;
+static int gta02_usb_vbus_draw;
+
+static void gta02_charger_worker(struct work_struct *work)
+{
+ struct pcf50633 *pcf = gta02_pcf;
+
+ if (gta02_usb_vbus_draw) {
+ pcf50633_mbc_usb_curlim_set(pcf, gta02_usb_vbus_draw);
+ return;
+ } else {
+#ifdef CONFIG_PCF50633_ADC
+ pcf50633_adc_async_read(pcf,
+ PCF50633_ADCC1_MUX_ADCIN1,
+ PCF50633_ADCC1_AVERAGE_16,
+ gta02_configure_pmu_for_charger, NULL);
+#else
+ /* If the PCF50633 ADC is disabled we fallback to a 100mA limit for safety. */
+ pcf50633_mbc_usb_curlim_set(pcf, 100);
+#endif
+ return;
+ }
+}
+
+#define GTA02_CHARGER_CONFIGURE_TIMEOUT ((3000 * HZ) / 1000)
+static void gta02_pmu_event_callback(struct pcf50633 *pcf, int irq)
+{
+ if (irq == PCF50633_IRQ_USBINS) {
+ schedule_delayed_work(&gta02_charger_work,
+ GTA02_CHARGER_CONFIGURE_TIMEOUT);
+ return;
+ } else if (irq == PCF50633_IRQ_USBREM) {
+ cancel_delayed_work_sync(&gta02_charger_work);
+ gta02_usb_vbus_draw = 0;
+ }
+}
+
+static void gta02_pmu_force_shutdown(struct pcf50633 *pcf)
+{
+ pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_OOCSHDWN,
+ PCF50633_OOCSHDWN_GOSTDBY, PCF50633_OOCSHDWN_GOSTDBY);
+}
+
+
+static void gta02_udc_vbus_draw(unsigned int ma)
+{
+ if (!gta02_pcf)
+ return;
+
+ gta02_usb_vbus_draw = ma;
+
+ schedule_delayed_work(&gta02_charger_work,
+ GTA02_CHARGER_CONFIGURE_TIMEOUT);
+}
+
+static int gta02_udc_vbus_status(void)
+{
+ struct pcf50633 *pcf = gta02_pcf;
+ if (!gta02_pcf)
+ return -ENODEV;
+
+ return !!(pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ONLINE);
+}
+
+#else /* !CONFIG_CHARGER_PCF50633 */
+#ifdef CONFIG_HDQ_GPIO_BITBANG
+#define gta02_get_charger_online_status NULL
+#define gta02_get_charger_active_status NULL
+#endif
+#define gta02_pmu_event_callback NULL
+#define gta02_udc_vbus_draw NULL
+#define gta02_udc_vbus_status NULL
+#endif
+
+
+static struct platform_device gta02_pm_gps_dev = {
+ .name = "gta02-pm-gps",
+};
+
+static struct platform_device gta02_pm_bt_dev = {
+ .name = "gta02-pm-bt",
+};
+
+static struct platform_device gta02_pm_gsm_dev = {
+ .name = "gta02-pm-gsm",
+};
+
+static struct platform_device gta02_pm_wlan_dev = {
+ .name = "gta02-pm-wlan",
+};
+
+/* this is called when pc50633 is probed, unfortunately quite late in the
+ * day since it is an I2C bus device. Here we can belatedly define some
+ * platform devices with the advantage that we can mark the pcf50633 as the
+ * parent. This makes them get suspended and resumed with their parent
+ * the pcf50633 still around.
+ */
+
+static struct platform_device gta02_glamo_dev;
+static void mangle_glamo_res_by_system_rev(void);
+
+static void gta02_pmu_attach_child_devices(struct pcf50633 *pcf);
+static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id);
+
+static struct regulator_consumer_supply ldo4_consumers[] = {
+ {
+ .dev = &gta02_pm_bt_dev.dev,
+ .supply = "BT_3V2",
+ },
+};
+
+static struct regulator_consumer_supply ldo5_consumers[] = {
+ {
+ .dev = &gta02_pm_gps_dev.dev,
+ .supply = "RF_3V",
+ },
+};
+
+/*
+ * We need this dummy thing to fill the regulator consumers
+ */
+static struct platform_device gta02_mmc_dev = {
+ /* details filled in by glamo core */
+};
+
+static struct regulator_consumer_supply hcldo_consumers[] = {
+ {
+ .dev = &gta02_mmc_dev.dev,
+ .supply = "SD_3V3",
+ },
+};
+
+static char *gta02_batteries[] = {
+ "battery",
+};
+
+#ifdef CONFIG_CHARGER_PCF50633
+
+struct pcf50633_platform_data gta02_pcf_pdata = {
+ .resumers = {
+ [0] = PCF50633_INT1_USBINS |
+ PCF50633_INT1_USBREM |
+ PCF50633_INT1_ALARM,
+ [1] = PCF50633_INT2_ONKEYF,
+ [2] = PCF50633_INT3_ONKEY1S,
+ [3] = PCF50633_INT4_LOWSYS |
+ PCF50633_INT4_LOWBAT |
+ PCF50633_INT4_HIGHTMP,
+ },
+
+ .batteries = gta02_batteries,
+ .num_batteries = ARRAY_SIZE(gta02_batteries),
+ .charging_restart_interval = (900 * HZ),
+ .chg_ref_current_ma = 1000,
+
+ .reg_init_data = {
+ [PCF50633_REGULATOR_AUTO] = {
+ .constraints = {
+ .name = "IO_3V3",
+ .min_uV = 3300000,
+ .max_uV = 3300000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .boot_on = 1,
