omap: Move omap1 USB platform init code into mach-omap1/usb.c

Move omap1 FS USB platform init code into mach-omap1/usb.c

Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c
index 2fb1e5f..7b21190 100644
--- a/arch/arm/mach-omap1/board-sx1.c
+++ b/arch/arm/mach-omap1/board-sx1.c
@@ -392,7 +392,7 @@
 	omap_board_config_size = ARRAY_SIZE(sx1_config);
 	omap_serial_init();
 	omap_register_i2c_bus(1, 100, NULL, 0);
-	omap_usb_init(&sx1_usb_config);
+	omap1_usb_init(&sx1_usb_config);
 	sx1_mmc_init();
 
 	/* turn on USB power */