Re: [PATCH v10 01/17] dt-bindings: arm: mediatek: mmsys: add power and gce properties

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Hi Jason,

Thank you for your patch. One small comment below.

On 8/9/21 8:02, jason-jh.lin wrote:
> Power:
> 1. Add description for power-domains property.
> 
> GCE:
> 1. Add description for mboxes property.
> 2. Add description for mediatek,gce-client-reg property.
> 
> Signed-off-by: jason-jh.lin <jason-jh.lin@xxxxxxxxxxxx>
> ---
>  .../bindings/arm/mediatek/mediatek,mmsys.yaml | 30 ++++++++++++++++++-
>  1 file changed, 29 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> index 2d4ff0ce387b..a2e7bddfed03 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> @@ -39,6 +39,30 @@ properties:
>    reg:
>      maxItems: 1
>  
> +  power-domains:
> +    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.
> +
> +  mboxes:
> +    description:
> +      Using mailbox to communicate with GCE, it should have this
> +      property and list of phandle, mailbox specifiers. See
> +      Documentation/devicetree/bindings/mailbox/mtk-gce.txt for details.
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +
> +  mediatek,gce-client-reg:
> +    description:
> +      The register of client driver can be configured by gce with 4 arguments
> +      defined in this property, such as phandle of gce, subsys id,
> +      register offset and size.
> +      Each subsys id is mapping to a base address of display function blocks
> +      register which is defined in the gce header
> +      include/dt-bindings/gce/<chip>-gce.h.
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    maxItems: 1
> +
>    "#clock-cells":
>      const: 1
>  
> @@ -53,6 +77,10 @@ examples:
>    - |
>      mmsys: syscon@14000000 {
>          compatible = "mediatek,mt8173-mmsys", "syscon";
> -        reg = <0x14000000 0x1000>;
> +        reg = <0 0x14000000 0 0x1000>;

Why this change?

Thanks,
  Enric


> +        power-domains = <&spm MT8173_POWER_DOMAIN_MM>;
>          #clock-cells = <1>;
> +        mboxes = <&gce 0 CMDQ_THR_PRIO_HIGHEST>,
> +                 <&gce 1 CMDQ_THR_PRIO_HIGHEST>;
> +        mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0 0x1000>;
>      };
> 



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