Some platforms (such as the Renesas R-Car) need to initialize some specific
registers after xhci driver calls usb_add_hcd() and before the driver calls
xhci_run(). So, this patch adds the xhci_plat_start() function.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
---
drivers/usb/host/xhci-plat.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 0f5f4c8..561d07e 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -37,6 +37,11 @@ static int xhci_plat_setup(struct usb_hcd *hcd)
return xhci_gen_setup(hcd, xhci_plat_quirks);
}
+static int xhci_plat_start(struct usb_hcd *hcd)
+{
+ return xhci_run(hcd);
+}
+
static const struct hc_driver xhci_plat_xhci_driver = {
.description = "xhci-hcd",
.product_desc = "xHCI Host Controller",
@@ -52,7 +57,7 @@ static const struct hc_driver xhci_plat_xhci_driver = {
* basic lifecycle operations
*/
.reset = xhci_plat_setup,
- .start = xhci_run,
+ .start = xhci_plat_start,
.stop = xhci_stop,
.shutdown = xhci_shutdown,
--
1.7.9.5
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