linux-kernel - Re: [PATCH v3 1/8] dt-bindings: clock: qcom: Allow VDD

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Date: Thu, 25 Jan 2024 08:39:15 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Bjorn Andersson <quic_bjorande@...cinc.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konrad.dybcio@...aro.org>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Taniya Das <quic_tdas@...cinc.com>,
 Johan Hovold <johan+linaro@...nel.org>, linux-arm-msm@...r.kernel.org,
 linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 1/8] dt-bindings: clock: qcom: Allow VDD_GFX supply to
 GX

On 24/01/2024 22:21, Bjorn Andersson wrote:
> On Wed, Jan 24, 2024 at 07:31:34AM +0100, Krzysztof Kozlowski wrote:
>> On 24/01/2024 05:25, Bjorn Andersson wrote:
>>> +# Allow either power-domains or vdd-gfx-supply, not both
>>> +oneOf:
>>> +  - required:
>>> +      - power-domains
>>> +  - required:
>>> +      - vdd-gfx-supply
>>> +  - not:
>>> +      anyOf:
>>> +        - required:
>>> +            - power-domains
>>> +        - required:
>>> +            - vdd-gfx-supply
>>
>> I don't fully understand what you want to achieve here. If only "allow
>> either", so not a "require either", then simpler:
>>
>> https://lore.kernel.org/all/20230118163208.GA117919-robh@kernel.org/
>>
> 
> As discussed in v2, power-domains is currently an optional property in
> this binding and I'm adding vdd-gfx-supply as an alternative to that.
> 

Then go with Rob's syntax - not:required: Much easier code.

Best regards,
Krzysztof