Re: [PATCH 1/2] ASoC: dt-bindings: tegra: Document iommus and interconnects for ADMAIF

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On Thu, Jan 18, 2024 at 03:27:05PM +0100, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
> 
> The ADMAIF is responsible for accessing system memory on behalf of other
> components of the APE, so make sure it can be hooked up to an IOMMU and
> memory controller.
> 
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
>  .../bindings/sound/nvidia,tegra210-admaif.yaml       | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra210-admaif.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra210-admaif.yaml
> index 15ab40aeab1e..59304f02d063 100644
> --- a/Documentation/devicetree/bindings/sound/nvidia,tegra210-admaif.yaml
> +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra210-admaif.yaml
> @@ -39,6 +39,18 @@ properties:
>  
>    dma-names: true
>  
> +  iommus:
> +    maxItems: 1
> +
> +  interconnects:
> +    description: Description of the interconnect paths for the ADMA interface; see
> +      ../interconnect/interconnect.txt for details.

Don't need generic descriptions of common properties. What you need is 
defining how many entries and a description for each entry.

Rob




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