Re: [PATCH v2 1/4] dt-bindings: arm-smmu: Document nvidia,memory-controller property

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On Thu, 09 Dec 2021 17:35:57 +0100, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
> 
> On NVIDIA SoC's the ARM SMMU needs to interact with the memory
> controller in order to map memory clients to the corresponding stream
> IDs. Document how the nvidia,memory-controller property can be used to
> achieve this.
> 
> Note that this is a backwards-incompatible change that is, however,
> necessary to ensure correctness. Without the new property, most of the
> devices would still work but it is not guaranteed that all will.
> 
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
> Changes in v2:
> - clarify why the new nvidia,memory-controller property is required
> 
>  .../devicetree/bindings/iommu/arm,smmu.yaml     | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
> 

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>



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