linux-kernel - Re: [PATCH v1 5/6] dt-bindings: memory: tegra20: emc: Convert to schema

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Date:   Tue, 30 Mar 2021 18:56:44 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-tegra@...r.kernel.org
Subject: Re: [PATCH v1 5/6] dt-bindings: memory: tegra20: emc: Convert to
 schema

30.03.2021 18:29, Dmitry Osipenko пишет:
> 30.03.2021 11:48, Krzysztof Kozlowski пишет:
>>> +  power-domains:
>>> +    $ref: /schemas/types.yaml#/definitions/phandle
>>> +    description:
>>> +      Phandle of the SoC "core" power domain.
>> I think the core checks the type, so you only need to limit max items.
>>
> 
> It's a bit confusing that both variants work and it's not apparent what
> variant is better.
> 
> I actually used the max items limit initially and then changed it to
> $ref phandle because it appeared to me that it's a better choice. I'll
> switch back to the limit in v2, thanks.
> 

Although, I'm still not sure what is the best variant. Could you please
clarify why maxItems is better?

Seems the $ref phandle already limits domain items to 1. So I don't
understand what's the difference.