1 files changed, 57 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/board-g4evm.c b/arch/arm/mach-shmobile/board-g4evm.c
index 5acd623f93e7..10673a90be52 100644
--- a/arch/arm/mach-shmobile/board-g4evm.c
+++ b/arch/arm/mach-shmobile/board-g4evm.c
@@ -28,6 +28,8 @@
 #include <linux/mtd/physmap.h>
 #include <linux/usb/r8a66597.h>
 #include <linux/io.h>
+#include <linux/input.h>
+#include <linux/input/sh_keysc.h>
 #include <linux/gpio.h>
 #include <mach/sh7377.h>
 #include <mach/common.h>
@@ -128,9 +130,49 @@ static struct platform_device usb_host_device = {
         .resource       = usb_host_resources,
 };
 
+/* KEYSC */
+static struct sh_keysc_info keysc_info = {
+        .mode           = SH_KEYSC_MODE_5,
+        .scan_timing    = 3,
+        .delay          = 100,
+        .keycodes = {
+                KEY_A, KEY_B, KEY_C, KEY_D, KEY_E, KEY_F,
+                KEY_G, KEY_H, KEY_I, KEY_J, KEY_K, KEY_L,
+                KEY_M, KEY_N, KEY_U, KEY_P, KEY_Q, KEY_R,
+                KEY_S, KEY_T, KEY_U, KEY_V, KEY_W, KEY_X,
+                KEY_Y, KEY_Z, KEY_HOME, KEY_SLEEP, KEY_WAKEUP, KEY_COFFEE,
+                KEY_0, KEY_1, KEY_2, KEY_3, KEY_4, KEY_5,
+                KEY_6, KEY_7, KEY_8, KEY_9, KEY_STOP, KEY_COMPUTER,
+        },
+};
+
+static struct resource keysc_resources[] = {
+        [0] = {
+                .name   = "KEYSC",
+                .start  = 0xe61b0000,
+                .end    = 0xe61b000f,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = 79,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device keysc_device = {
+        .name           = "sh_keysc",
+        .id             = 0, /* keysc0 clock */
+        .num_resources  = ARRAY_SIZE(keysc_resources),
+        .resource       = keysc_resources,
+        .dev    = {
+                .platform_data  = &keysc_info,
+        },
+};
+
 static struct platform_device *g4evm_devices[] __initdata = {
         &nor_flash_device,
         &usb_host_device,
+        &keysc_device,
 };
 
 static struct map_desc g4evm_io_desc[] __initdata = {
@@ -196,6 +238,21 @@ static void __init g4evm_init(void)
         __raw_writew(0x6010, 0xe60581c6);       /* CGPOSR */
         __raw_writew(0x8a0a, 0xe605810c);       /* USBCR2 */
 
+        /* KEYSC @ CN31 */
+        gpio_request(GPIO_FN_PORT60_KEYOUT5, NULL);
+        gpio_request(GPIO_FN_PORT61_KEYOUT4, NULL);
+        gpio_request(GPIO_FN_PORT62_KEYOUT3, NULL);
+        gpio_request(GPIO_FN_PORT63_KEYOUT2, NULL);
+        gpio_request(GPIO_FN_PORT64_KEYOUT1, NULL);
+        gpio_request(GPIO_FN_PORT65_KEYOUT0, NULL);
+        gpio_request(GPIO_FN_PORT66_KEYIN0_PU, NULL);
+        gpio_request(GPIO_FN_PORT67_KEYIN1_PU, NULL);
+        gpio_request(GPIO_FN_PORT68_KEYIN2_PU, NULL);
+        gpio_request(GPIO_FN_PORT69_KEYIN3_PU, NULL);
+        gpio_request(GPIO_FN_PORT70_KEYIN4_PU, NULL);
+        gpio_request(GPIO_FN_PORT71_KEYIN5_PU, NULL);
+        gpio_request(GPIO_FN_PORT72_KEYIN6_PU, NULL);
+
         sh7377_add_standard_devices();
 
         platform_add_devices(g4evm_devices, ARRAY_SIZE(g4evm_devices));