This adds support for a wakeup gpio which is connected to the embedded controller. This will be used later on for wakeup from suspend.
Signed-off-by: Marc Dietrich <[email protected]> --- arch/arm/mach-tegra/board-paz00.c | 29 ++++++++++++++++++++++++++++- arch/arm/mach-tegra/board-paz00.h | 3 +++ 2 files changed, 31 insertions(+), 1 deletions(-) diff --git a/arch/arm/mach-tegra/board-paz00.c b/arch/arm/mach-tegra/board-paz00.c index 3f46b37..8a973d1 100644 --- a/arch/arm/mach-tegra/board-paz00.c +++ b/arch/arm/mach-tegra/board-paz00.c @@ -23,8 +23,11 @@ #include <linux/serial_8250.h> #include <linux/clk.h> #include <linux/dma-mapping.h> +#include <linux/gpio.h> +#include <linux/gpio_keys.h> #include <linux/pda_power.h> #include <linux/io.h> +#include <linux/input.h> #include <linux/i2c.h> #include <linux/rfkill-gpio.h> @@ -36,7 +39,6 @@ #include <mach/iomap.h> #include <mach/irqs.h> #include <mach/sdhci.h> -#include <mach/gpio.h> #include "board.h" #include "board-paz00.h" @@ -121,12 +123,37 @@ static struct nvec_platform_data nvec_pdata = { .gpio = TEGRA_NVEC_REQ, }; +static struct gpio_keys_button paz00_gpio_keys_buttons[] = { + { + .code = KEY_POWER, + .gpio = TEGRA_GPIO_POWERKEY, + .active_low = 1, + .desc = "Power", + .type = EV_KEY, + .wakeup = 1, + }, +}; + +static struct gpio_keys_platform_data paz00_gpio_keys = { + .buttons = paz00_gpio_keys_buttons, + .nbuttons = ARRAY_SIZE(paz00_gpio_keys_buttons), +}; + +static struct platform_device gpio_keys_device = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &paz00_gpio_keys, + }, +}; + static struct platform_device *paz00_devices[] __initdata = { &debug_uart, &tegra_sdhci_device4, &tegra_sdhci_device1, &wifi_rfkill_device, &leds_gpio, + &gpio_keys_device, }; static void paz00_i2c_init(void) diff --git a/arch/arm/mach-tegra/board-paz00.h b/arch/arm/mach-tegra/board-paz00.h index 7e978f3..e88f42b 100644 --- a/arch/arm/mach-tegra/board-paz00.h +++ b/arch/arm/mach-tegra/board-paz00.h @@ -35,6 +35,9 @@ /* EC */ #define TEGRA_NVEC_REQ TEGRA_GPIO_PV2 +/* WakeUp */ +#define TEGRA_GPIO_POWERKEY TEGRA_GPIO_PJ7 + void paz00_pinmux_init(void); #endif -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
