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

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Message-ID: <20250826183946.802684-1-xi.pardee@linux.intel.com>
Date: Tue, 26 Aug 2025 11:39:42 -0700
From: Xi Pardee <xi.pardee@...ux.intel.com>
To: xi.pardee@...ux.intel.com,
	irenic.rajneesh@...il.com,
	david.e.box@...ux.intel.com,
	hdegoede@...hat.com,
	ilpo.jarvinen@...ux.intel.com,
	platform-driver-x86@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-pm@...r.kernel.org
Subject: [PATCH v1 1/2] platform/x86/intel/pmc: Add Wildcat Lake support to Intel PMC SSRAM Telemetry

Add Wildcat Lake support to Intel PMC SSRAM Telemetry driver.

Signed-off-by: Xi Pardee <xi.pardee@...ux.intel.com>
---
 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