Re: [PATCH v4 3/3] usb: dwc2: don't use ID/Vbus detection if usb-role-switch on STM32MP15 SoCs

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Hi Amelie,

On Mon, Jul 27, 2020 at 11:23 AM Amelie Delaunay <amelie.delaunay@xxxxxx> wrote:
[...]
> diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c
> index a3611cdd1dea..65f8596f6795 100644
> --- a/drivers/usb/dwc2/params.c
> +++ b/drivers/usb/dwc2/params.c
> @@ -183,9 +183,11 @@ static void dwc2_set_stm32mp15_fsotg_params(struct dwc2_hsotg *hsotg)
>  static void dwc2_set_stm32mp15_hsotg_params(struct dwc2_hsotg *hsotg)
>  {
>         struct dwc2_core_params *p = &hsotg->params;
> +       struct device_node *np = hsotg->dev->of_node;
>
>         p->otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE;
> -       p->activate_stm_id_vb_detection = true;
> +       p->activate_stm_id_vb_detection =
> +               !of_property_read_bool(np, "usb-role-switch");
the rest of params.c uses device_property_read_* instead of of_read_property_*
I thought I'd mention it so you can decide yourself whether this is
fine or needs to be changed


Martin



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