diff --git a/target/linux/ramips/dts/mt7620n.dtsi b/target/linux/ramips/dts/mt7620n.dtsi
index d225cb25d8..276bc13733 100644
--- a/target/linux/ramips/dts/mt7620n.dtsi
+++ b/target/linux/ramips/dts/mt7620n.dtsi
@@ -322,20 +322,6 @@
 		reset-names = "fe", "esw";
 
 		mediatek,switch = <&gsw>;
-
-		mdio-bus {
-			#address-cells = <1>;
-			#size-cells = <0>;
-
-			status = "disabled";
-		};
-
-		port@4 {
-			compatible = "mediatek,mt7620a-gsw-port", "mediatek,eth-port";
-			reg = <4>;
-
-			status = "disabled";
-		};
 	};
 
 	gsw: gsw@10110000 {
diff --git a/target/linux/ramips/dts/mt7620n_dlink_dwr-921-c1.dts b/target/linux/ramips/dts/mt7620n_dlink_dwr-921-c1.dts
index c784839c34..d37bdb4013 100644
--- a/target/linux/ramips/dts/mt7620n_dlink_dwr-921-c1.dts
+++ b/target/linux/ramips/dts/mt7620n_dlink_dwr-921-c1.dts
@@ -133,12 +133,6 @@
 	status = "okay";
 };
 
-&ethernet {
-	port@4 {
-		status = "okay";
-	};
-};
-
 &state_default {
 	default {
 		groups = "spi refclk", "i2c", "ephy", "wled";
diff --git a/target/linux/ramips/dts/mt7620n_dlink_dwr-922-e2.dts b/target/linux/ramips/dts/mt7620n_dlink_dwr-922-e2.dts
index 9400394d89..d3ca0dd53f 100644
--- a/target/linux/ramips/dts/mt7620n_dlink_dwr-922-e2.dts
+++ b/target/linux/ramips/dts/mt7620n_dlink_dwr-922-e2.dts
@@ -136,12 +136,6 @@
 	status = "okay";
 };
 
-&ethernet {
-	port@4 {
-		status = "okay";
-	};
-};
-
 &state_default {
 	default {
 		groups = "spi refclk", "i2c", "ephy", "wled";
diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/mdio.c b/target/linux/ramips/files/drivers/net/ethernet/ralink/mdio.c
index dceb08b835..b923b02af9 100644
--- a/target/linux/ramips/files/drivers/net/ethernet/ralink/mdio.c
+++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/mdio.c
@@ -232,7 +232,8 @@ int fe_mdio_init(struct fe_priv *priv)
 	mii_np = of_get_child_by_name(priv->dev->of_node, "mdio-bus");
 	if (!mii_np) {
 		dev_err(priv->dev, "no %s child node found", "mdio-bus");
-		return -ENODEV;
+		err = 0;
+		goto err_no_bus;
 	}
 
 	if (!of_device_is_available(mii_np)) {
@@ -264,6 +265,8 @@ err_free_bus:
 	kfree(priv->mii_bus);
 err_put_node:
 	of_node_put(mii_np);
+err_no_bus:
+	dev_err(priv->dev, "%s disabled", "mdio-bus");
 	priv->mii_bus = NULL;
 	return err;
 }