+ .apply_uV = 1,
+ .state_mem = {
+ .enabled = 1,
+ },
+ },
+ .num_consumer_supplies = 0,
+ },
+ [PCF50633_REGULATOR_DOWN1] = {
+ .constraints = {
+ .name = "CORE_1V3",
+ .min_uV = 1300000,
+ .max_uV = 1600000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .boot_on = 1,
+ .apply_uV = 1,
+ },
+ .num_consumer_supplies = 0,
+ },
+ [PCF50633_REGULATOR_DOWN2] = {
+ .constraints = {
+ .name = "IO_1V8",
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .apply_uV = 1,
+ .boot_on = 1,
+ .state_mem = {
+ .enabled = 1,
+ },
+ },
+ .num_consumer_supplies = 0,
+ },
+ [PCF50633_REGULATOR_HCLDO] = {
+ .constraints = {
+ .name = "SD_3V3",
+ .min_uV = 2000000,
+ .max_uV = 3300000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+ .boot_on = 1,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = hcldo_consumers,
+ },
+ [PCF50633_REGULATOR_LDO1] = {
+ .constraints = {
+ .name = "GSENSOR_3V3",
+ .min_uV = 1300000,
+ .max_uV = 1300000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .apply_uV = 1,
+ },
+ .num_consumer_supplies = 0,
+ },
+ [PCF50633_REGULATOR_LDO2] = {
+ .constraints = {
+ .name = "CODEC_3V3",
+ .min_uV = 3300000,
+ .max_uV = 3300000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .apply_uV = 1,
+ },
+ .num_consumer_supplies = 0,
+ },
+ [PCF50633_REGULATOR_LDO3] = {
+ .constraints = {
+ .min_uV = 3000000,
+ .max_uV = 3000000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .apply_uV = 1,
+ },
+ .num_consumer_supplies = 0,
+ },
+ [PCF50633_REGULATOR_LDO4] = {
+ .constraints = {
+ .name = "BT_3V2",
+ .min_uV = 3200000,
+ .max_uV = 3200000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .apply_uV = 1,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = ldo4_consumers,
+ },
+ [PCF50633_REGULATOR_LDO5] = {
+ .constraints = {
+ .name = "RF_3V",
+ .min_uV = 1500000,
+ .max_uV = 1500000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .apply_uV = 1,
+ .state_mem = {
+ .enabled = 1,
+ },
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = ldo5_consumers,
+ },
+ [PCF50633_REGULATOR_LDO6] = {
+ .constraints = {
+ .name = "LCM_3V",
+ .min_uV = 0,
+ .max_uV = 3300000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ },
+ .num_consumer_supplies = 0,
+ },
+ [PCF50633_REGULATOR_MEMLDO] = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .state_mem = {
+ .enabled = 1,
+ },
+ },
+ .num_consumer_supplies = 0,
+ },
+
+ },
+ .probe_done = gta02_pmu_attach_child_devices,
+ .regulator_registered = gta02_pmu_regulator_registered,
+ .mbc_event_callback = gta02_pmu_event_callback,
+ .force_shutdown = gta02_pmu_force_shutdown,
+};
+
+static void mangle_pmu_pdata_by_system_rev(void)
+{
+ struct regulator_init_data *reg_init_data;
+
+ reg_init_data = gta02_pcf_pdata.reg_init_data;
+
+ switch (S3C_SYSTEM_REV_ATAG) {
+ case GTA02v1_SYSTEM_REV:
+ /* FIXME: this is only in v1 due to wrong PMU variant */
+ reg_init_data[PCF50633_REGULATOR_DOWN2]
+ .constraints.state_mem.enabled = 1;
+ break;
+ case GTA02v2_SYSTEM_REV:
+ case GTA02v3_SYSTEM_REV:
+ case GTA02v4_SYSTEM_REV:
+ case GTA02v5_SYSTEM_REV:
+ case GTA02v6_SYSTEM_REV:
+ reg_init_data[PCF50633_REGULATOR_LDO1]
+ .constraints.min_uV = 3300000;
+ reg_init_data[PCF50633_REGULATOR_LDO1]
+ .constraints.min_uV = 3300000;
+ reg_init_data[PCF50633_REGULATOR_LDO1]
+ .constraints.state_mem.enabled = 0;
+
+ reg_init_data[PCF50633_REGULATOR_LDO5]
+ .constraints.min_uV = 3000000;
+ reg_init_data[PCF50633_REGULATOR_LDO5]
+ .constraints.max_uV = 3000000;
+
+ reg_init_data[PCF50633_REGULATOR_LDO6]
+ .constraints.min_uV = 3000000;
+ reg_init_data[PCF50633_REGULATOR_LDO6]
+ .constraints.max_uV = 3000000;
+ reg_init_data[PCF50633_REGULATOR_LDO6]
+ .constraints.apply_uV = 1;
+ break;
+ default:
+ break;
+ }
+}
+
+#endif
+
+#ifdef CONFIG_HDQ_GPIO_BITBANG
+/* BQ27000 Battery */
+
+struct bq27000_platform_data bq27000_pdata = {
+ .name = "battery",
+ .rsense_mohms = 20,
+ .hdq_read = hdq_read,
+ .hdq_write = hdq_write,
+ .hdq_initialized = hdq_initialized,
