[PATCH] dt-bindings: dma: snps,dw-axi-dmac: Document optional reset

[Damien Le Moal]

On 2021/11/26 0:20, Geert Uytterhoeven wrote:
> "make dtbs_check":
> 
>     Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml
>     arch/riscv/boot/dts/canaan/sipeed_maix_bit.dt.yaml: dma-controller at 50000000: 'resets' does not match any of the regexes: 'pinctrl-[0-9]+'
> 	    From schema: Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml
> 
> The Synopsys DesignWare AXI DMA Controller on the Canaan K210 SoC
> exposes its reset signal.
> 
> Signed-off-by: Geert Uytterhoeven <geert at linux-m68k.org>
> ---
>  Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml
> index 90d9274e5464e396..06ddffaada295171 100644
> --- a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml
> +++ b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml
> @@ -53,6 +53,9 @@ properties:
>      minimum: 1
>      maximum: 8
>  
> +  resets:
> +    maxItems: 1
> +
>    snps,dma-masters:
>      description: |
>        Number of AXI masters supported by the hardware.
> 

Looks good to me.

Reviewed-by: Damien Le Moal <damien.lemoal at opensource.wdc.com>

-- 
Damien Le Moal
Western Digital Research