usb: host: xhci-plat: add xhci_plat_start()
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.
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 39c3673..29d8adb 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -37,6 +37,11 @@
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 @@
* basic lifecycle operations
*/
.reset = xhci_plat_setup,
- .start = xhci_run,
+ .start = xhci_plat_start,
.stop = xhci_stop,
.shutdown = xhci_shutdown,