watchdog: sp5100_tco: support Hygon FCH/SCH (Server Controller Hub)

Add PCI_VENDOR_ID_HYGON(Hygon vendor id [0x1d94]) in this driver

Signed-off-by: Yuechao Zhao <[email protected]>
Reviewed-by: Guenter Roeck <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Guenter Roeck <[email protected]>
Signed-off-by: Wim Van Sebroeck <[email protected]>

Author: Yuechao Zhao

drivers/watchdog/sp5100_tco.c

@@ -96,7 +96,7 @@ static enum tco_reg_layout tco_reg_layout(struct pci_dev *dev)
 	    sp5100_tco_pci->device == PCI_DEVICE_ID_AMD_KERNCZ_SMBUS &&
 	    sp5100_tco_pci->revision >= AMD_ZEN_SMBUS_PCI_REV) {
 		return efch_mmio;
-	} else if (dev->vendor == PCI_VENDOR_ID_AMD &&
+	} else if ((dev->vendor == PCI_VENDOR_ID_AMD || dev->vendor == PCI_VENDOR_ID_HYGON) &&
 	    ((dev->device == PCI_DEVICE_ID_AMD_HUDSON2_SMBUS &&
 	     dev->revision >= 0x41) ||
 	    (dev->device == PCI_DEVICE_ID_AMD_KERNCZ_SMBUS &&
@@ -579,6 +579,8 @@ static const struct pci_device_id sp5100_tco_pci_tbl[] = {
 	  PCI_ANY_ID, },
 	{ PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_KERNCZ_SMBUS, PCI_ANY_ID,
 	  PCI_ANY_ID, },
+	{ PCI_VENDOR_ID_HYGON, PCI_DEVICE_ID_AMD_KERNCZ_SMBUS, PCI_ANY_ID,
+	  PCI_ANY_ID, },
 	{ 0, },			/* End of list */
 };
 MODULE_DEVICE_TABLE(pci, sp5100_tco_pci_tbl);