diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts
index 35fb929e7bcc..d3ee6fc4baab 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts
@@ -626,24 +626,28 @@ ports {
 			lan1: port@0 {
 				reg = <0>;
 				label = "lan1";
+				phy-mode = "internal";
 				local-mac-address = [00 00 00 00 00 00];
 			};
 
 			lan2: port@1 {
 				reg = <1>;
 				label = "lan2";
+				phy-mode = "internal";
 				local-mac-address = [00 00 00 00 00 00];
 			};
 
 			lan3: port@2 {
 				reg = <2>;
 				label = "lan3";
+				phy-mode = "internal";
 				local-mac-address = [00 00 00 00 00 00];
 			};
 
 			lan4: port@3 {
 				reg = <3>;
 				label = "lan4";
+				phy-mode = "internal";
 				local-mac-address = [00 00 00 00 00 00];
 			};