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| author | Vidya Sagar <vidyas@nvidia.com> | 2026-03-24 22:09:57 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2026-04-09 01:00:24 +0300 |
| commit | 5aed9ab3dff22b8cae6f6ff901dee0a14941f7bc (patch) | |
| tree | 94361141691d1f3d166754347760cd72924721b3 | |
| parent | acd46d51f22f0d4b83d4e34088e68498110085b5 (diff) | |
| download | linux-5aed9ab3dff22b8cae6f6ff901dee0a14941f7bc.tar.xz | |
dt-bindings: PCI: tegra194: Add monitor clock support
Tegra supports PCIe core clock monitoring for any rate changes that may be
happening because of the link speed changes. This is useful in tracking
any changes in the core clock that are not initiated by the software.
Signed-off-by: Vidya Sagar <vidyas@nvidia.com>
Signed-off-by: Manikanta Maddireddy <mmaddireddy@nvidia.com>
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Reviewed-by: Vidya Sagar <vidyas@nvidia.com>
Link: https://patch.msgid.link/20260324191000.1095768-7-mmaddireddy@nvidia.com
| -rw-r--r-- | Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie-ep.yaml | 6 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie-ep.yaml b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie-ep.yaml index 6d6052a2748f..7805757f2e2d 100644 --- a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie-ep.yaml +++ b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie-ep.yaml @@ -55,12 +55,16 @@ properties: - const: intr clocks: + minItems: 1 items: - - description: module clock + - description: core clock + - description: monitor clock clock-names: + minItems: 1 items: - const: core + - const: core_m resets: items: diff --git a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml index fe81d52c7277..41041ae7e0a4 100644 --- a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml @@ -58,12 +58,16 @@ properties: - const: msi clocks: + minItems: 1 items: - - description: module clock + - description: core clock + - description: monitor clock clock-names: + minItems: 1 items: - const: core + - const: core_m resets: items: |