+ .get_charger_online_status = gta02_get_charger_online_status,
+ .get_charger_active_status = gta02_get_charger_active_status
+};
+
+struct platform_device bq27000_battery_device = {
+ .name = "bq27000-battery",
+ .dev = {
+ .platform_data = &bq27000_pdata,
+ },
+};
+
+/* HDQ */
+
+static void gta02_hdq_attach_child_devices(struct device *parent_device)
+{
+ switch (S3C_SYSTEM_REV_ATAG) {
+ case GTA02v5_SYSTEM_REV:
+ case GTA02v6_SYSTEM_REV:
+ bq27000_battery_device.dev.parent = parent_device;
+ platform_device_register(&bq27000_battery_device);
+ break;
+ default:
+ break;
+ }
+}
+
+static void gta02_hdq_gpio_direction_out(void)
+{
+ s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_OUTPUT);
+}
+
+static void gta02_hdq_gpio_direction_in(void)
+{
+ s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_INPUT);
+}
+
+static void gta02_hdq_gpio_set_value(int val)
+{
+
+ s3c2410_gpio_setpin(GTA02v5_GPIO_HDQ, val);
+}
+
+static int gta02_hdq_gpio_get_value(void)
+{
+ return s3c2410_gpio_getpin(GTA02v5_GPIO_HDQ);
+}
+
+static struct resource gta02_hdq_resources[] = {
+ [0] = {
+ .start = GTA02v5_GPIO_HDQ,
+ .end = GTA02v5_GPIO_HDQ,
+ },
+};
+
+struct hdq_platform_data gta02_hdq_platform_data = {
+ .attach_child_devices = gta02_hdq_attach_child_devices,
+ .gpio_dir_out = gta02_hdq_gpio_direction_out,
+ .gpio_dir_in = gta02_hdq_gpio_direction_in,
+ .gpio_set = gta02_hdq_gpio_set_value,
+ .gpio_get = gta02_hdq_gpio_get_value,
+
+ .enable_fiq = gta02_fiq_enable,
+ .disable_fiq = gta02_fiq_disable,
+ .kick_fiq = gta02_fiq_kick,
+
+};
+
+struct platform_device gta02_hdq_device = {
+ .name = "hdq",
+ .num_resources = 1,
+ .resource = gta02_hdq_resources,
+ .dev = {
+ .platform_data = &gta02_hdq_platform_data,
+ },
+};
+#endif
+
+
+#ifdef CONFIG_LEDS_GTA02_VIBRATOR
+/* vibrator (child of FIQ) */
+
+static struct resource gta02_vibrator_resources[] = {
+ [0] = {
+ .start = GTA02_GPIO_VIBRATOR_ON,
+ .end = GTA02_GPIO_VIBRATOR_ON,
+ },
+};
+struct gta02_vib_platform_data gta02_vib_pdata = {
+ .enable_fiq = gta02_fiq_enable,
+ .disable_fiq = gta02_fiq_disable,
+ .kick_fiq = gta02_fiq_kick,
+};
+
+static struct platform_device gta02_vibrator_dev = {
+ .name = "gta02-vibrator",
+ .num_resources = ARRAY_SIZE(gta02_vibrator_resources),
+ .resource = gta02_vibrator_resources,
+ .dev = {
+ .platform_data = &gta02_vib_pdata,
+ },
+};
+#endif
+
+/* NOR Flash */
+
+#define GTA02_FLASH_BASE S3C2410_CS3 /* GCS3 */
+#define GTA02_FLASH_SIZE 0x200000 /* 2MBytes */
+
+static struct physmap_flash_data gta02_nor_flash_data = {
+ .width = 2,
+};
+
+static struct resource gta02_nor_flash_resource = {
+ .start = GTA02_FLASH_BASE,
+ .end = GTA02_FLASH_BASE + GTA02_FLASH_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device gta02_nor_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &gta02_nor_flash_data,
+ },
+ .resource = &gta02_nor_flash_resource,
+ .num_resources = 1,
+};
+
+
+struct platform_device s3c24xx_pwm_device = {
+ .name = "s3c24xx_pwm",
+ .num_resources = 0,
+};
+
+static struct i2c_board_info gta02_i2c_devs[] __initdata = {
+ {
+ I2C_BOARD_INFO("pcf50633", 0x73),
+ .irq = GTA02_IRQ_PCF50633,
+ .platform_data = &gta02_pcf_pdata,
+ },
+ {
+ I2C_BOARD_INFO("wm8753", 0x1a),
+ },
+};
+
+static struct s3c2410_nand_set gta02_nand_sets[] = {
+ [0] = {
+ .name = "neo1973-nand",
+ .nr_chips = 1,
+ .flags = S3C2410_NAND_BBT,
+ },
+};
+
+/* choose a set of timings derived from S3C@2442B MCP54
+ * data sheet (K5D2G13ACM-D075 MCP Memory)
+ */
+
+static struct s3c2410_platform_nand gta02_nand_info = {
+ .tacls = 0,
+ .twrph0 = 25,
+ .twrph1 = 15,
+ .nr_sets = ARRAY_SIZE(gta02_nand_sets),
+ .sets = gta02_nand_sets,
+ .software_ecc = 1,
+};
+
+
+static void gta02_s3c_mmc_set_power(unsigned char power_mode,
+ unsigned short vdd)
+{
+ static int is_on = -1;
+ int on;
+
+ on = power_mode == MMC_POWER_ON || power_mode == MMC_POWER_UP;
+ if (is_on != on)
+ gta02_wlan_reset(!on);
+ is_on = on;
+}
+
+
+static struct s3c24xx_mci_pdata gta02_s3c_mmc_cfg = {
+ .set_power = gta02_s3c_mmc_set_power,
