ARM: dts: i.MX51: Switch to use standard definitions for input subsystem

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

arch/arm/boot/dts/imx51-babbage.dts

@@ -492,21 +492,23 @@ &fec {
 &kpp {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_kpp>;
-	linux,keymap = <0x00000067	/* KEY_UP */
-			0x0001006c	/* KEY_DOWN */
-			0x00020072	/* KEY_VOLUMEDOWN */
-			0x00030066	/* KEY_HOME */
-			0x0100006a	/* KEY_RIGHT */
-			0x01010069	/* KEY_LEFT */
-			0x0102001c	/* KEY_ENTER */
-			0x01030073	/* KEY_VOLUMEUP */
-			0x02000040	/* KEY_F6 */
-			0x02010042	/* KEY_F8 */
-			0x02020043	/* KEY_F9 */
-			0x02030044	/* KEY_F10 */
-			0x0300003b	/* KEY_F1 */
-			0x0301003c	/* KEY_F2 */
-			0x0302003d	/* KEY_F3 */
-			0x03030074>;	/* KEY_POWER */
+	linux,keymap = <
+		MATRIX_KEY(0, 0, KEY_UP)
+		MATRIX_KEY(0, 1, KEY_DOWN)
+		MATRIX_KEY(0, 2, KEY_VOLUMEDOWN)
+		MATRIX_KEY(0, 3, KEY_HOME)
+		MATRIX_KEY(1, 0, KEY_RIGHT)
+		MATRIX_KEY(1, 1, KEY_LEFT)
+		MATRIX_KEY(1, 2, KEY_ENTER)
+		MATRIX_KEY(1, 3, KEY_VOLUMEUP)
+		MATRIX_KEY(2, 0, KEY_F6)
+		MATRIX_KEY(2, 1, KEY_F8)
+		MATRIX_KEY(2, 2, KEY_F9)
+		MATRIX_KEY(2, 3, KEY_F10)
+		MATRIX_KEY(3, 0, KEY_F1)
+		MATRIX_KEY(3, 1, KEY_F2)
+		MATRIX_KEY(3, 2, KEY_F3)
+		MATRIX_KEY(3, 3, KEY_POWER)
+		>;
 	status = "okay";
 };

arch/arm/boot/dts/imx51.dtsi

@@ -12,9 +12,10 @@
 
 #include "skeleton.dtsi"
 #include "imx51-pinfunc.h"
-#include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/clock/imx5-clock.h>
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
 
 / {
 	aliases {