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usb: dwc3: pci: Intel Merrifield can be host

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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 <[email protected]>
Signed-off-by: Felipe Balbi <[email protected]>
This commit is contained in:
Andy Shevchenko 2018-07-26 14:48:57 +03:00 • committed by Felipe Balbi
commit c31d983bea
1 changed files with 7 additions and 1 deletions
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8
drivers/usb/dwc3/dwc3-pci.c
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@ -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),
@ -295,7 +301,7 @@ static const struct pci_device_id dwc3_pci_id_table[] = {
(kernel_ulong_t) &dwc3_pci_intel_properties, },
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MRFLD),
(kernel_ulong_t) &dwc3_pci_intel_properties, },
(kernel_ulong_t) &dwc3_pci_mrfld_properties, },
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_SPTLP),
(kernel_ulong_t) &dwc3_pci_intel_properties, },