omap: musb: introduce default board config

Most boards use exactly the same configuration for musb initialization.
Create a default that can be shared amount different boards.

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c
index 99b3f2d..a8810f8 100644
--- a/arch/arm/mach-omap2/board-2430sdp.c
+++ b/arch/arm/mach-omap2/board-2430sdp.c
@@ -208,11 +208,6 @@
 	{}	/* Terminator */
 };
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
 static struct omap_usb_config sdp2430_usb_config __initdata = {
 	.otg		= 1,
 #ifdef  CONFIG_USB_GADGET_OMAP
@@ -246,7 +241,7 @@
 	omap2_usbfs_init(&sdp2430_usb_config);
 
 	omap_mux_init_signal("usb0hs_stp", OMAP_PULL_ENA | OMAP_PULL_UP);
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 
 	board_smc91x_init();