Messages in this thread Patch in this message | | | From | Marek Szyprowski <> | Subject | [PATCH] usb: dwc2: Force 8bit UTMI width for Samsung Exynos SoCs | Date | Mon, 06 May 2019 15:00:46 +0200 |
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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> --- 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) -- 2.17.1
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