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.
Signed-off-by: Fei Shao <fshao@chromium.org>
---
(no changes since v1)
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 f746b89c1ec6..61530f8c5599 100644
--- a/arch/arm64/boot/dts/mediatek/mt8188.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8188.dtsi
@@ -1418,6 +1418,28 @@ lvts_ap: thermal-sensor@1100b000 {
#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 = <GIC_SPI 203 IRQ_TYPE_LEVEL_HIGH 0>;
+ #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 = <GIC_SPI 793 IRQ_TYPE_LEVEL_HIGH 0>;
+ #pwm-cells = <2>;
+ status = "disabled";
+ };
+
spi1: spi@11010000 {
compatible = "mediatek,mt8188-spi-ipm", "mediatek,spi-ipm";
#address-cells = <1>;
--
2.46.0.598.g6f2099f65c-goog