| From 04357fafea9c7ed34525eb9680c760245c3bb958 Mon Sep 17 00:00:00 2001 |
| From: Ferry Toth <ftoth@exalondelft.nl> |
| Date: Sun, 25 Apr 2021 17:09:47 +0200 |
| Subject: usb: dwc3: pci: Enable usb2-gadget-lpm-disable for Intel Merrifield |
| |
| 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 |
| @@ -120,6 +120,7 @@ static const struct property_entry dwc3_ |
| PROPERTY_ENTRY_STRING("linux,extcon-name", "mrfld_bcove_pwrsrc"), |
| 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"), |
| {} |
| }; |
