diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts
index 5302f79c05b7..4b5a8e065dcb 100644
--- a/arch/arm/boot/dts/am335x-bone.dts
+++ b/arch/arm/boot/dts/am335x-bone.dts
@@ -131,8 +131,10 @@
 
 &cpsw_emac0 {
 	phy_id = <&davinci_mdio>, <0>;
+	phy-mode = "mii";
 };
 
 &cpsw_emac1 {
 	phy_id = <&davinci_mdio>, <1>;
+	phy-mode = "mii";
 };
diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index 0423298a26fe..814ee037fd51 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -239,8 +239,10 @@
 
 &cpsw_emac0 {
 	phy_id = <&davinci_mdio>, <0>;
+	phy-mode = "rgmii-txid";
 };
 
 &cpsw_emac1 {
 	phy_id = <&davinci_mdio>, <1>;
+	phy-mode = "rgmii-txid";
 };
diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index acbcac340975..4297899a2470 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -251,8 +251,10 @@
 
 &cpsw_emac0 {
 	phy_id = <&davinci_mdio>, <0>;
+	phy-mode = "rgmii-txid";
 };
 
 &cpsw_emac1 {
 	phy_id = <&davinci_mdio>, <1>;
+	phy-mode = "rgmii-txid";
 };