diff --git a/arch/arm/boot/dts/imx6dl.dtsi b/arch/arm/boot/dts/imx6dl.dtsi
index 4d693a75ce98..d987661e3302 100644
--- a/arch/arm/boot/dts/imx6dl.dtsi
+++ b/arch/arm/boot/dts/imx6dl.dtsi
@@ -309,10 +309,12 @@
 		#size-cells = <0>;
 
 		mipi_vc0_to_ipu1_csi0_mux: endpoint@0 {
+			reg = <0>;
 			remote-endpoint = <&ipu1_csi0_mux_from_mipi_vc0>;
 		};
 
 		mipi_vc0_to_ipu1_csi1_mux: endpoint@1 {
+			reg = <1>;
 			remote-endpoint = <&ipu1_csi1_mux_from_mipi_vc0>;
 		};
 	};
@@ -323,10 +325,12 @@
 		#size-cells = <0>;
 
 		mipi_vc1_to_ipu1_csi0_mux: endpoint@0 {
+			reg = <0>;
 			remote-endpoint = <&ipu1_csi0_mux_from_mipi_vc1>;
 		};
 
 		mipi_vc1_to_ipu1_csi1_mux: endpoint@1 {
+			reg = <1>;
 			remote-endpoint = <&ipu1_csi1_mux_from_mipi_vc1>;
 		};
 	};
@@ -337,10 +341,12 @@
 		#size-cells = <0>;
 
 		mipi_vc2_to_ipu1_csi0_mux: endpoint@0 {
+			reg = <0>;
 			remote-endpoint = <&ipu1_csi0_mux_from_mipi_vc2>;
 		};
 
 		mipi_vc2_to_ipu1_csi1_mux: endpoint@1 {
+			reg = <1>;
 			remote-endpoint = <&ipu1_csi1_mux_from_mipi_vc2>;
 		};
 	};
@@ -351,10 +357,12 @@
 		#size-cells = <0>;
 
 		mipi_vc3_to_ipu1_csi0_mux: endpoint@0 {
+			reg = <0>;
 			remote-endpoint = <&ipu1_csi0_mux_from_mipi_vc3>;
 		};
 
 		mipi_vc3_to_ipu1_csi1_mux: endpoint@1 {
+			reg = <1>;
 			remote-endpoint = <&ipu1_csi1_mux_from_mipi_vc3>;
 		};
 	};