[U-Boot] [PATCH 11/12] musb: sunxi: Force EP0 on re-enable

Hans de Goede
2015-07-22T09:34:11Z

Hi,

On 22-07-15 10:45, Paul Kocialkowski wrote:
> From: Maxime Ripard <maxime.ripard@free-electrons.com>
>
> Currently, the second use of a gadget will fail, while the first one works.
>
> Forcing the EP0 at every enable fix this issue.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

Acked-by: Hans de Goede <hdegoede@redhat.com>

Regards,

Hans

> ---
> drivers/usb/musb-new/sunxi.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c
> index 052e065..4effaaa 100644
> --- a/drivers/usb/musb-new/sunxi.c
> +++ b/drivers/usb/musb-new/sunxi.c
> @@ -203,6 +203,9 @@ static void sunxi_musb_enable(struct musb *musb)
> {
> pr_debug("%s():\n", __func__);
>
> + musb_ep_select(musb->mregs, 0);
> + musb_writeb(musb->mregs, MUSB_FADDR, 0);
> +
> if (enabled)
> return;
>
>