ARM: shmobile: armadillo: dts: Add gpio-keys device

The board had 4 buttons connected to GPIOs, add a corresponding
gpio-keys device.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

1 files changed, 29 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts b/arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts
index e916aae2b725..95a849bf921f 100644
--- a/arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts
+++ b/arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts
@@ -72,6 +72,35 @@
                 regulator-boot-on;
         };
 
+        gpio-keys {
+                compatible = "gpio-keys";
+
+                power-key {
+                        gpios = <&pfc 99 GPIO_ACTIVE_LOW>;
+                        linux,code = <116>;
+                        label = "SW3";
+                        gpio-key,wakeup;
+                };
+
+                back-key {
+                        gpios = <&pfc 100 GPIO_ACTIVE_LOW>;
+                        linux,code = <158>;
+                        label = "SW4";
+                };
+
+                menu-key {
+                        gpios = <&pfc 97 GPIO_ACTIVE_LOW>;
+                        linux,code = <139>;
+                        label = "SW5";
+                };
+
+                home-key {
+                        gpios = <&pfc 98 GPIO_ACTIVE_LOW>;
+                        linux,code = <102>;
+                        label = "SW6";
+                };
+        };
+
         leds {
                 compatible = "gpio-leds";
                 led1 {