diff --git a/arch/arm/boot/dts/amlogic/meson8-minix-neo-x8.dts b/arch/arm/boot/dts/amlogic/meson8-minix-neo-x8.dts
index b97531000d55..f42f97f2c7e7 100644
--- a/arch/arm/boot/dts/amlogic/meson8-minix-neo-x8.dts
+++ b/arch/arm/boot/dts/amlogic/meson8-minix-neo-x8.dts
@@ -94,4 +94,5 @@ &ethmac {
 	status = "okay";
 	pinctrl-0 = <&eth_pins>;
 	pnictrl-names = "default";
+	phy-mode = "rmii";
 };