Re: [PATCH 1/3] dt-bindings: k3dma: add optional property dma_min_chan

[Rob Herring]

On Fri, Jun 22, 2018 at 11:24:14AM +0800, Guodong Xu wrote:
> From: Li Yu <liyu65@xxxxxxxxxxxxx>
> 
> Add optional property dma_min_chan for k3dma.
> 
> Signed-off-by: Li Yu <liyu65@xxxxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/dma/k3dma.txt | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/dma/k3dma.txt b/Documentation/devicetree/bindings/dma/k3dma.txt
> index 4945aeac4dc4..2fa1370c3173 100644
> --- a/Documentation/devicetree/bindings/dma/k3dma.txt
> +++ b/Documentation/devicetree/bindings/dma/k3dma.txt
> @@ -12,6 +12,11 @@ Required properties:
>  		have specific request line
>  - clocks: clock required
>  
> +Optional properties:
> +- dma_min_chan: the minimum number of DMA channel which begin to use
> +		the default value is 0, but in some platform is
> +		configured 1, like hi3660 platform

Can't this be implied by the compatible?

If not, needs vendor prefix and don't use '_' in property names.

Rob