+};
+
+static void gta02_udc_command(enum s3c2410_udc_cmd_e cmd)
+{
+ switch (cmd) {
+ case S3C2410_UDC_P_ENABLE:
+ printk(KERN_DEBUG "%s S3C2410_UDC_P_ENABLE\n", __func__);
+ gta02_gpb_setpin(GTA02_GPIO_USB_PULLUP, 1);
+ break;
+ case S3C2410_UDC_P_DISABLE:
+ printk(KERN_DEBUG "%s S3C2410_UDC_P_DISABLE\n", __func__);
+ gta02_gpb_setpin(GTA02_GPIO_USB_PULLUP, 0);
+ break;
+ case S3C2410_UDC_P_RESET:
+ printk(KERN_DEBUG "%s S3C2410_UDC_P_RESET\n", __func__);
+ /* FIXME! */
+ break;
+ default:
+ break;
+ }
+}
+
+/* get PMU to set USB current limit accordingly */
+
+static struct s3c2410_udc_mach_info gta02_udc_cfg = {
+ .vbus_draw = gta02_udc_vbus_draw,
+ .udc_command = gta02_udc_command,
+/* .get_vbus_status = gta02_udc_vbus_status,*/
+};
+
+
+/* Touchscreen configuration. */
+
+#ifdef CONFIG_TOUCHSCREEN_FILTER
+const static struct ts_filter_group_configuration gta02_ts_group = {
+ .length = 12,
+ .close_enough = 10,
+ .threshold = 6, /* At least half of the points in a group. */
+ .attempts = 10,
+};
+
+const static struct ts_filter_median_configuration gta02_ts_median = {
+ .extent = 20,
+ .decimation_below = 3,
+ .decimation_threshold = 8 * 3,
+ .decimation_above = 4,
+};
+
+const static struct ts_filter_mean_configuration gta02_ts_mean = {
+ .length = 4,
+};
+
+const static struct ts_filter_linear_configuration gta02_ts_linear = {
+ .constants = {1, 0, 0, 0, 1, 0, 1}, /* Don't modify coords. */
+ .coord0 = 0,
+ .coord1 = 1,
+};
+#endif
+
+const static struct ts_filter_chain_configuration gta02_filter_configuration[] =
+{
+#ifdef CONFIG_TOUCHSCREEN_FILTER
+ {&ts_filter_group_api, &gta02_ts_group.config},
+ {&ts_filter_median_api, &gta02_ts_median.config},
+ {&ts_filter_mean_api, &gta02_ts_mean.config},
+ {&ts_filter_linear_api, &gta02_ts_linear.config},
+#endif
+ {NULL, NULL},
+};
+
+const static struct s3c2410_ts_mach_info gta02_ts_cfg = {
+ .delay = 10000,
+ .presc = 0xff, /* slow as we can go */
+ .filter_config = gta02_filter_configuration,
+};
+
+
+
+static void gta02_bl_set_intensity(int intensity)
+{
+ struct pcf50633 *pcf = gta02_pcf;
+ int old_intensity = pcf50633_reg_read(pcf, PCF50633_REG_LEDOUT);
+ int ret;
+
+ intensity >>= 2;
+
+ /*
+ * One code path that leads here is from a kernel panic. Trying to turn
+ * the backlight on just gives us a nearly endless stream of complaints
+ * and accomplishes nothing. We can't win. Just give up.
+ *
+ * In the unlikely event that there's another path leading here while
+ * we're atomic, we print at least a warning.
+ */
+ if (in_atomic()) {
+ printk(KERN_ERR
+ "gta02_bl_set_intensity called while atomic\n");
+ return;
+ }
+
+ if (!(pcf50633_reg_read(pcf, PCF50633_REG_LEDENA) & 3))
+ old_intensity = 0;
+ else
+ old_intensity = pcf50633_reg_read(pcf, PCF50633_REG_LEDOUT);
+
+ if (intensity == old_intensity)
+ return;
+
+ /* We can't do this anywhere else */
+ pcf50633_reg_write(pcf, PCF50633_REG_LEDDIM, 5);
+
+ /*
+ * The PCF50633 cannot handle LEDOUT = 0 (datasheet p60)
+ * if seen, you have to re-enable the LED unit
+ */
+ if (!intensity || !old_intensity)
+ pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0);
+
+ if (!intensity) /* illegal to set LEDOUT to 0 */
+ ret = pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_LEDOUT, 0x3f,
+ 2);
+ else
+ ret = pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_LEDOUT, 0x3f,
+ intensity);
+
+ if (intensity)
+ pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 2);
+
+}
+
+static struct generic_bl_info gta02_bl_info = {
+ .name = "gta02-bl",
+ .max_intensity = 0xff,
+ .default_intensity = 0xff,
+ .set_bl_intensity = gta02_bl_set_intensity,
+};
+
+static struct platform_device gta02_bl_dev = {
+ .name = "generic-bl",
+ .id = 1,
+ .dev = {
+ .platform_data = &gta02_bl_info,
+ },
+};
+
+/* SPI: LCM control interface attached to Glamo3362 */
+
+static void gta02_jbt6k74_reset(int devidx, int level)
+{
+ glamo_lcm_reset(level);
+}
+
+static void gta02_jbt6k74_probe_completed(struct device *dev)
+{
+ struct pcf50633 *pcf = gta02_pcf;
