Re: [v1,1/1] watchdog: sp5100_tco: support Hygon FCH/SCH (Server Controller Hub)

[Guenter Roeck]

On 6/11/23 20:19, a345351830@xxxxxxxxx wrote:
> From: Yuechao Zhao <yuechao.zhao@xxxxxxxxxxxxxxxx>
>
> Add PCI_VENDOR_ID_HYGON(Hygon vendor id [0x1d94]) in this driver
>
> Signed-off-by: Yuechao Zhao <yuechao.zhao@xxxxxxxxxxxxxxxx>

Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>

> ---
>   drivers/watchdog/sp5100_tco.c | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/watchdog/sp5100_tco.c b/drivers/watchdog/sp5100_tco.c
> index 14f8d8d90920..2bd3dc25cb03 100644
> --- a/drivers/watchdog/sp5100_tco.c
> +++ b/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);