usb:ci_udc: Introduce init_after_reset phy function
MSM variant of Chipidea must reinitalize the phy
after controller reset.
Introduce ci_init_after_reset() weak function that
can be used to achieve the above init.
Signed-off-by: Ramon Fried <ramon.fried@gmail.com>
diff --git a/drivers/usb/gadget/ci_udc.c b/drivers/usb/gadget/ci_udc.c
index 2b9dbf0..8d23fab 100644
--- a/drivers/usb/gadget/ci_udc.c
+++ b/drivers/usb/gadget/ci_udc.c
@@ -104,6 +104,10 @@
.free_request = ci_ep_free_request,
};
+__weak void ci_init_after_reset(struct ehci_ctrl *ctrl)
+{
+}
+
/* Init values for USB endpoints. */
static const struct usb_ep ci_ep_init[5] = {
[0] = { /* EP 0 */
@@ -887,6 +891,8 @@
writel(USBCMD_ITC(MICRO_8FRAME) | USBCMD_RST, &udc->usbcmd);
udelay(200);
+ ci_init_after_reset(controller.ctrl);
+
writel((unsigned long)controller.epts, &udc->epinitaddr);
/* select DEVICE mode */