linux-kernel - Re: [Patch v6] dt-bindings: media: s5p-mfc: convert bindings to json-schema

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Date:   Fri, 10 Mar 2023 10:08:02 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Aakarsh Jain <aakarsh.jain@...sung.com>,
        linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Cc:     m.szyprowski@...sung.com, andrzej.hajda@...el.com,
        mchehab@...nel.org, hverkuil-cisco@...all.nl,
        ezequiel@...guardiasur.com.ar, jernej.skrabec@...il.com,
        benjamin.gaignard@...labora.com, krzysztof.kozlowski+dt@...aro.org,
        stanimir.varbanov@...aro.org, dillon.minfei@...il.com,
        david.plowman@...pberrypi.com, mark.rutland@....com,
        robh+dt@...nel.org, krzk+dt@...nel.org, andi@...zian.org,
        alim.akhtar@...sung.com, aswani.reddy@...sung.com,
        pankaj.dubey@...sung.com
Subject: Re: [Patch v6] dt-bindings: media: s5p-mfc: convert bindings to
 json-schema

On 09/03/2023 09:48, Aakarsh Jain wrote:
>>> won't fit here.
>>> Since IOMMUs maxItems is 2 here for Exynos4. Giving maxItems:2 alone
>> will also break the bindings. Thanks why suggested
>>>          iommus:
>>>            minItems: 1
>>>            maxItems: 2
>>
>> Are you sure you are putting this in correct place? This is if:then for
>> Exynos3250, isn't it?
>>
> Its not only for Exynos3250, its along with Exynos4 since their clock properties are same
> allOf:
>   - if:
>       properties:
>         compatible:
>           contains:
>             enum:
>               - samsung,mfc-v5        #Exynos4
>               - samsung,exynos3250-mfc
>     then:
>       properties:
>         clocks:
>           maxItems: 2
>         clock-names:
>           items:
>             - const: mfc
>             - const: sclk_mfc
>         iommus:
>           minItems: 1
>           maxItems: 2
> 
> or do I keep different if:then condition for both Exynos3250 and Exynos4 for IOMMUs property ?

Yes, they should be split into two if-then.


Best regards,
Krzysztof