From 35f2d3f891824260db55665d2b65b013ce7617a6 Mon Sep 17 00:00:00 2001 From: AngeloGioacchino Del Regno Date: Fri, 21 Jul 2023 10:28:21 +0200 Subject: [PATCH] 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: Alexandre Mergnat Signed-off-by: AngeloGioacchino Del Regno Link: https://lore.kernel.org/r/20230721082822.680010-3-angelogioacchino.delregno@collabora.com Signed-off-by: Matthias Brugger --- .../dts/mediatek/mt6795-sony-xperia-m5.dts | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts index b5746e6d0b15a..ecdf00707a44a 100644 --- a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts +++ b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts @@ -22,6 +22,23 @@ 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 @@ * an interrupt on the companion, so we use the MT6332 IRQ GPIO. */ interrupts = ; + + 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 { -- 2.30.2