diff options
| author | Richard Zhao <richard.zhao@freescale.com> | 2012-07-07 22:56:46 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-09 09:59:23 -0700 |
| commit | a2c3d6902f6f9916b5376c44baa8c1d08bf92a27 (patch) | |
| tree | 5148bf5983295422ff66b67a1df66a51b627c790 /drivers/usb/chipidea/udc.c | |
| parent | 526c51382d59144a3704970ab111d668e604a10f (diff) | |
usb: chipidea: permit driver bindings pass phy pointer
Sometimes, the driver bindings may know what phy they use.
For example, when using device tree, the usb controller may have a
phandler pointing to usb phy.
Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Acked-by: Felipe Balbi <balbi@ti.com>
Tested-by: Subodh Nijsure <snijsure@grid-net.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/chipidea/udc.c')
| -rw-r--r-- | drivers/usb/chipidea/udc.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index ba8284e2a237..c7a032a4f0c5 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -1685,7 +1685,8 @@ static int udc_start(struct ci13xxx *ci) ci->gadget.ep0 = &ci->ep0in->ep; - ci->transceiver = usb_get_phy(USB_PHY_TYPE_USB2); + if (ci->global_phy) + ci->transceiver = usb_get_phy(USB_PHY_TYPE_USB2); if (ci->platdata->flags & CI13XXX_REQUIRE_TRANSCEIVER) { if (ci->transceiver == NULL) { @@ -1729,7 +1730,8 @@ static int udc_start(struct ci13xxx *ci) remove_trans: if (!IS_ERR_OR_NULL(ci->transceiver)) { otg_set_peripheral(ci->transceiver->otg, &ci->gadget); - usb_put_phy(ci->transceiver); + if (ci->global_phy) + usb_put_phy(ci->transceiver); } dev_err(dev, "error = %i\n", retval); @@ -1738,7 +1740,7 @@ remove_dbg: unreg_device: device_unregister(&ci->gadget.dev); put_transceiver: - if (!IS_ERR_OR_NULL(ci->transceiver)) + if (!IS_ERR_OR_NULL(ci->transceiver) && ci->global_phy) usb_put_phy(ci->transceiver); free_pools: dma_pool_destroy(ci->td_pool); @@ -1772,7 +1774,8 @@ static void udc_stop(struct ci13xxx *ci) if (!IS_ERR_OR_NULL(ci->transceiver)) { otg_set_peripheral(ci->transceiver->otg, NULL); - usb_put_phy(ci->transceiver); + if (ci->global_phy) + usb_put_phy(ci->transceiver); } dbg_remove_files(&ci->gadget.dev); device_unregister(&ci->gadget.dev); |