arm64: dts: m3ulcb: enable GPIO keys

This supports GPIO keys on M3ULCB board

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
index 49162bd488f81fafae544217aa953afbe0261b22..2f8f183ea0cd1d7f4e1f3c05ab501ccb5865d1dd 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
@@ -12,6 +12,7 @@
 /dts-v1/;
 #include "r8a7796.dtsi"
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
 
 / {
        model = "Renesas M3ULCB board based on r8a7796";
@@ -41,6 +42,18 @@
                        gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>;
                };
        };
+
+       keyboard {
+               compatible = "gpio-keys";
+
+               key-1 {
+                       linux,code = <KEY_1>;
+                       label = "SW3";
+                       wakeup-source;
+                       debounce-interval = <20>;
+                       gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
+               };
+       };
 };
 
 &extal_clk {