Commit 35f2d3f8 authored by AngeloGioacchino Del Regno's avatar AngeloGioacchino Del Regno Committed by Matthias Brugger
Browse files

arm64: dts: mediatek: mt6795-xperia-m5: Add display backlight support 



Add the relevant nodes for display backlight on Sony Xperia M5: this
needs both the SoC PWM IP and MT6332 PMIC LED strings.

Reviewed-by: default avatarAlexandre Mergnat <amergnat@baylibre.com>
Signed-off-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230721082822.680010-3-angelogioacchino.delregno@collabora.com


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent bdfae71e

arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts

+32 −0
Original line number Diff line number Diff line
@@ -22,6 +22,23 @@ aliases { 
		serial1 = &uart1;

	};



	backlight_lcd0: backlight {

		compatible = "led-backlight";

		leds = <&disp_led_pwm>, <&pmic_bl_led>;



		default-brightness-level = <300>;

	};



	led-controller-display {

		compatible = "pwm-leds";



		disp_led_pwm: led-0 {

			label = "backlight-pwm";

			pwms = <&pwm0 0 500000>;

			max-brightness = <1024>;

		};

	};



	memory@40000000 {

		device_type = "memory";

		reg = <0 0x40000000 0 0x1e800000>;
@@ -338,6 +355,21 @@ &pmic { 
	 * an interrupt on the companion, so we use the MT6332 IRQ GPIO.

	 */

	interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>;



	mt6332-led {

		compatible = "mediatek,mt6332-led";

		#address-cells = <1>;

		#size-cells = <0>;



		pmic_bl_led: led@0 {

			reg = <0>;

			label = "backlight-pmic";

		};

	};

};



&pwm0 {

	status = "okay";

};



&uart0 {