diff options
| author | Philipp Zabel <philipp.zabel@gmail.com> | 2008-04-09 19:25:56 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-04-19 11:29:07 +0100 |
| commit | 350d115d1eaa29e64324847badf27c93159ba8e0 (patch) | |
| tree | 044fdd6f3ef6a40d3b0dfc8c684f9228b675c9f9 | |
| parent | bdb0c16acb51b7bf15d626848f287691ef39dbe8 (diff) | |
[ARM] 4951/1: magician: enable external power supply (pda_power) driver
Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/configs/magician_defconfig | 6 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/magician.c | 54 |
2 files changed, 59 insertions, 1 deletions
diff --git a/arch/arm/configs/magician_defconfig b/arch/arm/configs/magician_defconfig index b35958b50c6..69ac0e4f1fe 100644 --- a/arch/arm/configs/magician_defconfig +++ b/arch/arm/configs/magician_defconfig @@ -695,7 +695,11 @@ CONFIG_I2C_PXA=m # CONFIG_SPI is not set # CONFIG_SPI_MASTER is not set # CONFIG_W1 is not set -# CONFIG_POWER_SUPPLY is not set +CONFIG_POWER_SUPPLY=y +# CONFIG_POWER_SUPPLY_DEBUG is not set +CONFIG_PDA_POWER=y +# CONFIG_APM_POWER is not set +# CONFIG_BATTERY_DS2760 is not set # CONFIG_HWMON is not set # CONFIG_WATCHDOG is not set diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index a931c384d49..d152a086e73 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -22,6 +22,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> #include <linux/mtd/physmap.h> +#include <linux/pda_power.h> #include <asm/gpio.h> #include <asm/hardware.h> @@ -203,6 +204,58 @@ static struct platform_device backlight = { /* + * External power + */ + +static int magician_is_ac_online(void) +{ + return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC); +} + +static int magician_is_usb_online(void) +{ + return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_USB); +} + +static void magician_set_charge(int flags) +{ + gpio_set_value(GPIO30_MAGICIAN_nCHARGE_EN, !flags); + gpio_set_value(EGPIO_MAGICIAN_CHARGE_EN, flags); +} + +static struct pda_power_pdata power_supply_info = { + .is_ac_online = magician_is_ac_online, + .is_usb_online = magician_is_usb_online, + .set_charge = magician_set_charge, +}; + +static struct resource power_supply_resources[] = { + [0] = { + .name = "ac", + .flags = IORESOURCE_IRQ, + .start = IRQ_MAGICIAN_AC, + .end = IRQ_MAGICIAN_AC, + }, + [1] = { + .name = "usb", + .flags = IORESOURCE_IRQ, + .start = IRQ_MAGICIAN_AC, + .end = IRQ_MAGICIAN_AC, + }, +}; + +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), +}; + + +/* * MMC/SD */ @@ -299,6 +352,7 @@ static struct platform_device *devices[] __initdata = { &gpio_keys, &egpio, &backlight, + &power_supply, &strataflash, }; |