diff --git a/arch/riscv/boot/dts/thead/light-lpi4a-ref.dts b/arch/riscv/boot/dts/thead/light-lpi4a-ref.dts
index c69af9d0d..9015b72b7 100644
--- a/arch/riscv/boot/dts/thead/light-lpi4a-ref.dts
+++ b/arch/riscv/boot/dts/thead/light-lpi4a-ref.dts
@@ -1364,36 +1364,6 @@
 	status = "okay";
 };
 
-&dpu_enc0 {
-	status = "okay";
-
-	ports {
-		/* output */
-		port@1 {
-			reg = <1>;
-
-			enc0_out: endpoint {
-				remote-endpoint = <&dsi0_in>;
-			};
-		};
-	};
-};
-
-&dpu_enc0 {
-       status = "okay";
-
-       ports {
-               /* output */
-               port@1 {
-                       reg = <1>;
-
-                       enc0_out: endpoint {
-                               remote-endpoint = <&dsi0_in>;
-                       };
-               };
-       };
-};
-
 &dpu_enc1 {
         ports {
                 /delete-node/ port@0;
@@ -1404,90 +1374,6 @@
         status = "okay";
 };
 
-&dsi0 {
-        status = "okay";
-};
-
-&dhost_0 {
-	ports {
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		port@0 {
-			reg = <0>;
-
-			dsi0_in: endpoint {
-				remote-endpoint = <&enc0_out>;
-			};
-		};
-
-		port@1 {
-			reg = <1>;
-
-			dsi0_out: endpoint {
-				remote-endpoint = <&panel0_in>;
-			};
-		};
-	};
-
-	panel0@0 {
-		compatible = "himax,hx8394";
-		reg = <0>;
-		backlight = <&lcd0_backlight>;
-		reset-gpio = <&pcal6408ahk_d 7 1>; /* active low */
-		hsvcc-supply = <&soc_vdd18_lcd0_en_reg>;
-		vspn3v3-supply = <&soc_vdd33_lcd0_en_reg>;
-
-		port {
-			panel0_in: endpoint {
-				remote-endpoint = <&dsi0_out>;
-			};
-		};
-	};
-};
-
-&dsi0 {
-        status = "okay";
-};
-
-&dhost_0 {
-       ports {
-               #address-cells = <1>;
-               #size-cells = <0>;
-
-               port@0 {
-                       reg = <0>;
-
-                       dsi0_in: endpoint {
-                               remote-endpoint = <&enc0_out>;
-                       };
-               };
-
-               port@1 {
-                       reg = <1>;
-
-                       dsi0_out: endpoint {
-                               remote-endpoint = <&panel0_in>;
-                       };
-               };
-       };
-
-       panel0@0 {
-               compatible = "himax,hx8394";
-               reg = <0>;
-               backlight = <&lcd0_backlight>;
-               reset-gpio = <&pcal6408ahk_d 7 1>; /* active low */
-               hsvcc-supply = <&soc_vdd18_lcd0_en_reg>;
-               vspn3v3-supply = <&soc_vdd33_lcd0_en_reg>;
-
-               port {
-                       panel0_in: endpoint {
-                               remote-endpoint = <&dsi0_out>;
-                       };
-               };
-       };
-};
-
 &disp1_out {
 	remote-endpoint = <&hdmi_tx_in>;
 };