diff --git a/arch/arm/dts/armada-3720-uDPU.dts b/arch/arm/dts/armada-3720-uDPU.dts
index 683dac2a7c..07c7b91175 100644
--- a/arch/arm/dts/armada-3720-uDPU.dts
+++ b/arch/arm/dts/armada-3720-uDPU.dts
@@ -109,11 +109,11 @@
 &comphy {
 	phy0 {
 		phy-type = <PHY_TYPE_SGMII1>;
-		phy-speed = <PHY_SPEED_1_25G>;
+		phy-speed = <PHY_SPEED_3_125G>;
 	};
         phy1 {
                 phy-type = <PHY_TYPE_SGMII0>;
-                phy-speed = <PHY_SPEED_1_25G>;
+                phy-speed = <PHY_SPEED_3_125G>;
         };
 
         phy2 {
@@ -125,22 +125,16 @@
 &eth0 {
 	pinctrl-0 = <&pcie_pins>;
 	status = "okay";
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
+	managed = "in-band-status";
 	phy = <&ethphy0>;
-	fixed-link {
-		speed = <1000>;
-		full-duplex;
-	};
 };
 
 &eth1 {
 	status = "okay";
-	phy-mode = "sgmii";
+	phy-mode = "2500base-x";
+	managed = "in-band-status";
 	phy = <&ethphy1>;
-	fixed-link {
-		speed = <1000>;
-		full-duplex;
-	};
 };
 
 &i2c0 {