36 lines
1.2 KiB
Diff
36 lines
1.2 KiB
Diff
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From 1112cf4c4109473fd8a30a4678d25f9321ef5d67 Mon Sep 17 00:00:00 2001
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From: Marek Szyprowski <m.szyprowski@samsung.com>
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Date: Fri, 14 Jun 2019 08:52:53 +0200
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Subject: [PATCH 50/53] usb: dwc2: Force 8bit UTMI width for Samsung Exynos
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SoCs
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Samsung Exynos SoCs require to force UTMI width to 8bit, otherwise the
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host side of the shared USB2 PHY doesn't work.
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Reported-by: Krzysztof Kozlowski <krzk@kernel.org>
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Fixes: 707d80f0a3c5 ("usb: dwc2: gadget: Replace phyif with phy_utmi_width")
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Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
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Acked-by: Minas Harutyunyan <hminas@synopsys.com>
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Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
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Tested-by: Krzysztof Kozlowski <krzk@kernel.org>
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Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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---
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drivers/usb/dwc2/params.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c
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index 6900eea57526..9ece4affb9d4 100644
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--- a/drivers/usb/dwc2/params.c
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+++ b/drivers/usb/dwc2/params.c
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@@ -76,6 +76,7 @@ static void dwc2_set_s3c6400_params(struct dwc2_hsotg *hsotg)
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struct dwc2_core_params *p = &hsotg->params;
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p->power_down = 0;
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+ p->phy_utmi_width = 8;
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}
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static void dwc2_set_rk_params(struct dwc2_hsotg *hsotg)
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--
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2.11.0
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