Re: [PATCH v4 5/7] dt-bindings: usb: ci-hdrc-usb2: add compatible and clock-names restriction for imx93

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On 19/01/2024 08:19, Xu Yang wrote:
> The i.MX93 needs a wakup clock to work properly. This will add compatible
> and restriction for i.MX93 platform.
> 
> Signed-off-by: Xu Yang <xu.yang_2@xxxxxxx>
> 
> ---
> Changes in v2:
>  - no changes
> Changes in v3:
>  - add clocks restriction
> Changes in v4:
>  - use 'contains' rather 'items'
> ---
>  .../devicetree/bindings/usb/ci-hdrc-usb2.yaml | 47 ++++++++++++++-----
>  1 file changed, 34 insertions(+), 13 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> index 78e30ca0a8ca..a86cb5de1688 100644
> --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> @@ -57,6 +57,7 @@ properties:
>            - enum:
>                - fsl,imx8mm-usb
>                - fsl,imx8mn-usb
> +              - fsl,imx93-usb
>            - const: fsl,imx7d-usb
>            - const: fsl,imx27-usb
>        - items:
> @@ -455,19 +456,23 @@ allOf:
>    - if:
>        properties:
>          compatible:
> -          contains:
> -            oneOf:
> -              - const: chipidea,usb2
> -              - const: fsl,imx23-usb
> -              - const: fsl,imx28-usb
> -              - const: fsl,imx7d-usb
> -              - const: fsl,vf610-usb
> -              - const: lsi,zevio-usb
> -              - const: nuvoton,npcm750-udc
> -              - pattern: '^fsl,imx5[0-3]+-usb$'
> -              - pattern: '^fsl,imx6[a-z]+-usb$'
> -              - pattern: '^nvidia,tegra[0-9]+-ehci$'
> -              - pattern: '^nvidia,tegra[0-9]+-udc$'
> +          oneOf:
> +            - contains:
> +                oneOf:

No, this does not make sense.

> +                  - const: chipidea,usb2
> +                  - const: fsl,imx23-usb

Look here is a place for your compatible... unless imx93 is not really
compatible, but then why pretending it is?

> +                  - const: fsl,imx28-usb
> +                  - const: fsl,vf610-usb
> +                  - const: lsi,zevio-usb
> +                  - const: nuvoton,npcm750-udc
> +                  - pattern: '^fsl,imx5[0-3]+-usb$'
> +                  - pattern: '^fsl,imx6[a-z]+-usb$'
> +                  - pattern: '^fsl,imx8[a-z]+-usb$'
> +                  - pattern: '^nvidia,tegra[0-9]+-ehci$'
> +                  - pattern: '^nvidia,tegra[0-9]+-udc$'
> +            - items:
> +                - const: fsl,imx7d-usb
> +                - const: fsl,imx27-usb
>      then:
>        properties:
>          clocks:
> @@ -477,6 +482,22 @@ allOf:
>            minItems: 1
>            maxItems: 1
>  
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: fsl,imx93-usb
> +    then:
> +      properties:
> +        clocks:
> +          minItems: 2
> +          maxItems: 2
> +        clock-names:
> +          minItems: 2
> +          maxItems: 2
> +          contains:
> +            const: usb_wakeup_clk

Drop "_clk" suffix.

Best regards,
Krzysztof





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