usb: otg: utils: rename function name in OTG utils

_transceiver() in otg.c is replaced with _phy. usb_set_transceiver is
replaced with usb_add_phy to make it similar to other usb standard
function names like usb_add_hcd.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index 23db42d..716c113 100644
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -376,7 +376,7 @@
 
 	/* NOP driver needs change if supporting dual instance */
 	usb_nop_xceiv_register();
-	musb->xceiv = usb_get_transceiver();
+	musb->xceiv = usb_get_phy();
 	if (!musb->xceiv)
 		return -ENODEV;
 
@@ -409,7 +409,7 @@
 
 	return 0;
 err0:
-	usb_put_transceiver(musb->xceiv);
+	usb_put_phy(musb->xceiv);
 	usb_nop_xceiv_unregister();
 	return status;
 }
@@ -430,7 +430,7 @@
 		data->set_phy_power(0);
 
 	/* NOP driver needs change if supporting dual instance */
-	usb_put_transceiver(musb->xceiv);
+	usb_put_phy(musb->xceiv);
 	usb_nop_xceiv_unregister();
 
 	return 0;