linux-kernel - Re: [PATCH v3 03/10] dt-bindings: soc: samsung: gs101-pmu: allow power domains as children

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Message-ID: <838a2a9f-9d4f-4c04-bab3-c6a7d52b60b3@kernel.org>
Date: Tue, 21 Oct 2025 18:18:02 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Ulf Hansson <ulf.hansson@...aro.org>,
 André Draszik <andre.draszik@...aro.org>
Cc: Alim Akhtar <alim.akhtar@...sung.com>, Rob Herring <robh@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Krzysztof Kozlowski
 <krzk+dt@...nel.org>, Marek Szyprowski <m.szyprowski@...sung.com>,
 Peter Griffin <peter.griffin@...aro.org>,
 Tudor Ambarus <tudor.ambarus@...aro.org>,
 Will McVicker <willmcvicker@...gle.com>, kernel-team@...roid.com,
 linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-pm@...r.kernel.org
Subject: Re: [PATCH v3 03/10] dt-bindings: soc: samsung: gs101-pmu: allow
 power domains as children

On 21/10/2025 14:59, Ulf Hansson wrote:
>> +  "^power-domain@[0-9a-f]+$":
>> +    type: object
>> +    description: Child node describing one power domain within the PMU
>> +
> 
> I think we should specify the power-domain-cells too, along the lines
> of the below.
> 
> '#power-domain-cells'
>  const: 0

That's not needed. The child (this child device node) schema will
enforce it. Parent (so the PMU) is supposed only to list compatible.

Best regards,
Krzysztof