[PATCH] arm64: dts: mt8173: add MT8173 display PWM driver support node

[YH Huang]

Add display PWM node in mt8173-evb.dts and mt8173.dtsi.

Signed-off-by: YH Huang <yh.hu...@mediatek.com>
---
 arch/arm64/boot/dts/mediatek/mt8173-evb.dts |   13 +++++++++++++
 arch/arm64/boot/dts/mediatek/mt8173.dtsi    |   22 ++++++++++++++++++++++
 2 files changed, 35 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts 
b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
index 811cb76..1b3fabd 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
@@ -92,6 +92,13 @@
 };
 
 &pio {
+       disp_pwm0_pins: disp_pwm0_pins {
+               pins1 {
+                       pinmux = <MT8173_PIN_87_DISP_PWM0__FUNC_DISP_PWM0>;
+                       output-low;
+               };
+       };
+
        mmc0_pins_default: mmc0default {
                pins_cmd_dat {
                        pinmux = <MT8173_PIN_57_MSDC0_DAT0__FUNC_MSDC0_DAT0>,
@@ -190,6 +197,12 @@
        };
 };
 
+&pwm0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&disp_pwm0_pins>;
+       status = "okay";
+};
+
 &pwrap {
        pmic: mt6397 {
                compatible = "mediatek,mt6397";
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi 
b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 4bce167..fd01134 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -500,6 +500,28 @@
                        clock-names = "source", "hclk";
                        status = "disabled";
                };
+
+               pwm0: pwm@1401e000 {
+                       compatible = "mediatek,mt8173-disp-pwm",
+                                    "mediatek,mt6595-disp-pwm";
+                       reg = <0 0x1401e000 0 0x1000>;
+                       #pwm-cells = <2>;
+                       clocks = <&mmsys CLK_MM_DISP_PWM026M>,
+                                <&mmsys CLK_MM_DISP_PWM0MM>;
+                       clock-names = "main", "mm";
+                       status = "disabled";
+               };
+
+               pwm1: pwm@1401f000 {
+                       compatible = "mediatek,mt8173-disp-pwm",
+                                    "mediatek,mt6595-disp-pwm";
+                       reg = <0 0x1401f000 0 0x1000>;
+                       #pwm-cells = <2>;
+                       clocks = <&mmsys CLK_MM_DISP_PWM126M>,
+                                <&mmsys CLK_MM_DISP_PWM1MM>;
+                       clock-names = "main", "mm";
+                       status = "disabled";
+               };
        };
 };
 
-- 
1.7.9.5

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