ARM: shmobile: kzm9g: enable three-axis digital accelerometer ADXL345

This patch enables three-axis digital accelerometer ADXL345.
Test:
  sudo cat /dev/input/event2
then tip up the board. You get something from /dev/input/event2.
Signed-off-by: Tetsuyuki Kobayashi <koba@kmckk.co.jp>
Signed-off-by: Simon Horman <horms@verge.net.au>

arch/arm/configs/kzm9g_defconfig

@@ -74,6 +74,8 @@ CONFIG_KEYBOARD_GPIO=y
 # CONFIG_INPUT_MOUSE is not set
 CONFIG_INPUT_TOUCHSCREEN=y
 CONFIG_TOUCHSCREEN_ST1232=y
+CONFIG_INPUT_MISC=y
+CONFIG_INPUT_ADXL34X=y
 # CONFIG_LEGACY_PTYS is not set
 CONFIG_SERIAL_SH_SCI=y
 CONFIG_SERIAL_SH_SCI_NR_UARTS=9

arch/arm/mach-shmobile/board-kzm9g.c

@@ -562,6 +562,10 @@ static struct i2c_board_info i2c0_devices[] = {
 		I2C_BOARD_INFO("ak8975", 0x0c),
 		.irq = intcs_evt2irq(0x3380), /* IRQ28 */
 	},
+	{
+		I2C_BOARD_INFO("adxl34x", 0x1d),
+		.irq = intcs_evt2irq(0x3340), /* IRQ26 */
+	},
 };
 
 static struct i2c_board_info i2c1_devices[] = {