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-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index e4870c2..489294a 100644
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -363,12 +363,6 @@
 	return 0;
 }
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
 static void enable_board_wakeup_source(void)
 {
 	/* T2 interrupt line (keypad) */
@@ -383,7 +377,7 @@
 
 	omap_i2c_init();
 	platform_device_register(&omap_vwlan_device);
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 	enable_board_wakeup_source();
 	omap_serial_init();
 }