usb: chipidea: refine PHY operation

- Delete global_phy due to we can get the phy from phy layer now
- using devm_usb_get_phy to instead of usb_get_phy
- delete the otg_set_peripheral, which should be handled by otg layer

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index 4ab2cb62dfce..0a61c6688bc1 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -1837,12 +1837,6 @@ void ci_hdrc_gadget_destroy(struct ci_hdrc *ci)
 
         dma_pool_destroy(ci->td_pool);
         dma_pool_destroy(ci->qh_pool);
-
-        if (ci->transceiver) {
-                otg_set_peripheral(ci->transceiver->otg, NULL);
-                if (ci->global_phy)
-                        usb_put_phy(ci->transceiver);
-        }
 }
 
 static int udc_id_switch_for_device(struct ci_hdrc *ci)