ARM: dts: imx6q-sabresd: add volume up/down gpio keys

Add volume up/down gpio keys support in imx6q-sabresd.dts.

Signed-off-by: Liu Ying <Ying.Liu@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

diff --git a/arch/arm/boot/dts/imx6q-sabresd.dts b/arch/arm/boot/dts/imx6q-sabresd.dts
index e596c28..a424025 100644 (file)
--- a/arch/arm/boot/dts/imx6q-sabresd.dts
+++ b/arch/arm/boot/dts/imx6q-sabresd.dts
@@ -38,6 +38,8 @@
                                hog {
                                        pinctrl_hog: hoggrp {
                                                fsl,pins = <
+                                                       1004 0x80000000 /* MX6Q_PAD_GPIO_4__GPIO_1_4 */
+                                                       1012 0x80000000 /* MX6Q_PAD_GPIO_5__GPIO_1_5 */
                                                        1402 0x80000000 /* MX6Q_PAD_NANDF_D0__GPIO_2_0 */
                                                        1410 0x80000000 /* MX6Q_PAD_NANDF_D1__GPIO_2_1 */
                                                        1418 0x80000000 /* MX6Q_PAD_NANDF_D2__GPIO_2_2 */
@@ -73,4 +75,20 @@
                        };
                };
        };
+
+       gpio-keys {
+               compatible = "gpio-keys";
+
+               volume-up {
+                       label = "Volume Up";
+                       gpios = <&gpio1 4 0>;
+                       linux,code = <115>; /* KEY_VOLUMEUP */
+               };
+
+               volume-down {
+                       label = "Volume Down";
+                       gpios = <&gpio1 5 0>;
+                       linux,code = <114>; /* KEY_VOLUMEDOWN */
+               };
+       };
 };