--- a/arch/arm/boot/dts/hi3536c-demb.dts
+++ b/arch/arm/boot/dts/hi3536c-demb.dts
@@ -102,12 +102,13 @@
 
 &mdio {
 	ethphy: ethernet-phy@1 {
-		reg = <1>;
+		reg = <2>;
 	};
 };
 &mdio1 {
 	ethphy1: ethernet-phy@2 {
-		reg = <2>;
+		reg = <1>;
+		status = "disabled";
 	};
 };