Messages in this thread | | | Subject | Re: [PATCH] usb: dwc2: Force 8bit UTMI width for Samsung Exynos SoCs | From | Minas Harutyunyan <> | Date | Tue, 7 May 2019 10:22:33 +0400 |
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On 5/6/2019 5:01 PM, Marek Szyprowski wrote: > Samsung Exynos SoCs require to force UTMI width to 8bit, otherwise the > host side of the shared USB2 PHY doesn't work. > > Reported-by: Krzysztof Kozlowski <krzk@kernel.org> > Fixes: 707d80f0a3c5 ("usb: dwc2: gadget: Replace phyif with phy_utmi_width") > Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Minas Harutyunyan <hminas@synopsys.com>
> --- > drivers/usb/dwc2/params.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c > index 6900eea57526..9ece4affb9d4 100644 > --- a/drivers/usb/dwc2/params.c > +++ b/drivers/usb/dwc2/params.c > @@ -76,6 +76,7 @@ static void dwc2_set_s3c6400_params(struct dwc2_hsotg *hsotg) > struct dwc2_core_params *p = &hsotg->params; > > p->power_down = 0; > + p->phy_utmi_width = 8; > } > > static void dwc2_set_rk_params(struct dwc2_hsotg *hsotg) >
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