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@@ -27,6 +27,8 @@
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#include <linux/spi/spi.h>
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#include <linux/spi/ads7846.h>
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#include <linux/fb.h>
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+#include <linux/gpio_keys.h>
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+#include <linux/input.h>
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#include <video/atmel_lcdc.h>
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@@ -264,6 +266,55 @@ static struct atmel_lcdfb_info __initdata ek_lcdc_data;
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#endif
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+/*
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+ * GPIO Buttons
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+ */
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+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
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+static struct gpio_keys_button ek_buttons[] = {
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+ { /* BP1, "leftclic" */
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+ .code = BTN_LEFT,
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+ .gpio = AT91_PIN_PC5,
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+ .active_low = 1,
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+ .desc = "left_click",
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+ .wakeup = 1,
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+ },
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+ { /* BP2, "rightclic" */
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+ .code = BTN_RIGHT,
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+ .gpio = AT91_PIN_PC4,
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+ .active_low = 1,
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+ .desc = "right_click",
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+ .wakeup = 1,
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+ },
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+};
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+
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+static struct gpio_keys_platform_data ek_button_data = {
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+ .buttons = ek_buttons,
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+ .nbuttons = ARRAY_SIZE(ek_buttons),
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+};
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+
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+static struct platform_device ek_button_device = {
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+ .name = "gpio-keys",
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+ .id = -1,
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+ .num_resources = 0,
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+ .dev = {
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+ .platform_data = &ek_button_data,
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+ }
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+};
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+
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+static void __init ek_add_device_buttons(void)
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+{
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+ at91_set_GPIO_periph(AT91_PIN_PC5, 0); /* left button */
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+ at91_set_deglitch(AT91_PIN_PC5, 1);
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+ at91_set_GPIO_periph(AT91_PIN_PC4, 0); /* right button */
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+ at91_set_deglitch(AT91_PIN_PC4, 1);
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+
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+ platform_device_register(&ek_button_device);
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+}
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+#else
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+static void __init ek_add_device_buttons(void) {}
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+#endif
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+
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+
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/*
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* AC97
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*/
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@@ -319,6 +370,8 @@ static void __init ek_board_init(void)
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at91_add_device_i2c(NULL, 0);
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/* LCD Controller */
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at91_add_device_lcdc(&ek_lcdc_data);
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+ /* Push Buttons */
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+ ek_add_device_buttons();
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/* AC97 */
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at91_add_device_ac97(&ek_ac97_data);
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/* LEDs */
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