diff options
| -rw-r--r-- | arch/arm/mach-at91/board-sam9rlek.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c index 35e12a49d1a..9120d5d3a6f 100644 --- a/arch/arm/mach-at91/board-sam9rlek.c +++ b/arch/arm/mach-at91/board-sam9rlek.c @@ -15,6 +15,8 @@ #include <linux/spi/spi.h> #include <linux/fb.h> #include <linux/clk.h> +#include <linux/input.h> +#include <linux/gpio_keys.h> #include <video/atmel_lcdc.h> @@ -206,6 +208,79 @@ static struct atmel_lcdfb_info __initdata ek_lcdc_data; #endif +/* + * LEDs + */ +static struct gpio_led ek_leds[] = { + { /* "bottom" led, green, userled1 to be defined */ + .name = "ds1", + .gpio = AT91_PIN_PD15, + .active_low = 1, + .default_trigger = "none", + }, + { /* "bottom" led, green, userled2 to be defined */ + .name = "ds2", + .gpio = AT91_PIN_PD16, + .active_low = 1, + .default_trigger = "none", + }, + { /* "power" led, yellow */ + .name = "ds3", + .gpio = AT91_PIN_PD14, + .default_trigger = "heartbeat", + } +}; + + +/* + * GPIO Buttons + */ +#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) +static struct gpio_keys_button ek_buttons[] = { + { + .gpio = AT91_PIN_PB0, + .code = BTN_2, + .desc = "Right Click", + .active_low = 1, + .wakeup = 1, + }, + { + .gpio = AT91_PIN_PB1, + .code = BTN_1, + .desc = "Left Click", + .active_low = 1, + .wakeup = 1, + } +}; + +static struct gpio_keys_platform_data ek_button_data = { + .buttons = ek_buttons, + .nbuttons = ARRAY_SIZE(ek_buttons), +}; + +static struct platform_device ek_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &ek_button_data, + } +}; + +static void __init ek_add_device_buttons(void) +{ + at91_set_gpio_input(AT91_PIN_PB1, 1); /* btn1 */ + at91_set_deglitch(AT91_PIN_PB1, 1); + at91_set_gpio_input(AT91_PIN_PB0, 1); /* btn2 */ + at91_set_deglitch(AT91_PIN_PB0, 1); + + platform_device_register(&ek_button_device); +} +#else +static void __init ek_add_device_buttons(void) {} +#endif + + static void __init ek_board_init(void) { /* Serial */ @@ -224,6 +299,10 @@ static void __init ek_board_init(void) at91_add_device_lcdc(&ek_lcdc_data); /* Touch Screen Controller */ at91_add_device_tsadcc(); + /* LEDs */ + at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); + /* Push Buttons */ + ek_add_device_buttons(); } MACHINE_START(AT91SAM9RLEK, "Atmel AT91SAM9RL-EK") |