diff options
| -rw-r--r-- | drivers/usb/chipidea/ci.h | 2 | ||||
| -rw-r--r-- | drivers/usb/chipidea/core.c | 4 | ||||
| -rw-r--r-- | drivers/usb/chipidea/host.c | 1 | ||||
| -rw-r--r-- | drivers/usb/chipidea/udc.c | 11 | ||||
| -rw-r--r-- | include/linux/usb/chipidea.h | 3 |
5 files changed, 17 insertions, 4 deletions
diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h index 9655e3569d4..d738603a275 100644 --- a/drivers/usb/chipidea/ci.h +++ b/drivers/usb/chipidea/ci.h @@ -160,6 +160,8 @@ struct ci13xxx { struct ci13xxx_platform_data *platdata; int vbus_active; + /* FIXME: some day, we'll not use global phy */ + bool global_phy; struct usb_phy *transceiver; struct usb_hcd *hcd; }; diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 39603d7b791..1083585fad0 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -419,6 +419,10 @@ static int __devinit ci_hdrc_probe(struct platform_device *pdev) ci->dev = dev; ci->platdata = dev->platform_data; + if (ci->platdata->phy) + ci->transceiver = ci->platdata->phy; + else + ci->global_phy = true; ret = hw_device_init(ci, base); if (ret < 0) { diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c index 4a4fdb8c65f..ebff9f4f56e 100644 --- a/drivers/usb/chipidea/host.c +++ b/drivers/usb/chipidea/host.c @@ -117,6 +117,7 @@ static int host_start(struct ci13xxx *ci) hcd->has_tt = 1; hcd->power_budget = ci->platdata->power_budget; + hcd->phy = ci->transceiver; ehci = hcd_to_ehci(hcd); ehci->caps = ci->hw_bank.cap; diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index ba8284e2a23..c7a032a4f0c 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); diff --git a/include/linux/usb/chipidea.h b/include/linux/usb/chipidea.h index be078f0bfde..544825dde82 100644 --- a/include/linux/usb/chipidea.h +++ b/include/linux/usb/chipidea.h @@ -5,12 +5,15 @@ #ifndef __LINUX_USB_CHIPIDEA_H #define __LINUX_USB_CHIPIDEA_H +#include <linux/usb/otg.h> + struct ci13xxx; struct ci13xxx_platform_data { const char *name; /* offset of the capability registers */ uintptr_t capoffset; unsigned power_budget; + struct usb_phy *phy; unsigned long flags; #define CI13XXX_REGS_SHARED BIT(0) #define CI13XXX_REQUIRE_TRANSCEIVER BIT(1) |