| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 374/425] usb: dwc3: pci: Enable usb2-gadget-lpm-disable for Intel Merrifield | Date | Thu, 20 May 2021 11:22:23 +0200 |
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From: Ferry Toth <ftoth@exalondelft.nl>
commit 04357fafea9c7ed34525eb9680c760245c3bb958 upstream.
On Intel Merrifield LPM is causing host to reset port after a timeout. By disabling LPM entirely this is prevented.
Fixes: 066c09593454 ("usb: dwc3: pci: Enable extcon driver for Intel Merrifield") Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Ferry Toth <ftoth@exalondelft.nl> Cc: stable <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20210425150947.5862-1-ftoth@exalondelft.nl Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/usb/dwc3/dwc3-pci.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -133,6 +133,7 @@ static const struct property_entry dwc3_ PROPERTY_ENTRY_BOOL("snps,disable_scramble_quirk"), PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"), PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"), + PROPERTY_ENTRY_BOOL("snps,usb2-gadget-lpm-disable"), PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), {} };
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