diff --git a/arch/arm64/boot/dts/rockchip/rockpi-4b-linux.dts b/arch/arm64/boot/dts/rockchip/rockpi-4b-linux.dts
index 9370a8dfa6048..217d8e033b20f 100644
--- a/arch/arm64/boot/dts/rockchip/rockpi-4b-linux.dts
+++ b/arch/arm64/boot/dts/rockchip/rockpi-4b-linux.dts
@@ -295,6 +295,8 @@
 	#address-cells = <1>;
 	#size-cells = <0>;
 	#sound-dai-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&hdmi_i2c_xfer>, <&hdmi_cec>;
 	status = "okay";
 };
 
diff --git a/arch/arm64/configs/rockchip_linux_defconfig b/arch/arm64/configs/rockchip_linux_defconfig
index b1ec049fb9988..8d8a503c0dda4 100644
--- a/arch/arm64/configs/rockchip_linux_defconfig
+++ b/arch/arm64/configs/rockchip_linux_defconfig
@@ -729,6 +729,7 @@ CONFIG_MEDIA_CAMERA_SUPPORT=y
 CONFIG_MEDIA_DIGITAL_TV_SUPPORT=y
 CONFIG_MEDIA_SDR_SUPPORT=y
 CONFIG_MEDIA_RC_SUPPORT=y
+CONFIG_MEDIA_CEC_SUPPORT=y
 CONFIG_MEDIA_CONTROLLER=y
 CONFIG_VIDEO_V4L2_SUBDEV_API=y
 CONFIG_LIRC=m
@@ -875,6 +876,7 @@ CONFIG_ROCKCHIP_LVDS=y
 CONFIG_ROCKCHIP_DRM_TVE=y
 CONFIG_DRM_PANEL_TOSHIBA_TC358762=y
 CONFIG_DRM_DW_HDMI_I2S_AUDIO=y
+CONFIG_DRM_DW_HDMI_CEC=y
 CONFIG_MALI400=y
 CONFIG_MALI450=y
 # CONFIG_MALI400_PROFILING is not set