[PATCH v7 2/3] dt-bindings: arm-smmu: Add binding for Tegra194 SMMU

[Krishna Reddy]

Add binding for NVIDIA's Tegra194 SoC SMMU topology that is based
on ARM MMU-500.

Signed-off-by: Krishna Reddy <vdumpa at nvidia.com>
---
 Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
index d7ceb4c34423b..5b2586ac715ed 100644
--- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
+++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
@@ -38,6 +38,11 @@ properties:
               - qcom,sc7180-smmu-500
               - qcom,sdm845-smmu-500
           - const: arm,mmu-500
+      - description: NVIDIA SoCs that use more than one "arm,mmu-500"
+        items:
+          - enum:
+              - nvdia,tegra194-smmu
+          - const: arm,mmu-500
       - items:
           - const: arm,mmu-500
           - const: arm,smmu-v2
-- 
2.26.2