diff --git a/boards/arm/sam_v71_xult/sam_v71_xult-common.dtsi b/boards/arm/sam_v71_xult/sam_v71_xult-common.dtsi
index 5f67b5f5013..d1cc35a7df8 100644
--- a/boards/arm/sam_v71_xult/sam_v71_xult-common.dtsi
+++ b/boards/arm/sam_v71_xult/sam_v71_xult-common.dtsi
@@ -203,6 +203,17 @@ zephyr_udc0: &usbhs {
 
 &gmac {
 	status = "okay";
+
+	phy: phy {
+		compatible = "ethernet-phy";
+		status = "okay";
+		address = <0>;
+		mdio = <&mdio>;
+	};
+};
+
+&mdio {
+	status = "okay";
 };
 
 &pwm0 {