Re: [PATCH v2 6/7] dt-bindings: net: dsa: mediatek,mt7530: define phy-mode for each compatible

[Rob Herring <robh@kernel.org>]

On Sat, Aug 13, 2022 at 06:44:14PM +0300, Arınç ÜNAL wrote:
> Define acceptable phy-mode values for CPU port of each compatible device.
> Remove relevant information from the description of the binding.

I'm not really sure this is worth the complexity just to check 
'phy-mode'...

> 
> Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
> ---
>  .../bindings/net/dsa/mediatek,mt7530.yaml     | 103 ++++++++++++++++--
>  1 file changed, 92 insertions(+), 11 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> index a27cb4fa490f..530ef5a75a2f 100644
> --- a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> +++ b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> @@ -49,17 +49,6 @@ description: |
>    * mt7621: phy-mode = "rgmii-txid";
>    * mt7623: phy-mode = "rgmii";
>  
> -  CPU-Ports need a phy-mode property:
> -    Allowed values on mt7530 and mt7621:
> -      - "rgmii"
> -      - "trgmii"
> -    On mt7531:
> -      - "1000base-x"
> -      - "2500base-x"
> -      - "rgmii"
> -      - "sgmii"
> -
> -
>  properties:
>    compatible:
>      oneOf:
> @@ -177,6 +166,36 @@ allOf:
>                          items:
>                            - const: cpu
>                    then:
> +                    allOf:
> +                      - if:
> +                          properties:
> +                            reg:
> +                              const: 5
> +                        then:
> +                          properties:
> +                            phy-mode:
> +                              enum:
> +                                - gmii
> +                                - mii
> +                                - rgmii
> +
> +                      - if:
> +                          properties:
> +                            reg:
> +                              const: 6
> +                        then:

You've restricted this to ports 5 or 6 already, so you just need an 
'else' here. And you can then drop the 'allOf'.

> +                          properties:
> +                            phy-mode:
> +                              enum:
> +                                - rgmii
> +                                - trgmii
> +
> +                    properties:
> +                      reg:
> +                        enum:
> +                          - 5
> +                          - 6
> +
>                      required:
>                        - phy-mode
>  
> @@ -206,6 +225,38 @@ allOf:
>                          items:
>                            - const: cpu
>                    then:
> +                    allOf:
> +                      - if:
> +                          properties:
> +                            reg:
> +                              const: 5
> +                        then:
> +                          properties:
> +                            phy-mode:
> +                              enum:
> +                                - 1000base-x
> +                                - 2500base-x
> +                                - rgmii
> +                                - sgmii
> +
> +                      - if:
> +                          properties:
> +                            reg:
> +                              const: 6
> +                        then:
> +                          properties:
> +                            phy-mode:
> +                              enum:
> +                                - 1000base-x
> +                                - 2500base-x
> +                                - sgmii
> +
> +                    properties:
> +                      reg:
> +                        enum:
> +                          - 5
> +                          - 6
> +
>                      required:
>                        - phy-mode
>  
> @@ -235,6 +286,36 @@ allOf:
>                          items:
>                            - const: cpu
>                    then:
> +                    allOf:
> +                      - if:
> +                          properties:
> +                            reg:
> +                              const: 5
> +                        then:
> +                          properties:
> +                            phy-mode:
> +                              enum:
> +                                - gmii
> +                                - mii
> +                                - rgmii
> +
> +                      - if:
> +                          properties:
> +                            reg:
> +                              const: 6
> +                        then:
> +                          properties:
> +                            phy-mode:
> +                              enum:
> +                                - rgmii
> +                                - trgmii
> +
> +                    properties:
> +                      reg:
> +                        enum:
> +                          - 5
> +                          - 6
> +

Looks like the same schema duplicated. You can put it under a '$defs' 
and reference it twice.

>                      required:
>                        - phy-mode
>  
> -- 
> 2.34.1
> 
>