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Commit b33be336 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Simon Horman
Browse files

arm64: dts: salvator-x: Add panel backlight support 



The panel backlight is controlled through a GPIO and a PWM channel.

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
[simon: apply to salvator-x.dtsi instead of r8a7795-salvator-x.dts]
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent eaef3310

arch/arm64/boot/dts/renesas/salvator-x.dtsi

+22 −0
Original line number Diff line number Diff line
@@ -58,6 +58,16 @@ 
		clock-frequency = <11289600>;

	};



	backlight: backlight {

		compatible = "pwm-backlight";

		pwms = <&pwm1 0 50000>;



		brightness-levels = <256 128 64 16 8 4 0>;

		default-brightness-level = <6>;



		enable-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;

	};



	reg_1p8v: regulator0 {

		compatible = "regulator-fixed";

		regulator-name = "fixed-1.8V";
@@ -358,6 +368,11 @@ 
		function = "i2c2";

	};



	pwm1_pins: pwm {

		groups = "pwm1_a";

		function = "pwm1";

	};



	scif1_pins: scif1 {

		groups = "scif1_data_a", "scif1_ctrl";

		function = "scif1";
@@ -443,6 +458,13 @@ 
	};

};



&pwm1 {

	pinctrl-0 = <&pwm1_pins>;

	pinctrl-names = "default";



	status = "okay";

};



&rcar_sound {

	pinctrl-0 = <&sound_pins &sound_clk_pins>;

	pinctrl-names = "default";