usb: musb: remove duplicated port mode enum

include/linux/usb/musb.h already defines enum for musb port mode, so
remove the duplicate in musb_core.h and use the definition in musb.h.

Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 15a42ce..c8d0617 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -2735,7 +2735,7 @@ int musb_host_alloc(struct musb *musb)
 
 void musb_host_cleanup(struct musb *musb)
 {
-	if (musb->port_mode == MUSB_PORT_MODE_GADGET)
+	if (musb->port_mode == MUSB_PERIPHERAL)
 		return;
 	usb_remove_hcd(musb->hcd);
 }
@@ -2750,7 +2750,7 @@ int musb_host_setup(struct musb *musb, int power_budget)
 	int ret;
 	struct usb_hcd *hcd = musb->hcd;
 
-	if (musb->port_mode == MUSB_PORT_MODE_HOST) {
+	if (musb->port_mode == MUSB_HOST) {
 		MUSB_HST_MODE(musb);
 		musb->xceiv->otg->default_a = 1;
 		musb->xceiv->otg->state = OTG_STATE_A_IDLE;