diff --git a/arch/arm/dts/sun7i-a20-bananapi-m1-plus.dts b/arch/arm/dts/sun7i-a20-bananapi-m1-plus.dts
index e2bfe00..4dbcad1 100644
--- a/arch/arm/dts/sun7i-a20-bananapi-m1-plus.dts
+++ b/arch/arm/dts/sun7i-a20-bananapi-m1-plus.dts
@@ -130,7 +130,7 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&gmac_rgmii_pins>;
 	phy = <&phy1>;
-	phy-mode = "rgmii";
+	phy-mode = "rgmii-id";
 	phy-supply = <&reg_gmac_3v3>;
 	status = "okay";