[PATCH v2 v2] arm64/pcie/pmu: Add pci id for LECARC pcie pmu

From: Braden Zhang

Date: Fri Jul 10 2026 - 06:29:16 EST


From: Brett Zhou <brett_zhou@xxxxxxxxxxxxxxx>

This patch adds support for the PCIe PMU found
on LECARC SoCs, which utilize the DesignWare PCIe Controller IP

Signed-off-by: Brett Zhou <brett_zhou@xxxxxxxxxxxxxxx>
---
Signed-off-by: Braden Zhang <braden_zhang@xxxxxxxxxxxxxxx>
---
Changes in v2:
- Format: repalce space with tab to separate the macro name and the value.
- Link to v1: https://patch.msgid.link/20260710-pcie-pmu-v1-1-1519e580313f@xxxxxxxxxxxxxxx

To: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
To: Jingoo Han <jingoohan1@xxxxxxxxx>
To: Manivannan Sadhasivam <mani@xxxxxxxxxx>
Cc: linux-pci@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
include/linux/pci_ids.h | 1 +
include/linux/pcie-dwc.h | 2 ++
2 files changed, 3 insertions(+)

diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 1c9d40e09107..eb0020f9d366 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -173,6 +173,7 @@
#define PCI_VENDOR_ID_DYNALINK 0x0675
#define PCI_DEVICE_ID_DYNALINK_IS64PH 0x1702

+#define PCI_VENDOR_ID_LECARC 0x0720
#define PCI_VENDOR_ID_UBIQUITI 0x0777

#define PCI_VENDOR_ID_BERKOM 0x0871
diff --git a/include/linux/pcie-dwc.h b/include/linux/pcie-dwc.h
index 8ff778e7aec0..1a31fe4db228 100644
--- a/include/linux/pcie-dwc.h
+++ b/include/linux/pcie-dwc.h
@@ -32,6 +32,8 @@ static const struct dwc_pcie_vsec_id dwc_pcie_rasdes_vsec_ids[] = {
.vsec_id = 0x02, .vsec_rev = 0x4 },
{ .vendor_id = PCI_VENDOR_ID_SAMSUNG,
.vsec_id = 0x02, .vsec_rev = 0x4 },
+ { .vendor_id = PCI_VENDOR_ID_LECARC,
+ .vsec_id = 0x02, .vsec_rev = 0x4 },
{}
};


---
base-commit: a635d6748234582ea287c5ffeae28b9b23f91c7e
change-id: 20260710-pcie-pmu-5ef78c56c3b6

Best regards,
--
Braden Zhang <braden_zhang@xxxxxxxxxxxxxxx>