On Thu, Jun 04, 2020 at 04:44:12PM -0700, Krishna Reddy wrote: > Add binding for NVIDIA's Tegra194 Soc SMMU that is based > on ARM MMU-500. > > Signed-off-by: Krishna Reddy <vdumpa@xxxxxxxxxx> > --- > 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 e3ef1c69d1326..8f7ffd248f303 100644 > --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml > +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml > @@ -37,6 +37,11 @@ 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-500 The -500 suffix here seems a bit redundant since there's no other type of SMMU in Tegra194, correct? Thierry
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