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-rw-r--r--recipes/linux/linux-2.6.35/rx1950/0003-rx1950-add-battery-device.patch356
1 files changed, 356 insertions, 0 deletions
diff --git a/recipes/linux/linux-2.6.35/rx1950/0003-rx1950-add-battery-device.patch b/recipes/linux/linux-2.6.35/rx1950/0003-rx1950-add-battery-device.patch
new file mode 100644
index 0000000000..1a5eff49a0
--- /dev/null
+++ b/recipes/linux/linux-2.6.35/rx1950/0003-rx1950-add-battery-device.patch
@@ -0,0 +1,356 @@
+From 880fc865d99084c3ec697289d34eb12a0aa54103 Mon Sep 17 00:00:00 2001
+From: Vasily Khoruzhick <anarsoul@gmail.com>
+Date: Wed, 16 Jun 2010 23:16:08 +0300
+Subject: [PATCH 03/20] rx1950: add battery device
+
+Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
+---
+ arch/arm/mach-s3c2440/mach-rx1950.c | 316 +++++++++++++++++++++++++++++++++++
+ 1 files changed, 316 insertions(+), 0 deletions(-)
+
+diff --git a/arch/arm/mach-s3c2440/mach-rx1950.c b/arch/arm/mach-s3c2440/mach-rx1950.c
+index 142d1f9..2bfa43a 100644
+--- a/arch/arm/mach-s3c2440/mach-rx1950.c
++++ b/arch/arm/mach-s3c2440/mach-rx1950.c
+@@ -25,8 +25,10 @@
+ #include <linux/input.h>
+ #include <linux/gpio_keys.h>
+ #include <linux/sysdev.h>
++#include <linux/pda_power.h>
+ #include <linux/pwm_backlight.h>
+ #include <linux/pwm.h>
++#include <linux/s3c_adc_battery.h>
+
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/partitions.h>
+@@ -127,6 +129,318 @@ static struct s3c2410fb_display rx1950_display = {
+
+ };
+
++static int power_supply_init(struct device *dev)
++{
++ return gpio_request(S3C2410_GPF(2), "cable plugged");
++}
++
++static int rx1950_is_ac_online(void)
++{
++ return !gpio_get_value(S3C2410_GPF(2));
++}
++
++static void power_supply_exit(struct device *dev)
++{
++ gpio_free(S3C2410_GPF(2));
++}
++
++static char *rx1950_supplicants[] = {
++ "main-battery"
++};
++
++static struct pda_power_pdata power_supply_info = {
++ .init = power_supply_init,
++ .is_ac_online = rx1950_is_ac_online,
++ .exit = power_supply_exit,
++ .supplied_to = rx1950_supplicants,
++ .num_supplicants = ARRAY_SIZE(rx1950_supplicants),
++};
++
++static struct resource power_supply_resources[] = {
++ [0] = {
++ .name = "ac",
++ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE |
++ IORESOURCE_IRQ_HIGHEDGE,
++ .start = IRQ_EINT2,
++ .end = IRQ_EINT2,
++ },
++};
++
++static struct platform_device power_supply = {
++ .name = "pda-power",
++ .id = -1,
++ .dev = {
++ .platform_data =
++ &power_supply_info,
++ },
++ .resource = power_supply_resources,
++ .num_resources = ARRAY_SIZE(power_supply_resources),
++};
++
++static const struct s3c_adc_bat_thresh bat_lut_noac[] = {
++ {
++ .volt = 4100,
++ .cur = 156,
++ .level = 100
++ },
++ {
++ .volt = 4050,
++ .cur = 156,
++ .level = 95
++ },
++ {
++ .volt = 4025,
++ .cur = 141,
++ .level = 90
++ },
++ {
++ .volt = 3995,
++ .cur = 144,
++ .level = 85
++ },
++ {
++ .volt = 3957,
++ .cur = 162,
++ .level = 80
++ },
++ {
++ .volt = 3931,
++ .cur = 147,
++ .level = 75
++ },
++ {
++ .volt = 3902,
++ .cur = 147,
++ .level = 70
++ },
++ {
++ .volt = 3863,
++ .cur = 153,
++ .level = 65
++ },
++ {
++ .volt = 3838,
++ .cur = 150,
++ .level = 60
++ },
++ {
++ .volt = 3800,
++ .cur = 153,
++ .level = 55
++ },
++ {
++ .volt = 3765,
++ .cur = 153,
++ .level = 50
++ },
++ {
++ .volt = 3748,
++ .cur = 172,
++ .level = 45
++ },
++ {
++ .volt = 3740,
++ .cur = 153,
++ .level = 40
