linux-kernel - Re: [PATCH v3 2/7] media: dt-bindings: qcom,sm8250-venus: sort out power domains

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Message-ID: <20260205-vermilion-chupacabra-of-teaching-f964eb@quoll>
Date: Thu, 5 Feb 2026 12:32:56 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Cc: Bjorn Andersson <andersson@...nel.org>, 
	Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Taniya Das <quic_tdas@...cinc.com>, Jonathan Marek <jonathan@...ek.ca>, 
	Ulf Hansson <ulf.hansson@...aro.org>, "Rafael J. Wysocki" <rafael@...nel.org>, 
	Bryan O'Donoghue <bod@...nel.org>, Vikash Garodia <vikash.garodia@....qualcomm.com>, 
	Dikshita Agarwal <dikshita.agarwal@....qualcomm.com>, Mauro Carvalho Chehab <mchehab@...nel.org>, 
	Stanimir Varbanov <stanimir.varbanov@...aro.org>, Abhinav Kumar <abhinav.kumar@...ux.dev>, 
	Hans Verkuil <hverkuil@...nel.org>, Stefan Schmidt <stefan.schmidt@...aro.org>, 
	Konrad Dybcio <konradybcio@...nel.org>, Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
	Dikshita Agarwal <dikshita@....qualcomm.com>, 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-media@...r.kernel.org, Mauro Carvalho Chehab <mchehab+huawei@...nel.org>, 
	Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: Re: [PATCH v3 2/7] media: dt-bindings: qcom,sm8250-venus: sort out
 power domains

On Wed, Feb 04, 2026 at 02:59:50AM +0200, Dmitry Baryshkov wrote:
> First of all, on SM8250 Iris (ex-Venus) core needs to scale clocks which
> are powered by the MMCX domain. Add MMCX domain to the list of the power
> domain to be used on this platform.
> 
> While we are at it, drop minItems from both power-domains and
> power-domains-names, it doesn't make sense from the hardware point of
> view. There are always 2 GDSCs and two power rails wired to the video
> clock controller and Venus. Disallow passing just two.


the min-items were also serving to preserve ABI which you now broke.
Same comments as previous patch apply.

Best regards,
Krzysztof