[PATCH v1 1/2] platform/x86/intel/pmc: Add Wildcat Lake support to Intel PMC SSRAM Telemetry

From: Xi Pardee
Date: Tue Aug 26 2025 - 14:40:02 EST


Add Wildcat Lake support to Intel PMC SSRAM Telemetry driver.

Signed-off-by: Xi Pardee <xi.pardee@xxxxxxxxxxxxxxx>
---
drivers/platform/x86/intel/pmc/core.h | 3 +++
drivers/platform/x86/intel/pmc/ssram_telemetry.c | 1 +
2 files changed, 4 insertions(+)

diff --git a/drivers/platform/x86/intel/pmc/core.h b/drivers/platform/x86/intel/pmc/core.h
index 4a94a4ee031e6..160b175ce7066 100644
--- a/drivers/platform/x86/intel/pmc/core.h
+++ b/drivers/platform/x86/intel/pmc/core.h
@@ -306,6 +306,9 @@ enum ppfear_regs {
#define PMC_DEVID_PTL_PCDH 0xe37f
#define PMC_DEVID_PTL_PCDP 0xe47f

+/* WCL */
+#define PMC_DEVID_WCL_PCDN 0x4d7f
+
/* ARL */
#define PMC_DEVID_ARL_SOCM 0x777f
#define PMC_DEVID_ARL_SOCS 0xae7f
diff --git a/drivers/platform/x86/intel/pmc/ssram_telemetry.c b/drivers/platform/x86/intel/pmc/ssram_telemetry.c
index 93579152188ef..03fad9331fc0c 100644
--- a/drivers/platform/x86/intel/pmc/ssram_telemetry.c
+++ b/drivers/platform/x86/intel/pmc/ssram_telemetry.c
@@ -190,6 +190,7 @@ static const struct pci_device_id intel_pmc_ssram_telemetry_pci_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_LNL_SOCM) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_PTL_PCDH) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_PTL_PCDP) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_WCL_PCDN) },
{ }
};
MODULE_DEVICE_TABLE(pci, intel_pmc_ssram_telemetry_pci_ids);
--
2.43.0