diff --git a/arch/arm64/boot/dts/rockchip/rk3399-sapphire-excavator-linux.dts b/arch/arm64/boot/dts/rockchip/rk3399-sapphire-excavator-linux.dts
index 7ba30e807913..dc549b2bf67d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-sapphire-excavator-linux.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-sapphire-excavator-linux.dts
@@ -218,6 +218,8 @@
 };
 
 &hdmi {
+	/* remove the hdmi_cec, reused by edp_hpd */
+	pinctrl-0 = <&hdmi_i2c_xfer>;
 	#address-cells = <1>;
 	#size-cells = <0>;
 	#sound-dai-cells = <0>;