+
+ /* Switch on backlight. Qi does not do it for us */
+ pcf50633_reg_write(pcf, PCF50633_REG_LEDOUT, 0x01);
+ pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0x00);
+ pcf50633_reg_write(pcf, PCF50633_REG_LEDDIM, 0x01);
+ pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0x01);
+
+ gta02_bl_dev.dev.parent = dev;
+ platform_device_register(&gta02_bl_dev);
+}
+
+const struct jbt6k74_platform_data jbt6k74_pdata = {
+ .reset = gta02_jbt6k74_reset,
+ .probe_completed = gta02_jbt6k74_probe_completed,
+};
+
+#if 0 /* currently this is not used and we use gpio spi */
+static struct glamo_spi_info glamo_spi_cfg = {
+ .board_size = ARRAY_SIZE(gta02_spi_board_info),
+ .board_info = gta02_spi_board_info,
+};
+#endif /* 0 */
+
+static struct glamo_spigpio_info glamo_spigpio_cfg = {
+ .pin_clk = GLAMO_GPIO10_OUTPUT,
+ .pin_mosi = GLAMO_GPIO11_OUTPUT,
+ .pin_cs = GLAMO_GPIO12_OUTPUT,
+ .pin_miso = 0,
+ .bus_num = 2,
+};
+
+/*----------- SPI: Accelerometers attached to SPI of s3c244x ----------------- */
+
+void gta02_lis302dl_suspend_io(struct lis302dl_info *lis, int resume)
+{
+ struct lis302dl_platform_data *pdata = lis->pdata;
+
+ if (!resume) {
+ /*
+ * we don't want to power them with a high level
+ * because GSENSOR_3V3 is not up during suspend
+ */
+ s3c2410_gpio_setpin(pdata->pin_chip_select, 0);
+ s3c2410_gpio_setpin(pdata->pin_clk, 0);
+ s3c2410_gpio_setpin(pdata->pin_mosi, 0);
+ /* misnomer: it is a pullDOWN in 2442 */
+ s3c2410_gpio_pullup(pdata->pin_miso, 1);
+ return;
+ }
+
+ /* back to normal */
+ s3c2410_gpio_setpin(pdata->pin_chip_select, 1);
+ s3c2410_gpio_setpin(pdata->pin_clk, 1);
+ /* misnomer: it is a pullDOWN in 2442 */
+ s3c2410_gpio_pullup(pdata->pin_miso, 0);
+
+ s3c2410_gpio_cfgpin(pdata->pin_chip_select, S3C2410_GPIO_OUTPUT);
+ s3c2410_gpio_cfgpin(pdata->pin_clk, S3C2410_GPIO_OUTPUT);
+ s3c2410_gpio_cfgpin(pdata->pin_mosi, S3C2410_GPIO_OUTPUT);
+ s3c2410_gpio_cfgpin(pdata->pin_miso, S3C2410_GPIO_INPUT);
+
+}
+
+struct lis302dl_platform_data lis302_pdata_top = {
+ .name = "lis302-1 (top)",
+ .pin_chip_select= S3C2410_GPD12,
+ .pin_clk = S3C2410_GPG7,
+ .pin_mosi = S3C2410_GPG6,
+ .pin_miso = S3C2410_GPG5,
+ .interrupt = GTA02_IRQ_GSENSOR_1,
+ .open_drain = 1, /* altered at runtime by PCB rev */
+ .lis302dl_suspend_io = gta02_lis302dl_suspend_io,
+};
+
+struct lis302dl_platform_data lis302_pdata_bottom = {
+ .name = "lis302-2 (bottom)",
+ .pin_chip_select= S3C2410_GPD13,
+ .pin_clk = S3C2410_GPG7,
+ .pin_mosi = S3C2410_GPG6,
+ .pin_miso = S3C2410_GPG5,
+ .interrupt = GTA02_IRQ_GSENSOR_2,
+ .open_drain = 1, /* altered at runtime by PCB rev */
+ .lis302dl_suspend_io = gta02_lis302dl_suspend_io,
+};
+
+static struct spi_board_info gta02_spi_board_info[] = {
+ {
+ .modalias = "jbt6k74",
+ /* platform_data */
+ .platform_data = &jbt6k74_pdata,
+ /* controller_data */
+ /* irq */
+ .max_speed_hz = 100 * 1000,
+ .bus_num = 2,
+ /* chip_select */
+ },
+ {
+ .modalias = "lis302dl",
+ /* platform_data */
+ .platform_data = &lis302_pdata_top,
+ /* controller_data */
+ /* irq */
+ .max_speed_hz = 100 * 1000,
+ .bus_num = 3,
+ .chip_select = 0,
+ },
+
+ {
+ .modalias = "lis302dl",
+ /* platform_data */
+ .platform_data = &lis302_pdata_bottom,
+ /* controller_data */
+ /* irq */
+ .max_speed_hz = 100 * 1000,
+ .bus_num = 3,
+ .chip_select = 1,
+ },
+
+};
+
+static void gta02_lis302_chip_select(struct s3c2410_spigpio_info *info, int csid, int cs)
+{
+
+ /*
+ * Huh... "quirk"... CS on this device is not really "CS" like you can
+ * expect.
+ *
+ * When it is 0 it selects SPI interface mode.
+ * When it is 1 it selects I2C interface mode.
+ *
+ * Because we have 2 devices on one interface we have to make sure
+ * that the "disabled" device (actually in I2C mode) don't think we're
+ * talking to it.
+ *
+ * When we talk to the "enabled" device, the "disabled" device sees
+ * the clocks as I2C clocks, creating havoc.
+ *
+ * I2C sees MOSI going LOW while CLK HIGH as a START action, thus we
+ * must ensure this is never issued.
