[PATCH v2 1/4] dt-bindings: arm-smmu: Document nvidia,memory-controller property
Thierry Reding
thierry.reding at gmail.com
Wed Feb 16 05:25:20 PST 2022
On Thu, Dec 09, 2021 at 05:35:57PM +0100, Thierry Reding wrote:
> From: Thierry Reding <treding at nvidia.com>
>
> 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 at nvidia.com>
> ---
> 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(+)
Hi Joerg,
can you pick up patches 1-3 of this series? DT bindings have been
reviewed by Rob and Will acked the ARM SMMU change. I can take the
device tree changes (patch 4) through the Tegra tree.
Thanks,
Thierry
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