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Diffstat (limited to 'arch/arm/mach-at91/board-sam9260ek.c')
-rw-r--r--arch/arm/mach-at91/board-sam9260ek.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c
index e22433d5dfb6..b49eb6e4918a 100644
--- a/arch/arm/mach-at91/board-sam9260ek.c
+++ b/arch/arm/mach-at91/board-sam9260ek.c
@@ -28,6 +28,8 @@
28#include <linux/spi/at73c213.h> 28#include <linux/spi/at73c213.h>
29#include <linux/clk.h> 29#include <linux/clk.h>
30#include <linux/i2c/at24.h> 30#include <linux/i2c/at24.h>
31#include <linux/gpio_keys.h>
32#include <linux/input.h>
31 33
32#include <asm/setup.h> 34#include <asm/setup.h>
33#include <asm/mach-types.h> 35#include <asm/mach-types.h>
@@ -240,6 +242,56 @@ static struct i2c_board_info __initdata ek_i2c_devices[] = {
240 /* more devices can be added using expansion connectors */ 242 /* more devices can be added using expansion connectors */
241}; 243};
242 244
245
246/*
247 * GPIO Buttons
248 */
249#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
250static struct gpio_keys_button ek_buttons[] = {
251 {
252 .gpio = AT91_PIN_PA30,
253 .code = BTN_3,
254 .desc = "Button 3",
255 .active_low = 1,
256 .wakeup = 1,
257 },
258 {
259 .gpio = AT91_PIN_PA31,
260 .code = BTN_4,
261 .desc = "Button 4",
262 .active_low = 1,
263 .wakeup = 1,
264 }
265};
266
267static struct gpio_keys_platform_data ek_button_data = {
268 .buttons = ek_buttons,
269 .nbuttons = ARRAY_SIZE(ek_buttons),
270};
271
272static struct platform_device ek_button_device = {
273 .name = "gpio-keys",
274 .id = -1,
275 .num_resources = 0,
276 .dev = {
277 .platform_data = &ek_button_data,
278 }
279};
280
281static void __init ek_add_device_buttons(void)
282{
283 at91_set_gpio_input(AT91_PIN_PA30, 1); /* btn3 */
284 at91_set_deglitch(AT91_PIN_PA30, 1);
285 at91_set_gpio_input(AT91_PIN_PA31, 1); /* btn4 */
286 at91_set_deglitch(AT91_PIN_PA31, 1);
287
288 platform_device_register(&ek_button_device);
289}
290#else
291static void __init ek_add_device_buttons(void) {}
292#endif
293
294
243static void __init ek_board_init(void) 295static void __init ek_board_init(void)
244{ 296{
245 /* Serial */ 297 /* Serial */
@@ -263,6 +315,8 @@ static void __init ek_board_init(void)
263 at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX); 315 at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX);
264 /* LEDs */ 316 /* LEDs */
265 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); 317 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
318 /* Push Buttons */
319 ek_add_device_buttons();
266} 320}
267 321
268MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-EK") 322MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-EK")