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

From: Xi Pardee
Date: Tue Jun 10 2025 - 19:08:17 EST


Add Panther Lake support to Intel PMC SSRAM Telemetry driver.

Signed-off-by: Xi Pardee <xi.pardee@xxxxxxxxxxxxxxx>
---
drivers/platform/x86/intel/pmc/core.h | 4 ++++
drivers/platform/x86/intel/pmc/ssram_telemetry.c | 2 ++
2 files changed, 6 insertions(+)

diff --git a/drivers/platform/x86/intel/pmc/core.h b/drivers/platform/x86/intel/pmc/core.h
index c1db41cb8334..4a94a4ee031e 100644
--- a/drivers/platform/x86/intel/pmc/core.h
+++ b/drivers/platform/x86/intel/pmc/core.h
@@ -302,6 +302,10 @@ enum ppfear_regs {
/* LNL */
#define PMC_DEVID_LNL_SOCM 0xa87f

+/* PTL */
+#define PMC_DEVID_PTL_PCDH 0xe37f
+#define PMC_DEVID_PTL_PCDP 0xe47f
+
/* 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 24d5d01805c8..93579152188e 100644
--- a/drivers/platform/x86/intel/pmc/ssram_telemetry.c
+++ b/drivers/platform/x86/intel/pmc/ssram_telemetry.c
@@ -188,6 +188,8 @@ static const struct pci_device_id intel_pmc_ssram_telemetry_pci_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_ARL_SOCS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_ARL_SOCM) },
{ 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) },
{ }
};
MODULE_DEVICE_TABLE(pci, intel_pmc_ssram_telemetry_pci_ids);
--
2.43.0