[U-Boot] [PATCH v2 10/14] usb:ci_udc: Introduce init_after_reset phy function

Lukasz Majewski
2018-10-01T12:49:46Z

Hi Ramon,

> 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>
> ---
>
> Changes in v2: None
>
> drivers/usb/gadget/ci_udc.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/usb/gadget/ci_udc.c b/drivers/usb/gadget/ci_udc.c
> index 2b9dbf06b9..8d23fab3b7 100644
> --- a/drivers/usb/gadget/ci_udc.c
> +++ b/drivers/usb/gadget/ci_udc.c
> @@ -104,6 +104,10 @@ static struct usb_ep_ops ci_ep_ops = {
> .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 @@ static int ci_pullup(struct usb_gadget *gadget,
> int is_on) 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 */

Reviewed-by: Lukasz Majewski <lukma@denx.de>

Best regards,

Lukasz Majewski

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