On Intel Edison board the OTG function is enabled, thus,
USB can switch to the host mode.

Allow that by changing dr_mode property to "otg" for Intel Merrifield.

Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
---
 drivers/usb/dwc3/dwc3-pci.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index cc4db9a06505..88b800ab6419 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -107,6 +107,12 @@ 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_BOOL("linux,sysdev_is_parent"),
+       {}
+};
+
 static const struct property_entry dwc3_pci_amd_properties[] = {
        PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
        PROPERTY_ENTRY_U8("snps,lpm-nyet-threshold", 0xf),
@@ -293,7 +299,7 @@ static void dwc3_pci_remove(struct pci_dev *pci)
 static const struct pci_device_id dwc3_pci_id_table[] = {
        DWC3_PCI_DEV(INTEL,     INTEL_BSW,      dwc3_pci_intel_properties),
        DWC3_PCI_DEV(INTEL,     INTEL_BYT,      dwc3_pci_intel_properties),
-       DWC3_PCI_DEV(INTEL,     INTEL_MRFLD,    dwc3_pci_intel_properties),
+       DWC3_PCI_DEV(INTEL,     INTEL_MRFLD,    dwc3_pci_mrfld_properties),
        DWC3_PCI_DEV(INTEL,     INTEL_SPTLP,    dwc3_pci_intel_properties),
        DWC3_PCI_DEV(INTEL,     INTEL_SPTH,     dwc3_pci_intel_properties),
        DWC3_PCI_DEV(INTEL,     INTEL_BXT,      dwc3_pci_intel_properties),
-- 
2.18.0

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to