From 41eb8f7ad206948d7ac952db78c075f1f903476c Mon Sep 17 00:00:00 2001 From: Fei Shao Date: Wed, 11 Sep 2024 22:33:58 +0800 Subject: [PATCH] arm64: dts: mediatek: mt8188: Add PWM nodes for display backlight Add two hardware PWM nodes for display backlight usage on MT8188 SoC, and mark them as disabled by default. Boards can enable the necessary PWM node as needed. Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Fei Shao Link: https://lore.kernel.org/r/20240911143429.850071-6-fshao@chromium.org Signed-off-by: AngeloGioacchino Del Regno --- arch/arm64/boot/dts/mediatek/mt8188.dtsi | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8188.dtsi b/arch/arm64/boot/dts/mediatek/mt8188.dtsi index f431c3037493..25a048893f11 100644 --- a/arch/arm64/boot/dts/mediatek/mt8188.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8188.dtsi @@ -1421,6 +1421,28 @@ #thermal-sensor-cells = <1>; }; + disp_pwm0: pwm@1100e000 { + compatible = "mediatek,mt8188-disp-pwm", "mediatek,mt8183-disp-pwm"; + reg = <0 0x1100e000 0 0x1000>; + clocks = <&topckgen CLK_TOP_DISP_PWM0>, + <&infracfg_ao CLK_INFRA_AO_DISP_PWM>; + clock-names = "main", "mm"; + interrupts = ; + #pwm-cells = <2>; + status = "disabled"; + }; + + disp_pwm1: pwm@1100f000 { + compatible = "mediatek,mt8188-disp-pwm", "mediatek,mt8183-disp-pwm"; + reg = <0 0x1100f000 0 0x1000>; + clocks = <&topckgen CLK_TOP_DISP_PWM1>, + <&infracfg_ao CLK_INFRA_AO_DISP_PWM1>; + clock-names = "main", "mm"; + interrupts = ; + #pwm-cells = <2>; + status = "disabled"; + }; + spi1: spi@11010000 { compatible = "mediatek,mt8188-spi-ipm", "mediatek,spi-ipm"; #address-cells = <1>; -- 2.50.1