diff --git a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts
index c9680994555d..bb7e0e5cd57b 100644
--- a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts
@@ -15,6 +15,7 @@ / {
 
 	aliases {
 		serial0 = &scif0;
+		ethernet0 = &gether;
 	};
 
 	chosen {
@@ -36,7 +37,27 @@ &extalr_clk {
 	clock-frequency = <32768>;
 };
 
+&gether {
+	pinctrl-0 = <&gether_pins>;
+	pinctrl-names = "default";
+
+	phy-mode = "rgmii";
+	phy-handle = <&phy0>;
+	renesas,no-ether-link;
+	status = "okay";
+
+	phy0: ethernet-phy@0 {
+		reg = <0>;
+	};
+};
+
 &pfc {
+	gether_pins: gether {
+		groups = "gether_mdio_a", "gether_rgmii",
+			 "gether_txcrefclk", "gether_txcrefclk_mega";
+		function = "gether";
+	};
+
 	scif0_pins: scif0 {
 		groups = "scif0_data";
 		function = "scif0";