From 5aed9ab3dff22b8cae6f6ff901dee0a14941f7bc Mon Sep 17 00:00:00 2001 From: Vidya Sagar Date: Wed, 25 Mar 2026 00:39:57 +0530 Subject: [PATCH] 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 Signed-off-by: Manikanta Maddireddy Signed-off-by: Manivannan Sadhasivam Signed-off-by: Bjorn Helgaas Tested-by: Jon Hunter Reviewed-by: Rob Herring (Arm) Reviewed-by: Jon Hunter Reviewed-by: Vidya Sagar Link: https://patch.msgid.link/20260324191000.1095768-7-mmaddireddy@nvidia.com --- .../devicetree/bindings/pci/nvidia,tegra194-pcie-ep.yaml | 6 +++++- .../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 6d6052a2748ff..7805757f2e2de 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 fe81d52c72776..41041ae7e0a4c 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: -- 2.47.3