linux-kernel - Re: [PATCH v4 00/10] pmdomain: samsung: add support for Google GS101

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Message-ID: <fcde4ec6-b3ad-439a-bff8-b060fe075f97@kernel.org>
Date: Wed, 28 Jan 2026 19:53:23 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: 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>, Ulf Hansson <ulf.hansson@...aro.org>,
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>
Cc: Peter Griffin <peter.griffin@...aro.org>,
 Tudor Ambarus <tudor.ambarus@...aro.org>, Juan Yescas <jyescas@...gle.com>,
 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, Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: [PATCH v4 00/10] pmdomain: samsung: add support for Google GS101

On 28/01/2026 17:10, André Draszik wrote:
> Hi,
> 
> This series adds support for the power domains on Google GS101.
> 
> There are a few differences compared to SoCs already supported by this
> driver:
> * register access does not work via plain ioremap() / readl() /
>   writel().
>   Instead, the regmap created by the PMU driver must be used (which
>   uses Arm SMCC calls under the hood).
> * DTZPC: a call needs to be made before and after power domain off/on,
>   to inform the EL3 firmware of the request.
> * power domains can and are fed by a regulator rail and therefore
>   regulator control needed be implemented.
> 


Thank you for the patch. My tree is currently closed for new features
till the end of the merge window. I will review and/or apply the patch
then. If I misjudged this patch and this is a fix, please let me know.


Best regards,
Krzysztof