ARM: dts: don't assume boards are using twl4030 for omap3

If a board isn't using twl4030, then dtc will complain about the missing
phandle (which is in twl4030.dtsi).  Move the phy declaration to the dts
files.
Signed-off-by: NJason Cooper <jason@lakedaemon.net>
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/boot/dts/omap3-beagle-xm.dts

@@ -122,6 +122,7 @@
 
 &usb_otg_hs {
 	interface-type = <0>;
+	usb-phy = <&usb2_phy>;
 	mode = <3>;
 	power = <50>;
 };

arch/arm/boot/dts/omap3-evm.dts

@@ -68,6 +68,7 @@
 
 &usb_otg_hs {
 	interface-type = <0>;
+	usb-phy = <&usb2_phy>;
 	mode = <3>;
 	power = <50>;
 };

arch/arm/boot/dts/omap3-overo.dtsi

@@ -73,6 +73,7 @@
 
 &usb_otg_hs {
 	interface-type = <0>;
+	usb-phy = <&usb2_phy>;
 	mode = <3>;
 	power = <50>;
 };

arch/arm/boot/dts/omap3.dtsi

@@ -519,7 +519,6 @@
 			interrupts = <0 92 0x4>, <0 93 0x4>;
 			interrupt-names = "mc", "dma";
 			ti,hwmods = "usb_otg_hs";
-			usb-phy = <&usb2_phy>;
 			multipoint = <1>;
 			num-eps = <16>;
 			ram-bits = <12>;