Commit 1abade64 authored by Nehal Bakulchandra Shah's avatar Nehal Bakulchandra Shah Committed by Greg Kroah-Hartman
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usb: dwc3: pci: add support for AMD's newer generation platform. 



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

Signed-off-by: default avatarNehal Bakulchandra Shah <Nehal-Bakulchandra.shah@amd.com>
Acked-by: default avatarFelipe Balbi <balbi@kernel.org>
Link: https://lore.kernel.org/r/20210823184449.2796184-2-Nehal-Bakulchandra.shah@amd.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6a48d0ae

drivers/usb/dwc3/dwc3-pci.c

+17 −0
Original line number Diff line number Diff line
@@ -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);