Re: [PATCH v3 4/6] dt-bindings: usb: ci-hdrc-usb2: add compatible and clock-names restriction for imx93

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On 12/01/2024 12:17, 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
> ---
>  .../devicetree/bindings/usb/ci-hdrc-usb2.yaml    | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> index b7e664f7395b..6e75099b6394 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:
> @@ -412,6 +413,21 @@ allOf:
>          samsung,picophy-pre-emp-curr-control: false
>          samsung,picophy-dc-vol-level-adjust: false
>  
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: fsl,imx93-usb
> +    then:
> +      properties:
> +        clock-names:
> +          items:
> +            - const: usb_ctrl_root_clk
> +            - const: usb_wakeup_clk
> +        clocks:
> +          minItems: 2
> +          maxItems: 2

Nothing improved regarding my comments. Why do you allow
any/unspecific/unconstrain interrupts and reg?

You said:
"However, reset, reg and interrupts property is not special for imx93."
but what does it even mean? How they can be special or not special?

My comments from previous version apply. If you do not want to work on
existing technical debt, BTW added by another NXP employee, then I will
NAK any new submissions.

Best regards,
Krzysztof





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