Re: [PATCH v1 03/16] dt-bindings: power: mediatek: Refine multiple level power domain nodes

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On Mon, Jul 04, 2022 at 06:00:15PM +0800, Tinghan Shen wrote:
> Extract duplicated properties and support more levels of power
> domain nodes.
> 
> This change fix following error when do dtbs_check,
>     arch/arm64/boot/dts/mediatek/mt8195-evb.dtb: power-controller: power-domain@15:power-domain@16:power-domain@18: 'power-domain@19', 'power-domain@20', 'power-domain@21' do not match any of the regexes: 'pinctrl-[0-9]+'
> 	 From schema: Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
> 
> Signed-off-by: Tinghan Shen <tinghan.shen@xxxxxxxxxxxx>
> ---
>  .../power/mediatek,power-controller.yaml      | 132 ++----------------
>  1 file changed, 12 insertions(+), 120 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
> index 135c6f722091..09a537a802b8 100644
> --- a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
> +++ b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
> @@ -39,8 +39,17 @@ properties:
>    '#size-cells':
>      const: 0
>  
> +required:
> +  - compatible
> +
> +additionalProperties: false
> +
>  patternProperties:
>    "^power-domain@[0-9a-f]+$":
> +    $ref: "#/$defs/power-domain-node"
> +
> +$defs:
> +  power-domain-node:
>      type: object
>      description: |
>        Represents the power domains within the power controller node as documented
> @@ -98,127 +107,10 @@ patternProperties:
>          $ref: /schemas/types.yaml#/definitions/phandle
>          description: phandle to the device containing the SMI register range.
>  
> -    patternProperties:
> -      "^power-domain@[0-9a-f]+$":
> -        type: object
> -        description: |
> -          Represents a power domain child within a power domain parent node.
> -
> -        properties:
> -
> -          '#power-domain-cells':
> -            description:
> -              Must be 0 for nodes representing a single PM domain and 1 for nodes
> -              providing multiple PM domains.
> -
> -          '#address-cells':
> -            const: 1
> -
> -          '#size-cells':
> -            const: 0
> -
> -          reg:
> -            maxItems: 1
> -
> -          clocks:
> -            description: |
> -              A number of phandles to clocks that need to be enabled during domain
> -              power-up sequencing.
> -
> -          clock-names:
> -            description: |
> -              List of names of clocks, in order to match the power-up sequencing
> -              for each power domain we need to group the clocks by name. BASIC
> -              clocks need to be enabled before enabling the corresponding power
> -              domain, and should not have a '-' in their name (i.e mm, mfg, venc).
> -              SUSBYS clocks need to be enabled before releasing the bus protection,
> -              and should contain a '-' in their name (i.e mm-0, isp-0, cam-0).
> -
> -              In order to follow properly the power-up sequencing, the clocks must
> -              be specified by order, adding first the BASIC clocks followed by the
> -              SUSBSYS clocks.
> -
> -          domain-supply:
> -            description: domain regulator supply.
> -
> -          mediatek,infracfg:
> -            $ref: /schemas/types.yaml#/definitions/phandle
> -            description: phandle to the device containing the INFRACFG register range.
> -
> -          mediatek,smi:
> -            $ref: /schemas/types.yaml#/definitions/phandle
> -            description: phandle to the device containing the SMI register range.
> -
> -        patternProperties:
> -          "^power-domain@[0-9a-f]+$":
> -            type: object
> -            description: |
> -              Represents a power domain child within a power domain parent node.
> -
> -            properties:
> +      required:
> +        - reg
>  
> -              '#power-domain-cells':
> -                description:
> -                  Must be 0 for nodes representing a single PM domain and 1 for nodes
> -                  providing multiple PM domains.
> -
> -              '#address-cells':
> -                const: 1
> -
> -              '#size-cells':
> -                const: 0
> -
> -              reg:
> -                maxItems: 1
> -
> -              clocks:
> -                description: |
> -                  A number of phandles to clocks that need to be enabled during domain
> -                  power-up sequencing.
> -
> -              clock-names:
> -                description: |
> -                  List of names of clocks, in order to match the power-up sequencing
> -                  for each power domain we need to group the clocks by name. BASIC
> -                  clocks need to be enabled before enabling the corresponding power
> -                  domain, and should not have a '-' in their name (i.e mm, mfg, venc).
> -                  SUSBYS clocks need to be enabled before releasing the bus protection,
> -                  and should contain a '-' in their name (i.e mm-0, isp-0, cam-0).
> -
> -                  In order to follow properly the power-up sequencing, the clocks must
> -                  be specified by order, adding first the BASIC clocks followed by the
> -                  SUSBSYS clocks.
> -
> -              domain-supply:
> -                description: domain regulator supply.
> -
> -              mediatek,infracfg:
> -                $ref: /schemas/types.yaml#/definitions/phandle
> -                description: phandle to the device containing the INFRACFG register range.
> -
> -              mediatek,smi:
> -                $ref: /schemas/types.yaml#/definitions/phandle
> -                description: phandle to the device containing the SMI register range.
> -
> -            required:
> -              - reg
> -
> -            additionalProperties: false
> -
> -        required:
> -          - reg
> -
> -        additionalProperties: false
> -
> -    required:
> -      - reg
> -
> -    additionalProperties: false
> -
> -required:
> -  - compatible
> -
> -additionalProperties: false
> +      additionalProperties: false

You now aren't checking more than 1 level because you have defined 
'additionalProperties' to be a DT property. Check the indentation.

You need this in $defs/power-domain-node to recurse:

    additionalProperties:
      $ref: #/$defs/power-domain-node

>  
>  examples:
>    - |
> -- 
> 2.18.0
> 
> 



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