diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi index 85f7c33ba446..bf2ad1294dd3 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi @@ -19,6 +19,17 @@ stdout-path = "serial0:115200n8"; }; + backlight_lcd0: backlight_lcd0 { + compatible = "pwm-backlight"; + pwms = <&pwm0 0 500000>; + power-supply = <&bl_pp5000>; + enable-gpios = <&pio 176 0>; + brightness-levels = <0 1023>; + num-interpolated-steps = <1023>; + default-brightness-level = <576>; + status = "okay"; + }; + memory@40000000 { device_type = "memory"; reg = <0 0x40000000 0 0x80000000>; @@ -536,6 +547,17 @@ }; }; + pwm0_pin_default: pwm0_pin_default { + pins1 { + pinmux = ; + output-high; + bias-pull-up; + }; + pins2 { + pinmux = ; + }; + }; + scp_pins: scp { pins_scp_uart { pinmux = , @@ -670,6 +692,12 @@ }; }; +&pwm0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pwm0_pin_default>; +}; + &scp { status = "okay"; pinctrl-names = "default"; diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi index 1ef39c5cc9fa..2a8832537027 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi @@ -641,6 +641,16 @@ status = "disabled"; }; + pwm0: pwm@1100e000 { + compatible = "mediatek,mt8183-disp-pwm"; + reg = <0 0x1100e000 0 0x1000>; + interrupts = ; + #pwm-cells = <2>; + clocks = <&topckgen CLK_TOP_MUX_DISP_PWM>, + <&infracfg CLK_INFRA_DISP_PWM>; + clock-names = "main", "mm"; + }; + i2c3: i2c@1100f000 { compatible = "mediatek,mt8183-i2c"; reg = <0 0x1100f000 0 0x1000>,