ARM: ux500: move MUSB pin config to device tree

This moves the MUSB pin control table out of the board file
and into the device tree. Tie the config to the on-chip MUSB
device rather than the ab8500-usb device which is off-chip.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm/boot/dts/ste-snowball.dts b/arch/arm/boot/dts/ste-snowball.dts
index 65180b2..4763b80 100644
--- a/arch/arm/boot/dts/ste-snowball.dts
+++ b/arch/arm/boot/dts/ste-snowball.dts
@@ -85,6 +85,11 @@
 	};
 
 	soc {
+		usb_per5@a03e0000 {
+			pinctrl-names = "default", "sleep";
+			pinctrl-0 = <&musb_default_mode>;
+			pinctrl-1 = <&musb_sleep_mode>;
+		};
 
 		sound {
 			compatible = "stericsson,snd-soc-mop500";