[PATCH 2/2] ARM: dts: rockchip: Add ref clk for hdmi
From: Andy Yan
Date: Mon Mar 24 2025 - 06:36:13 EST
From: Andy Yan <andy.yan@xxxxxxxxxxxxxx>
The RK3036 HDMI DDC bus requires it's PHY's reference clock to be
enabled first before normal DDC communication can be carried out.
Signed-off-by: Andy Yan <andy.yan@xxxxxxxxxxxxxx>
---
arch/arm/boot/dts/rockchip/rk3036.dtsi | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/rockchip/rk3036.dtsi b/arch/arm/boot/dts/rockchip/rk3036.dtsi
index 6039a0908af1c..22685cd23a708 100644
--- a/arch/arm/boot/dts/rockchip/rk3036.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3036.dtsi
@@ -403,8 +403,8 @@ hdmi: hdmi@20034000 {
compatible = "rockchip,rk3036-inno-hdmi";
reg = <0x20034000 0x4000>;
interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&cru PCLK_HDMI>;
- clock-names = "pclk";
+ clocks = <&cru PCLK_HDMI>, <&cru SCLK_LCDC>;
+ clock-names = "pclk", "ref";
pinctrl-names = "default";
pinctrl-0 = <&hdmi_ctl>;
#sound-dai-cells = <0>;
--
2.43.0