This patch adds support for the GPIO connected system button on the MTX-1 boards. Default configuration is updated accordingly. Signed-off-by: Florian Fainelli --- Index: linux-2.6.25.4/arch/mips/au1000/mtx-1/platform.c =================================================================== --- linux-2.6.25.4.orig/arch/mips/au1000/mtx-1/platform.c +++ linux-2.6.25.4/arch/mips/au1000/mtx-1/platform.c @@ -23,9 +23,32 @@ #include #include #include +#include +#include #include +static struct gpio_keys_button mtx1_gpio_button[] = { + { + .gpio = 207, + .code = BTN_0, + .desc = "System button", + } +}; + +static struct gpio_keys_platform_data mtx1_buttons_data = { + .buttons = mtx1_gpio_button, + .nbuttons = ARRAY_SIZE(mtx1_gpio_button), +}; + +static struct platform_device mtx1_button = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &mtx1_buttons_data, + } +}; + static struct resource mtx1_wdt_res[] = { [0] = { .start = 15, @@ -62,11 +85,13 @@ static struct platform_device mtx1_gpio_ static struct platform_device *mtx1_devs[] = { &mtx1_gpio_leds, - &mtx1_wdt + &mtx1_wdt, + &mtx1_button }; static int __init mtx1_register_devices(void) { + gpio_direction_input(207); return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs)); }