++ },
++ {
++ .volt = 3714,
++ .cur = 175,
++ .level = 35
++ },
++ {
++ .volt = 3710,
++ .cur = 156,
++ .level = 30
++ },
++ {
++ .volt = 3963,
++ .cur = 156,
++ .level = 25
++ },
++ {
++ .volt = 3672,
++ .cur = 178,
++ .level = 20
++ },
++ {
++ .volt = 3651,
++ .cur = 178,
++ .level = 15
++ },
++ {
++ .volt = 3629,
++ .cur = 178,
++ .level = 10
++ },
++ {
++ .volt = 3612,
++ .cur = 162,
++ .level = 5
++ },
++ {
++ .volt = 3605,
++ .cur = 162,
++ .level = 0
++ },
++};
++
++static const struct s3c_adc_bat_thresh bat_lut_acin[] = {
++ {
++ .volt = 4200,
++ .cur = 0,
++ .level = 100
++ },
++ {
++ .volt = 4190,
++ .cur = 0,
++ .level = 99
++ },
++ {
++ .volt = 4178,
++ .cur = 0,
++ .level = 95
++ },
++ {
++ .volt = 4110,
++ .cur = 0,
++ .level = 70
++ },
++ {
++ .volt = 4076,
++ .cur = 0,
++ .level = 65
++ },
++ {
++ .volt = 4046,
++ .cur = 0,
++ .level = 60
++ },
++ {
++ .volt = 4021,
++ .cur = 0,
++ .level = 55
++ },
++ {
++ .volt = 3999,
++ .cur = 0,
++ .level = 50
++ },
++ {
++ .volt = 3982,
++ .cur = 0,
++ .level = 45
++ },
++ {
++ .volt = 3965,
++ .cur = 0,
++ .level = 40
++ },
++ {
++ .volt = 3957,
++ .cur = 0,
++ .level = 35
++ },
++ {
++ .volt = 3948,
++ .cur = 0,
++ .level = 30
++ },
++ {
++ .volt = 3936,
++ .cur = 0,
++ .level = 25
++ },
++ {
++ .volt = 3927,
++ .cur = 0,
++ .level = 20
++ },
++ {
++ .volt = 3906,
++ .cur = 0,
++ .level = 15
++ },
++ {
++ .volt = 3880,
++ .cur = 0,
++ .level = 10
++ },
++ {
++ .volt = 3829,
++ .cur = 0,
++ .level = 5
++ },
++ {
++ .volt = 3820,
++ .cur = 0,
++ .level = 0
++ },
++};
++
++int rx1950_bat_init(void)
++{
++ int ret;
++
++ ret = gpio_request(S3C2410_GPJ(2), "rx1950-charger-enable-1");
++ if (ret)
++ goto err_gpio1;
++ ret = gpio_request(S3C2410_GPJ(3), "rx1950-charger-enable-2");
++ if (ret)
++ goto err_gpio2;
++
++ return 0;
++
++err_gpio2:
++ gpio_free(S3C2410_GPJ(2));
++err_gpio1:
++ return ret;
++}
++
++void rx1950_bat_exit(void)
++{
++ gpio_free(S3C2410_GPJ(2));
++ gpio_free(S3C2410_GPJ(3));
++}
++
++void rx1950_enable_charger(void)
++{
++ gpio_direction_output(S3C2410_GPJ(2), 1);
++ gpio_direction_output(S3C2410_GPJ(3), 1);
++}
++
++void rx1950_disable_charger(void)
++{
++ gpio_direction_output(S3C2410_GPJ(2), 0);
++ gpio_direction_output(S3C2410_GPJ(3), 0);
++}
++
++static struct s3c_adc_bat_pdata rx1950_bat_cfg = {
++ .init = rx1950_bat_init,
++ .exit = rx1950_bat_exit,
++ .enable_charger = rx1950_enable_charger,
++ .disable_charger = rx1950_disable_charger,
++ .gpio_charge_finished = S3C2410_GPF(3),
++ .lut_noac = bat_lut_noac,
++ .lut_noac_cnt = ARRAY_SIZE(bat_lut_noac),
++ .lut_acin = bat_lut_acin,
++ .lut_acin_cnt = ARRAY_SIZE(bat_lut_acin),
++ .volt_channel = 0,
++ .current_channel = 1,
++ .volt_mult = 4235,
++ .current_mult = 2900,
++ .internal_impedance = 200,
++};
++
++static struct platform_device rx1950_battery = {
++ .name = "s3c-adc-battery",
++ .id = -1,
++ .dev = {
++ .parent = &s3c_device_adc.dev,
++ .platform_data = &rx1950_bat_cfg,
++ },
++};
++
+ static struct s3c2410fb_mach_info rx1950_lcd_cfg = {
+ .displays = &rx1950_display,
+ .num_displays = 1,
+@@ -503,6 +817,8 @@ static struct platform_device *rx1950_devices[] __initdata = {
+ &s3c_device_timer[1],
+ &rx1950_backlight,
+ &rx1950_device_gpiokeys,
++ &power_supply,
++ &rx1950_battery,
+ };
+
+ static struct clk *rx1950_clocks[] __initdata = {
+--
+1.7.2.2
+
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