+ */
+
+ int cs_gpio, other_cs_gpio;
+
+ cs_gpio = csid ? S3C2410_GPD13 : S3C2410_GPD12;
+ other_cs_gpio = (1 - csid) ? S3C2410_GPD13 : S3C2410_GPD12;
+
+
+ if (cs == BITBANG_CS_ACTIVE) {
+ s3c2410_gpio_setpin(other_cs_gpio, 1);
+ s3c2410_gpio_setpin(cs_gpio, 1);
+ s3c2410_gpio_setpin(info->pin_clk, 1);
+ s3c2410_gpio_setpin(cs_gpio, 0);
+ } else {
+ s3c2410_gpio_setpin(cs_gpio, 1);
+ s3c2410_gpio_setpin(other_cs_gpio, 1);
+ }
+}
+
+static struct s3c2410_spigpio_info gta02_spigpio_cfg = {
+ .pin_clk = S3C2410_GPG7,
+ .pin_mosi = S3C2410_GPG6,
+ .pin_miso = S3C2410_GPG5,
+ .bus_num = 3,
+ .num_chipselect = 2,
+ .chip_select = gta02_lis302_chip_select,
+ .non_blocking_transfer = 1,
+};
+
+static struct platform_device gta02_spi_gpio_dev = {
+ .name = "spi_s3c24xx_gpio",
+ .dev = {
+ .platform_data = &gta02_spigpio_cfg,
+ },
+};
+
+/*----------- / SPI: Accelerometers attached to SPI of s3c244x ----------------- */
+
+static struct resource gta02_led_resources[] = {
+ {
+ .name = "gta02-power:orange",
+ .start = GTA02_GPIO_PWR_LED1,
+ .end = GTA02_GPIO_PWR_LED1,
+ }, {
+ .name = "gta02-power:blue",
+ .start = GTA02_GPIO_PWR_LED2,
+ .end = GTA02_GPIO_PWR_LED2,
+ }, {
+ .name = "gta02-aux:red",
+ .start = GTA02_GPIO_AUX_LED,
+ .end = GTA02_GPIO_AUX_LED,
+ },
+};
+
+struct platform_device gta02_led_dev = {
+ .name = "gta02-led",
+ .num_resources = ARRAY_SIZE(gta02_led_resources),
+ .resource = gta02_led_resources,
+};
+
+static struct resource gta02_button_resources[] = {
+ [0] = {
+ .start = GTA02_GPIO_AUX_KEY,
+ .end = GTA02_GPIO_AUX_KEY,
+ },
+ [1] = {
+ .start = GTA02_GPIO_HOLD_KEY,
+ .end = GTA02_GPIO_HOLD_KEY,
+ },
+ [2] = {
+ .start = GTA02_GPIO_JACK_INSERT,
+ .end = GTA02_GPIO_JACK_INSERT,
+ },
+ [3] = {
+ .start = 0,
+ .end = 0,
+ },
+ [4] = {
+ .start = 0,
+ .end = 0,
+ },
+};
+
+static struct platform_device gta02_button_dev = {
+ .name = "gta02-button",
+ .num_resources = ARRAY_SIZE(gta02_button_resources),
+ .resource = gta02_button_resources,
+};
+
+static struct platform_device gta02_pm_usbhost_dev = {
+ .name = "gta02-pm-host",
+};
+
+
+/* USB */
+static struct s3c2410_hcd_info gta02_usb_info = {
+ .port[0] = {
+ .flags = S3C_HCDFLG_USED,
+ },
+ .port[1] = {
+ .flags = 0,
+ },
+};
+
+static int glamo_irq_is_wired(void)
+{
+ int rc;
+ int count = 0;
+
+ /*
+ * GTA02 S-Media IRQs prior to A5 are broken due to a lack of
+ * a pullup on the INT# line. Check for the bad behaviour.
+ */
+ s3c2410_gpio_setpin(S3C2410_GPG4, 0);
+ s3c2410_gpio_cfgpin(S3C2410_GPG4, S3C2410_GPG4_OUTP);
+ s3c2410_gpio_cfgpin(S3C2410_GPG4, S3C2410_GPG4_INP);
+ /*
+ * we force it low ourselves for a moment and resume being input.
+ * If there is a pullup, it won't stay low for long. But if the
+ * level converter is there as on < A5 revision, the weak keeper
+ * on the input of the LC will hold the line low indefinitiely
+ */
+ do
+ rc = s3c2410_gpio_getpin(S3C2410_GPG4);
+ while ((!rc) && ((count++) < 10));
+ if (rc) { /* it got pulled back up, it's good */
+ printk(KERN_INFO "Detected S-Media IRQ# pullup, "
+ "enabling interrupt\n");
+ return 0;
+ } else /* Gah we can't work with this level converter */
+ printk(KERN_WARNING "** Detected bad IRQ# circuit found"
+ " on pre-A5 GTA02: S-Media interrupt disabled **\n");
+ return -ENODEV;
+}
+
+static int gta02_glamo_can_set_mmc_power(void)
+{
+ switch (S3C_SYSTEM_REV_ATAG) {
+ case GTA02v3_SYSTEM_REV:
+ case GTA02v4_SYSTEM_REV:
+ case GTA02v5_SYSTEM_REV:
+ case GTA02v6_SYSTEM_REV:
+ return 1;
+ }
+
+ return 0;
+}
+
+/* Smedia Glamo 3362 */
+
+/*
+ * we crank down SD Card clock dynamically when GPS is powered
+ */
+
+static int gta02_glamo_mci_use_slow(void)
+{
+ return gta02_pm_gps_is_on();
+}
+
+static void gta02_glamo_external_reset(int level)
+{
+ s3c2410_gpio_setpin(GTA02_GPIO_3D_RESET, level);
+ s3c2410_gpio_cfgpin(GTA02_GPIO_3D_RESET, S3C2410_GPIO_OUTPUT);
+}
+
+static struct glamofb_platform_data gta02_glamo_pdata = {
+ .width = 43,
+ .height = 58,
+ /* 24.5MHz --> 40.816ns */
+ .pixclock = 40816,
+ .left_margin = 8,
+ .right_margin = 16,
+ .upper_margin = 2,
+ .lower_margin = 16,
+ .hsync_len = 8,
