diff --git a/arch/arm64/boot/dts/rockchip/rk3568.dtsi b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
index 282ba2e83222..c0435c7e7c0b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
@@ -1181,8 +1181,9 @@
 		interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&cru PCLK_HDMI_HOST>,
 			 <&cru CLK_HDMI_SFR>,
-			 <&cru CLK_HDMI_CEC>;
-		clock-names = "iahb", "isfr", "cec";
+			 <&cru CLK_HDMI_CEC>,
+			 <&pmucru PLL_HPLL>;
+		clock-names = "iahb", "isfr", "cec", "ref";
 		power-domains = <&power RK3568_PD_VO>;
 		reg-io-width = <4>;
 		rockchip,grf = <&grf>;