omap: Move omap2 FS USB platform init code into mach-omap2/usb-fs.c

Move omap2 FS USB platform init code into mach-omap2/usb-fs.c. This will
allow further work later on to use omap hwmod for initializing the
device.

Cc: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c
index aa69fb9..987b24d 100644
--- a/arch/arm/mach-omap2/board-apollon.c
+++ b/arch/arm/mach-omap2/board-apollon.c
@@ -306,7 +306,7 @@
 	omap_cfg_reg(P21_242X_GPIO12);
 	gpio_request(12, "USB suspend");
 	gpio_direction_output(12, 0);
-	omap_usb_init(&apollon_usb_config);
+	omap2_usbfs_init(&apollon_usb_config);
 }
 
 static void __init omap_apollon_init(void)