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usb: dwc3: pci: Enable usb2-gadget-lpm-disable for Intel Merrifield
author
Ferry Toth
<ftoth@exalondelft.nl>
Sun, 25 Apr 2021 15:09:47 +0000
(17:09 +0200)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Wed, 19 May 2021 08:13:15 +0000
(10:13 +0200)
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
patch
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diff --git
a/drivers/usb/dwc3/dwc3-pci.c
b/drivers/usb/dwc3/dwc3-pci.c
index
598daed
..
1711787
100644
(file)
--- a/
drivers/usb/dwc3/dwc3-pci.c
+++ b/
drivers/usb/dwc3/dwc3-pci.c
@@
-120,6
+120,7
@@
static const struct property_entry dwc3_pci_mrfld_properties[] = {
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"),
{}
};