diff --git a/target/linux/ath79/dts/qca9558_tplink_archer-c.dtsi b/target/linux/ath79/dts/qca9558_tplink_archer-c.dtsi
index 221582e66d..c1bd3f759b 100644
--- a/target/linux/ath79/dts/qca9558_tplink_archer-c.dtsi
+++ b/target/linux/ath79/dts/qca9558_tplink_archer-c.dtsi
@@ -115,8 +115,9 @@
 &mdio0 {
 	status = "okay";
 
-	phy0: ethernet-phy@0 {
-		reg = <0>;
+	switch@1f {
+		compatible = "qca,ar8327";
+		reg = <0x1f>;
 
 		qca,ar8327-initvals = <
 			0x04 0x00080080 /* PORT0 PAD MODE CTRL */
@@ -134,9 +135,13 @@
 &eth0 {
 	status = "okay";
 
-	phy-handle = <&phy0>;
 	pll-data = <0x56000000 0x00000101 0x00001616>;
 
+	fixed-link {
+		speed = <1000>;
+		full-duplex;
+	};
+
 	gmac-config {
 		device = <&gmac>;
 		rgmii-enabled = <1>;