diff --git a/arch/arm/boot/dts/kirkwood-dir665.dts b/arch/arm/boot/dts/kirkwood-dir665.dts
index 41acbb6dd6ab..4d2b15d6244a 100644
--- a/arch/arm/boot/dts/kirkwood-dir665.dts
+++ b/arch/arm/boot/dts/kirkwood-dir665.dts
@@ -194,6 +194,8 @@
 	};
 
 	dsa {
+		status = "disabled";
+
 		compatible = "marvell,dsa";
 		#address-cells = <2>;
 		#size-cells = <0>;
@@ -241,6 +243,53 @@
 
 &mdio {
 	status = "okay";
+
+	switch@0 {
+		compatible = "marvell,mv88e6085";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				label = "lan4";
+			};
+
+			port@1 {
+			       reg = <1>;
+			       label = "lan3";
+			};
+
+			port@2 {
+			       reg = <2>;
+			       label = "lan2";
+			};
+
+			port@3 {
+			       reg = <3>;
+			       label = "lan1";
+			};
+
+			port@4 {
+				reg = <4>;
+				label = "wan";
+			};
+
+			port@6 {
+				reg = <6>;
+				label = "cpu";
+				ethernet = <&eth0port>;
+				fixed-link {
+					speed = <1000>;
+					full-duplex;
+				};
+			};
+		};
+	};
 };
 
 /* eth0 is connected to a Marvell 88E6171 switch, without a PHY. So set