Re: [PATCH] dt-bindings: dmaengine: dma-common: Revise the dma-channel-mask property

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On 28/08/2019 9.39, Yoshihiro Shimoda wrote:
> The commit b37e3534ac42 ("dt-bindings: dmaengine: Add YAML schemas
> for the generic DMA bindings") changed the property from
> dma-channel-mask to dma-channel-masks. So, this patch revises it.
> 
> Fixes: b37e3534ac42 ("dt-bindings: dmaengine: Add YAML schemas for the generic DMA bindings")
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/dma/dma-common.yaml | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/dma/dma-common.yaml b/Documentation/devicetree/bindings/dma/dma-common.yaml
> index 0141af0..ed0a49a 100644
> --- a/Documentation/devicetree/bindings/dma/dma-common.yaml
> +++ b/Documentation/devicetree/bindings/dma/dma-common.yaml
> @@ -24,7 +24,7 @@ properties:
>      description:
>        Used to provide DMA controller specific information.
>  
> -  dma-channel-masks:
> +  dma-channel-mask:
>      $ref: /schemas/types.yaml#definitions/uint32

How this mask supposed to be used for controllers having more than 32
channels (64, 300+)?

>      description:
>        Bitmask of available DMA channels in ascending order that are
> 

- Péter

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