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usb: dwc3: pci: add support for AMD's newer generation platform.

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AMD's latest platforms has DWC3 controller. Add the PCI ID and
properties for the same.

Signed-off-by: Nehal Bakulchandra Shah <Nehal-Bakulchandra.shah@amd.com>
Acked-by: Felipe Balbi <balbi@kernel.org>
Link: https://lore.kernel.org/r/20210823184449.2796184-2-Nehal-Bakulchandra.shah@amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Nehal Bakulchandra Shah 2021-08-24 00:14:48 +05:30 committed by Greg Kroah-Hartman
parent 6a48d0ae01
commit 1abade6456
1 changed files with 17 additions and 0 deletions
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17
drivers/usb/dwc3/dwc3-pci.c
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@ -44,6 +44,7 @@
#define PCI_DEVICE_ID_INTEL_ADLM 0x54ee
#define PCI_DEVICE_ID_INTEL_ADLS 0x7ae1
#define PCI_DEVICE_ID_INTEL_TGL 0x9a15
#define PCI_DEVICE_ID_AMD_MR 0x163a
#define PCI_INTEL_BXT_DSM_GUID "732b85d5-b7a7-4a1b-9ba0-4bbd00ffd511"
#define PCI_INTEL_BXT_FUNC_PMU_PWR 4
@ -148,6 +149,14 @@ static const struct property_entry dwc3_pci_amd_properties[] = {
{}
};
static const struct property_entry dwc3_pci_mr_properties[] = {
PROPERTY_ENTRY_STRING("dr_mode", "otg"),
PROPERTY_ENTRY_BOOL("usb-role-switch"),
PROPERTY_ENTRY_STRING("role-switch-default-mode", "host"),
PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
{}
};
static const struct software_node dwc3_pci_intel_swnode = {
.properties = dwc3_pci_intel_properties,
};
@ -160,6 +169,10 @@ static const struct software_node dwc3_pci_amd_swnode = {
.properties = dwc3_pci_amd_properties,
};
static const struct software_node dwc3_pci_amd_mr_swnode = {
.properties = dwc3_pci_mr_properties,
};
static int dwc3_pci_quirks(struct dwc3_pci *dwc)
{
struct pci_dev *pdev = dwc->pci;
@ -401,6 +414,10 @@ static const struct pci_device_id dwc3_pci_id_table[] = {
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_NL_USB),
(kernel_ulong_t) &dwc3_pci_amd_swnode, },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_MR),
(kernel_ulong_t)&dwc3_pci_amd_mr_swnode, },
{ } /* Terminating Entry */
};
MODULE_DEVICE_TABLE(pci, dwc3_pci_id_table);