+ .vsync_len = 2,
+ .fb_mem_size = 0x400000, /* glamo has 8 megs of SRAM. we use 4 */
+ .xres = {
+ .min = 240,
+ .max = 640,
+ .defval = 480,
+ },
+ .yres = {
+ .min = 320,
+ .max = 640,
+ .defval = 640,
+ },
+ .bpp = {
+ .min = 16,
+ .max = 16,
+ .defval = 16,
+ },
+ //.spi_info = &glamo_spi_cfg,
+ .spigpio_info = &glamo_spigpio_cfg,
+
+ /* glamo MMC function platform data */
+ .mmc_dev = &gta02_mmc_dev,
+ .glamo_can_set_mci_power = gta02_glamo_can_set_mmc_power,
+ .glamo_mci_use_slow = gta02_glamo_mci_use_slow,
+ .glamo_irq_is_wired = glamo_irq_is_wired,
+ .glamo_external_reset = gta02_glamo_external_reset
+};
+
+static struct resource gta02_glamo_resources[] = {
+ [0] = {
+ .start = S3C2410_CS1,
+ .end = S3C2410_CS1 + 0x1000000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = GTA02_IRQ_3D,
+ .end = GTA02_IRQ_3D,
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = GTA02_GPIO_3D_RESET,
+ .end = GTA02_GPIO_3D_RESET,
+ },
+};
+
+static struct platform_device gta02_glamo_dev = {
+ .name = "glamo3362",
+ .num_resources = ARRAY_SIZE(gta02_glamo_resources),
+ .resource = gta02_glamo_resources,
+ .dev = {
+ .platform_data = &gta02_glamo_pdata,
+ },
+};
+
+static void mangle_glamo_res_by_system_rev(void)
+{
+ switch (S3C_SYSTEM_REV_ATAG) {
+ case GTA02v1_SYSTEM_REV:
+ break;
+ default:
+ gta02_glamo_resources[2].start = GTA02_GPIO_3D_RESET;
+ gta02_glamo_resources[2].end = GTA02_GPIO_3D_RESET;
+ break;
+ }
+
+ switch (S3C_SYSTEM_REV_ATAG) {
+ case GTA02v1_SYSTEM_REV:
+ case GTA02v2_SYSTEM_REV:
+ case GTA02v3_SYSTEM_REV:
+ /* case GTA02v4_SYSTEM_REV: - FIXME: handle this later */
+ /* The hardware is missing a pull-up resistor and thus can't
+ * support the Smedia Glamo IRQ */
+ gta02_glamo_resources[1].start = 0;
+ gta02_glamo_resources[1].end = 0;
+ break;
+ }
+}
+
+static void __init gta02_map_io(void)
+{
+ s3c24xx_init_io(gta02_iodesc, ARRAY_SIZE(gta02_iodesc));
+ s3c24xx_init_clocks(12000000);
+ s3c24xx_init_uarts(gta02_uartcfgs, ARRAY_SIZE(gta02_uartcfgs));
+}
+
+static irqreturn_t gta02_modem_irq(int irq, void *param)
+{
+/* printk(KERN_DEBUG "modem wakeup interrupt\n");*/
+ gta_gsm_interrupts++;
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t ar6000_wow_irq(int irq, void *param)
+{
+/* printk(KERN_DEBUG "ar6000_wow interrupt\n");*/
+ return IRQ_HANDLED;
+}
+
+/*
+ * hardware_ecc=1|0
+ */
+static char hardware_ecc_str[4] __initdata = "";
+
+static int __init hardware_ecc_setup(char *str)
+{
+ if (str)
+ strlcpy(hardware_ecc_str, str, sizeof(hardware_ecc_str));
+ return 1;
+}
+
+__setup("hardware_ecc=", hardware_ecc_setup);
+
+/* these are the guys that don't need to be children of PMU */
+
+static struct platform_device *gta02_devices[] __initdata = {
+ &s3c_device_usb,
+ &s3c_device_wdt,
+ &s3c_device_sdi,
+ &s3c_device_usbgadget,
+ &s3c_device_nand,
+ &gta02_nor_flash,
+
+ &s3c24xx_pwm_device,
+ &gta02_led_dev,
+ &gta02_pm_wlan_dev, /* not dependent on PMU */
+
+ &s3c_device_iis,
+ &s3c_device_i2c0,
+};
+
+/* these guys DO need to be children of PMU */
+
+static struct platform_device *gta02_devices_pmu_children[] = {
+ &s3c_device_ts, /* input 1 */
+ &gta02_pm_gsm_dev,
+ &gta02_pm_usbhost_dev,
+ &gta02_spi_gpio_dev, /* input 2 and 3 */
+ &gta02_button_dev, /* input 4 */
+ &gta02_resume_reason_device,
+};
+
+static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id)
+{
+ struct platform_device *regulator, *pdev;
+
+ gta02_pcf = pcf;
+
+ regulator = pcf->regulator_pdev[id];
+
+ switch(id) {
+ case PCF50633_REGULATOR_LDO4:
+ pdev = &gta02_pm_bt_dev;
+ break;
+ case PCF50633_REGULATOR_LDO5:
+ pdev = &gta02_pm_gps_dev;
+ break;
+ case PCF50633_REGULATOR_HCLDO:
+ pdev = &gta02_glamo_dev;
+ break;
+ default:
+ return;
+ }
+
+ pdev->dev.parent = &regulator->dev;
+ platform_device_register(pdev);
+}
+
+/* this is called when pc50633 is probed, unfortunately quite late in the
+ * day since it is an I2C bus device. Here we can belatedly define some
+ * platform devices with the advantage that we can mark the pcf50633 as the
+ * parent. This makes them get suspended and resumed with their parent
+ * the pcf50633 still around.
