usb: otg: fsl: Start using struct usb_otg

Use struct usb_otg members with OTG specific functions instead
of usb_phy members.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Acked-by: Li Yang <leoli@freescale.com>
Reviewed-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/otg/fsl_otg.h b/drivers/usb/otg/fsl_otg.h
index caec254..ca26628 100644
--- a/drivers/usb/otg/fsl_otg.h
+++ b/drivers/usb/otg/fsl_otg.h
@@ -369,7 +369,7 @@
 }
 
 struct fsl_otg {
-	struct usb_phy otg;
+	struct usb_phy phy;
 	struct otg_fsm fsm;
 	struct usb_dr_mmap *dr_mem_map;
 	struct delayed_work otg_event;