diff --git a/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dts b/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dts
index b6ad8328c7eb..4cb8df1129c0 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dts
@@ -58,6 +58,7 @@ &gmac0 {
 	clock_in_out = "output";
 	phy-handle = <&rgmii_phy0>;
 	phy-mode = "rgmii";
+	phy-supply = <&vcc_3v3>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&gmac0_miim
 		     &gmac0_tx_bus2