+ */
+
+static void gta02_pmu_attach_child_devices(struct pcf50633 *pcf)
+{
+ int n;
+
+ for (n = 0; n < ARRAY_SIZE(gta02_devices_pmu_children); n++)
+ gta02_devices_pmu_children[n]->dev.parent = pcf->dev;
+
+ mangle_glamo_res_by_system_rev();
+ platform_add_devices(gta02_devices_pmu_children,
+ ARRAY_SIZE(gta02_devices_pmu_children));
+
+/* regulator_has_full_constraints();*/
+}
+
+static void gta02_poweroff(void)
+{
+ pcf50633_reg_set_bit_mask(gta02_pcf, PCF50633_REG_OOCSHDWN,
+ PCF50633_OOCSHDWN_GOSTDBY, PCF50633_OOCSHDWN_GOSTDBY);
+}
+
+static void __init gta02_machine_init(void)
+{
+ int rc;
+
+ /* set the panic callback to make AUX blink fast */
+ panic_blink = gta02_panic_blink;
+
+ switch (S3C_SYSTEM_REV_ATAG) {
+ case GTA02v6_SYSTEM_REV:
+ /* we need push-pull interrupt from motion sensors */
+ lis302_pdata_top.open_drain = 0;
+ lis302_pdata_bottom.open_drain = 0;
+ break;
+ default:
+ break;
+ }
+
+ spin_lock_init(&motion_irq_lock);
+
+#ifdef CONFIG_CHARGER_PCF50633
+ INIT_DELAYED_WORK(&gta02_charger_work, gta02_charger_worker);
+#endif
+
+ /* Glamo chip select optimization */
+/* *((u32 *)(S3C2410_MEMREG(((1 + 1) << 2)))) = 0x1280; */
+
+ /* do not force soft ecc if we are asked to use hardware_ecc */
+ if (hardware_ecc_str[0] == '1')
+ gta02_nand_info.software_ecc = 0;
+
+ s3c_device_usb.dev.platform_data = &gta02_usb_info;
+ s3c_device_nand.dev.platform_data = &gta02_nand_info;
+ s3c_device_sdi.dev.platform_data = &gta02_s3c_mmc_cfg;
+
+ /* acc sensor chip selects */
+ s3c2410_gpio_setpin(S3C2410_GPD12, 1);
+ s3c2410_gpio_cfgpin(S3C2410_GPD12, S3C2410_GPIO_OUTPUT);
+ s3c2410_gpio_setpin(S3C2410_GPD13, 1);
+ s3c2410_gpio_cfgpin(S3C2410_GPD13, S3C2410_GPIO_OUTPUT);
+
+ s3c24xx_udc_set_platdata(&gta02_udc_cfg);
+ s3c_i2c0_set_platdata(NULL);
+ set_s3c2410ts_info(&gta02_ts_cfg);
+
+ mangle_glamo_res_by_system_rev();
+
+ i2c_register_board_info(0, gta02_i2c_devs, ARRAY_SIZE(gta02_i2c_devs));
+ spi_register_board_info(gta02_spi_board_info,
+ ARRAY_SIZE(gta02_spi_board_info));
+
+#ifdef CONFIG_CHARGER_PCF50633
+ mangle_pmu_pdata_by_system_rev();
+#endif
+
+ platform_add_devices(gta02_devices, ARRAY_SIZE(gta02_devices));
+
+ s3c_pm_init();
+
+ /* Make sure the modem can wake us up */
+ set_irq_type(GTA02_IRQ_MODEM, IRQ_TYPE_EDGE_RISING);
+ rc = request_irq(GTA02_IRQ_MODEM, gta02_modem_irq, IRQF_DISABLED,
+ "modem", NULL);
+ if (rc < 0)
+ printk(KERN_ERR "GTA02: can't request GSM modem wakeup IRQ\n");
+ enable_irq_wake(GTA02_IRQ_MODEM);
+
+ /* Make sure the wifi module can wake us up*/
+ set_irq_type(GTA02_IRQ_WLAN_GPIO1, IRQ_TYPE_EDGE_RISING);
+ rc = request_irq(GTA02_IRQ_WLAN_GPIO1, ar6000_wow_irq, IRQF_DISABLED,
+ "ar6000", NULL);
+
+ if (rc < 0)
+ printk(KERN_ERR "GTA02: can't request ar6k wakeup IRQ\n");
+ enable_irq_wake(GTA02_IRQ_WLAN_GPIO1);
+
+ pm_power_off = gta02_poweroff;
+
+ /* Register the HDQ and vibrator as children of pwm device */
+#ifdef CONFIG_HDQ_GPIO_BITBANG
+ gta02_hdq_device.dev.parent = &s3c24xx_pwm_device.dev;
+ platform_device_register(&gta02_hdq_device);
+#endif
+#ifdef CONFIG_LEDS_GTA02_VIBRATOR
+ gta02_vibrator_dev.dev.parent = &s3c24xx_pwm_device.dev;
+ platform_device_register(&gta02_vibrator_dev);
+#endif
+}
+
+void DEBUG_LED(int n)
+{
+ switch (n) {
+ case 0:
+ gta02_gpb_setpin(GTA02_GPIO_PWR_LED1, 1);
+ break;
+ case 1:
+ gta02_gpb_setpin(GTA02_GPIO_PWR_LED2, 1);
+ break;
+ default:
+ gta02_gpb_setpin(GTA02_GPIO_AUX_LED, 1);
+ break;
+ }
+}
+EXPORT_SYMBOL_GPL(DEBUG_LED);
+
+MACHINE_START(NEO1973_GTA02, "GTA02")
+ .phys_io = S3C2410_PA_UART,
+ .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
+ .boot_params = S3C2410_SDRAM_PA + 0x100,
+ .map_io = gta02_map_io,
+ .init_irq = s3c24xx_init_irq,
+ .init_machine = gta02_machine_init,
+ .timer = &s3c24xx_timer,
+MACHINE_END