usb: dwc3: pci: Enable dis_uX_susphy_quirk for Intel Merrifield

PATCH New Andy Shevchenko 1 participant 1 message Mar 22, 2021

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USB DesignWare USB3 DRD IP driver

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Andy Shevchenko

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2021-03-22 12:59 UTC #0 lore raw

PATCH 1/1 usb: dwc3: pci: Enable dis_uX_susphy_quirk for Intel Merrifield

It seems that on Intel Merrifield platform the USB PHY shouldn't be suspended. Otherwise it can't be enabled by simply change the cable in the connector.

Enable corresponding quirk for the platform in question.

Fixes e5f4ca3fce90 ("usb: dwc3: ulpi: Fix USB2.0 HS/FS/LS PHY suspend regression")

Signed-off-by Andy Shevchenko <[email protected]>

---
 drivers/usb/dwc3/dwc3-pci.c | 2 ++
 1 file changed, 2 insertions(+)

drivers/usb/dwc3/dwc3-pci.c +2 -0

index 3d3918a8d5fb..4c5c6972124a 100644
@@ -120,6 +120,8 @@ static const struct property_entry dwc3_pci_intel_properties[] = {
 static const struct property_entry dwc3_pci_mrfld_properties[] = {
 	PROPERTY_ENTRY_STRING("dr_mode", "otg"),
 	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("linux,sysdev_is_parent"),
 	{}
 };

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2.30.2