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

diff --git a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie-ep.yaml b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie-ep.yaml
index 6d6052a2748ffe2f755f4119d7eb63fc3e85e9dc..7805757f2e2de74a0e6368c3dfcc670f932c3427 100644 (file)
--- 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 fe81d52c727766c9414eb611dc7591882b22457e..41041ae7e0a4c49a947f413e7e45c04d64e8743c 100644 (file)
--- 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: