linux-kernel - Re: [PATCH v2] dt-bindings: arm: mediatek: mmsys: refine power and gce properties

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Date:   Fri, 29 Apr 2022 22:58:04 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     "Jason-JH.Lin" <jason-jh.lin@...iatek.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Cc:     Fabien Parent <fparent@...libre.com>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, CK Hu <ck.hu@...iatek.com>,
        Rex-BC Chen <rex-bc.chen@...iatek.com>,
        Nancy Lin <nancy.lin@...iatek.com>,
        Singo Chang <singo.chang@...iatek.com>,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        Cellopoint <cellopoint.kai@...il.com>
Subject: Re: [PATCH v2] dt-bindings: arm: mediatek: mmsys: refine power and
 gce properties

On 29/04/2022 10:30, Jason-JH.Lin wrote:
> Power:
>   Refine description and add item number for power-domains property.
> 
> GCE:
>   Refine description and add item number for mboxes property and
>   mediatek,gce-client-reg property.
> 
> Fixes: 1da90b8a7bae ("dt-bindings: arm: mediatek: mmsys: add power and gce properties")
> Signed-off-by: Jason-JH.Lin <jason-jh.lin@...iatek.com>
> ---
> Change in v2:
>   1. Add maxItems: 24 for mboxes property
>   2. Add description and $refs for mediatek,gce-client-reg property
> ---
>  .../bindings/arm/mediatek/mediatek,mmsys.yaml | 23 ++++++++++++-------
>  1 file changed, 15 insertions(+), 8 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> index 6ad023eec193..2b27577f98cc 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> @@ -43,17 +43,19 @@ properties:
>      maxItems: 1
>  
>    power-domains:
> +    maxItems: 1
>      description:
> -      A phandle and PM domain specifier as defined by bindings
> -      of the power controller specified by phandle. See
> -      Documentation/devicetree/bindings/power/power-domain.yaml for details.
> +      Each mmsys belongs to a power-domains. If mmsys wants to use PM
> +      interface to control the power controller of mmsys, it should have
> +      this property.
>  
>    mboxes:
> +    minItems: 1
> +    maxItems: 24

Wait, no, I wrote it should be 16 for one device and 24 for other, not
24 for all...

Best regards,
Krzysztof