diff options
Diffstat (limited to 'linux/3.1.6/0010-n30-Add-PDA-power-supply-status-on-Acer-n30-n35.patch')
| -rw-r--r-- | linux/3.1.6/0010-n30-Add-PDA-power-supply-status-on-Acer-n30-n35.patch | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/linux/3.1.6/0010-n30-Add-PDA-power-supply-status-on-Acer-n30-n35.patch b/linux/3.1.6/0010-n30-Add-PDA-power-supply-status-on-Acer-n30-n35.patch new file mode 100644 index 0000000..7388140 --- /dev/null +++ b/linux/3.1.6/0010-n30-Add-PDA-power-supply-status-on-Acer-n30-n35.patch @@ -0,0 +1,98 @@ +From e98e470136f0910a64bed8a77c067e6976dd23de Mon Sep 17 00:00:00 2001 +From: Jiri Pinkava <jiri.pinkava@vscht.cz> +Date: Mon, 24 May 2010 10:08:47 +0200 +Subject: [PATCH 10/14] n30: Add PDA power supply status on Acer n30 / n35 + +Signed-off-by: Jiri Pinkava <jiri.pinkava@vscht.cz> +--- + arch/arm/mach-s3c2410/mach-n30.c | 53 ++++++++++++++++++++++++++++++++++++++ + 1 files changed, 53 insertions(+), 0 deletions(-) + +diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c +index 36ed810..9c0e5b8 100644 +--- a/arch/arm/mach-s3c2410/mach-n30.c ++++ b/arch/arm/mach-s3c2410/mach-n30.c +@@ -23,6 +23,7 @@ + #include <linux/gpio.h> + #include <linux/input.h> + #include <linux/interrupt.h> ++#include <linux/pda_power.h> + #include <linux/platform_device.h> + #include <linux/pwm_backlight.h> + #include <linux/serial_core.h> +@@ -185,6 +186,56 @@ static struct s3c2410_ts_mach_info n30_ts_cfg __initdata = { + .cfg_gpio = s3c24xx_ts_cfg_gpio, + }; + ++/* It would be possible to register GPG1 as interrupt resource EINT9 ++ * with the pda_power code, but since GPC7 cannot have an interrupt ++ * connected to it, the pda_power driver will use polling anyway. In ++ * addition to that, since the USB driver already requests EINT9, the ++ * request_irq in pda_power fails. So don't do that. */ ++ ++/* ++static struct resource n30_power_resource[] = { ++ { ++ .name = "usb", ++ .start = IRQ_EINT9, ++ .end = IRQ_EINT9, ++ .flags = IORESOURCE_IRQ, ++ }, ++}; ++*/ ++ ++static int n30_is_ac_online(void) ++{ ++ return gpio_get_value(S3C2410_GPC(7)); ++} ++ ++static int n30_is_usb_online(void) ++{ ++ return gpio_get_value(S3C2410_GPG(1)); ++} ++ ++static char *n30_power_supplied_to[] = { ++ "battery", ++}; ++ ++static struct pda_power_pdata n30_power_pdata = { ++ .is_ac_online = n30_is_ac_online, ++ .is_usb_online = n30_is_usb_online, ++ .supplied_to = n30_power_supplied_to, ++ .num_supplicants = ARRAY_SIZE(n30_power_supplied_to), ++}; ++ ++static struct platform_device n30_power = { ++ .name = "pda-power", ++ .id = -1, ++ .dev = { ++ .platform_data = &n30_power_pdata, ++ }, ++/* ++ .num_resources = ARRAY_SIZE(n30_power_resource), ++ .resource = n30_power_resource, ++*/ ++}; ++ + static struct platform_device n30_battery = { + .name = "n30-battery", + .id = -1, +@@ -545,6 +596,7 @@ static struct platform_device *n30_devices[] __initdata = { + &s3c_device_adc, + &s3c_device_ts, + &n30_battery, ++ &n30_power, + &n30_button_device, + &n30_blue_led, + &n30_warning_led, +@@ -569,6 +621,7 @@ static struct platform_device *n35_devices[] __initdata = { + &n35_button_device, + &n35_blue_led, + &n35_warning_led, ++ &n30_power, + }; + + static struct s3c2410_platform_i2c __initdata n30_i2ccfg = { +-- +1.7.3.1 + |