Re: [PATCH V3 3/7] dt-bindings: soc: imx: add i.MX8MP vpu blk ctrl

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On 21/07/2022 12:38, Peng Fan wrote:
>> Subject: Re: [PATCH V3 3/7] dt-bindings: soc: imx: add i.MX8MP vpu blk ctrl
>>
>> On 19/07/2022 11:58, Peng Fan wrote:
>>>>> +        interconnects:
>>>>> +          items:
>>>>> +            - description: G1 decoder interconnect
>>>>> +            - description: G2 decoder interconnect
>>>>> +            - description: VC8000E encoder interconnect
>>>>> +
>>>>> +        interconnect-names:
>>>>> +          items:
>>>>> +            - const: g1
>>>>> +            - const: g2
>>>>> +            - const: vc8000e
>>>>
>>>> Include interconnects+names in list of all properties and disallow
>>>> them for other variants.
>>>
>>> I not understand well about
>>> " Include interconnects+names in list of all properties ", could you
>>> please explain a bit more?
>>>
>>> And there is already an "if" to check whether the compatible contains
>>> " fsl,imx8mp-vpu-blk-ctrl" to make sure the interconnect valid for
>>> i.MX8MP, so it is not valid to other variants.
>>
>> Defining properties in some if: clause is not really readable and
>> maintainable. The properties should be defined in top-level properties:.
> 
> Maybe I should also include i.MX8MM interconnect and make it
> a separate patch, then i.MX8MP/i.MX8MM just use their own
> names just like other properities. In final, as below:
> 
> Tow patch:
>   1. Add interconnect property for i.MX8MM VPU BLK CTRL
>   2. Add i.MX8MP VPU BLK CTRL dt bindings
> 
> In top-level:
> + interconnects:
> +    maxItems: 3
>  
> +   interconnect-names:
> +      maxItems: 3
> 
> For i.MX8MM
> +        interconnects:
> +          items:
> +            - description: G1 decoder interconnect
> +            - description: G2 decoder interconnect
> +            - description: H1 encoder interconnect
> +
> +        interconnect-names:
> +          items:
> +            - const: g1
> +            - const: g2
> +            - const: h1
> 
> For i.MX8MP:
> +        interconnects:
> +          items:
> +            - description: G1 decoder interconnect
> +            - description: G2 decoder interconnect
> +            - description: VC8000E encoder interconnect
> +
> +        interconnect-names:
> +          items:
> +            - const: g1
> +            - const: g2
> +            - const: vc8000e
> 
> How do you think?

I don't understand what is the question here to me. Shall I tell you
what to do or not to do with iMX 8MM? I don't know. I am not a
maintainer of that SoC.


Best regards,
Krzysztof



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