linux-kernel - Re: [PATCH v4 07/20] dt-bindings: firmware: google,gs101-acpm-ipc: add S2MPG11 secondary PMIC

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Message-ID: <20251112-discerning-placid-bustard-befbca@kuoka>
Date: Wed, 12 Nov 2025 11:08:35 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: André Draszik <andre.draszik@...aro.org>
Cc: Tudor Ambarus <tudor.ambarus@...aro.org>, 
	Rob Herring <robh@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Lee Jones <lee@...nel.org>, 
	Linus Walleij <linus.walleij@...aro.org>, Bartosz Golaszewski <brgl@...ev.pl>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Peter Griffin <peter.griffin@...aro.org>, 
	Will McVicker <willmcvicker@...gle.com>, kernel-team@...roid.com, linux-kernel@...r.kernel.org, 
	linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org, linux-gpio@...r.kernel.org
Subject: Re: [PATCH v4 07/20] dt-bindings: firmware: google,gs101-acpm-ipc:
 add S2MPG11 secondary PMIC

On Mon, Nov 10, 2025 at 07:28:50PM +0000, André Draszik wrote:
> In a typical system using the Samsung S2MPG10 PMIC, an S2MPG11 is used
> as a sub-PMIC.
> 
> The interface for both is the ACPM firmware protocol, so update the
> binding to allow the relevant node and update the example here to
> describe the connection for both PMICs.
> 
> Since we have two PMICs here, but can not use the 'reg' property (as
> the addressing is based on software, i.e. the ACPM firmware), the node
> names reflect that with their respective suffix. The existing 'pmic'
> therefore becomes deprecated in favour of 'pmic-1'.
> 
> While at it, update the example.
> 
> Signed-off-by: André Draszik <andre.draszik@...aro.org>
> 

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof