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Commit a24a5821 authored by Magnus Damm's avatar Magnus Damm Committed by Simon Horman
Browse files

ARM: dts: silk: Add GPIO keys to DT 



Extend the Silk board support to include SW3, SW4, SW6 and SW12. They
are all connected via GPIO lines and handled by the gpio-keys driver.

Signed-off-by: default avatarMagnus Damm <damm+renesas@opensource.se>
Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent 7f8f74cd

arch/arm/boot/dts/r8a7794-silk.dts

+55 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ 
/dts-v1/;

#include "r8a7794.dtsi"

#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/input/input.h>



/ {

	model = "SILK";
@@ -45,6 +46,60 @@ 
		reg = <0 0x40000000 0 0x40000000>;

	};



	gpio-keys {

		compatible = "gpio-keys";



		key-3 {

			gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;

			linux,code = <KEY_3>;

			label = "SW3";

			wakeup-source;

			debounce-interval = <20>;

		};

		key-4 {

			gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;

			linux,code = <KEY_4>;

			label = "SW4";

			wakeup-source;

			debounce-interval = <20>;

		};

		key-6 {

			gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;

			linux,code = <KEY_6>;

			label = "SW6";

			wakeup-source;

			debounce-interval = <20>;

		};

		key-a {

			gpios = <&gpio3 9 GPIO_ACTIVE_LOW>;

			linux,code = <KEY_A>;

			label = "SW12-1";

			wakeup-source;

			debounce-interval = <20>;

		};

		key-b {

			gpios = <&gpio3 10 GPIO_ACTIVE_LOW>;

			linux,code = <KEY_B>;

			label = "SW12-2";

			wakeup-source;

			debounce-interval = <20>;

		};

		key-c {

			gpios = <&gpio3 11 GPIO_ACTIVE_LOW>;

			linux,code = <KEY_C>;

			label = "SW12-3";

			wakeup-source;

			debounce-interval = <20>;

		};

		key-d {

			gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;

			linux,code = <KEY_D>;

			label = "SW12-4";

			wakeup-source;

			debounce-interval = <20>;

		};

	};



	d3_3v: regulator-d3-3v {

		compatible = "regulator-fixed";

		regulator-name = "D3.3V";