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

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Message-ID: <CAPDyKFr4G5m_tnC20w-K7Nh2m-ut77rbeHvWgDTgHLA0hkALNQ@mail.gmail.com>
Date: Wed, 22 Oct 2025 12:03:02 +0200
From: Ulf Hansson <ulf.hansson@...aro.org>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: André Draszik <andre.draszik@...aro.org>, 
	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 Tue, 21 Oct 2025 at 18:18, Krzysztof Kozlowski <krzk@...nel.org> wrote:
>
> 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.

Ah, I see. Thanks for clarifying!

Kind regards
Uffe