1 files changed, 76 insertions, 4 deletions

diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c
index cb20e70b3b06..b49eb6e4918a 100644
--- a/arch/arm/mach-at91/board-sam9260ek.c
+++ b/arch/arm/mach-at91/board-sam9260ek.c
@@ -27,8 +27,10 @@
 #include <linux/spi/spi.h>
 #include <linux/spi/at73c213.h>
 #include <linux/clk.h>
+#include <linux/i2c/at24.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
 
-#include <mach/hardware.h>
 #include <asm/setup.h>
 #include <asm/mach-types.h>
 #include <asm/irq.h>
@@ -37,6 +39,7 @@
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
 
+#include <mach/hardware.h>
 #include <mach/board.h>
 #include <mach/gpio.h>
 
@@ -163,11 +166,11 @@ static struct mtd_partition __initdata ek_nand_partition[] = {
         {
                 .name   = "Partition 1",
                 .offset = 0,
-                .size   = 256 * 1024,
+                .size   = SZ_256K,
         },
         {
                 .name   = "Partition 2",
-                .offset = 256 * 1024,
+                .offset = MTDPART_OFS_NXTBLK,
                 .size   = MTDPART_SIZ_FULL,
         },
 };
@@ -222,6 +225,73 @@ static struct gpio_led ek_leds[] = {
         }
 };
 
+/*
+ * I2C devices
+ */
+static struct at24_platform_data at24c512 = {
+        .byte_len       = SZ_512K / 8,
+        .page_size      = 128,
+        .flags          = AT24_FLAG_ADDR16,
+};
+
+static struct i2c_board_info __initdata ek_i2c_devices[] = {
+        {
+                I2C_BOARD_INFO("24c512", 0x50),
+                .platform_data = &at24c512,
+        },
+        /* more devices can be added using expansion connectors */
+};
+
+
+/*
+ * GPIO Buttons
+ */
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+static struct gpio_keys_button ek_buttons[] = {
+        {
+                .gpio           = AT91_PIN_PA30,
+                .code           = BTN_3,
+                .desc           = "Button 3",
+                .active_low     = 1,
+                .wakeup         = 1,
+        },
+        {
+                .gpio           = AT91_PIN_PA31,
+                .code           = BTN_4,
+                .desc           = "Button 4",
+                .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_PA30, 1);  /* btn3 */
+        at91_set_deglitch(AT91_PIN_PA30, 1);
+        at91_set_gpio_input(AT91_PIN_PA31, 1);  /* btn4 */
+        at91_set_deglitch(AT91_PIN_PA31, 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 */
@@ -239,12 +309,14 @@ static void __init ek_board_init(void)
         /* MMC */
         at91_add_device_mmc(0, &ek_mmc_data);
         /* I2C */
-        at91_add_device_i2c(NULL, 0);
+        at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
         /* SSC (to AT73C213) */
         at73c213_set_clk(&at73c213_data);
         at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX);
         /* LEDs */
         at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+        /* Push Buttons */
+        ek_add_device_buttons();
 }
 
 MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-EK")