ARM: dts: am335x-wega: Update ethernet phy node

Update ethernet phy1 node to use phy-handle now.
Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am335x-wega.dtsi

@@ -119,11 +119,17 @@ AM33XX_IOPAD(0x878, PIN_INPUT_PULLDOWN | MUX_MODE1)	/* gpmc_ben1.mii2_col */
 };
 
 &cpsw_emac1 {
-	phy_id = <&davinci_mdio>, <1>;
+	phy-handle = <&phy1>;
 	phy-mode = "mii";
 	dual_emac_res_vlan = <2>;
 };
 
+&davinci_mdio {
+	phy1: ethernet-phy@1 {
+		reg = <1>;
+	};
+};
+
 &mac {
 	slaves = <2>;
 	pinctrl-names = "default";