netdev - Re: [PATCH v3 11/11] ARM: multi_v7_defconfig: Add MCP23S08 pinctrl support

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Date: Mon, 3 Jun 2024 15:09:15 +0200
From: Marek Vasut <marex@...x.de>
To: Christophe Roullier <christophe.roullier@...s.st.com>,
 "David S . Miller" <davem@...emloft.net>, Eric Dumazet
 <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
 Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>,
 Maxime Coquelin <mcoquelin.stm32@...il.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>,
 Richard Cochran <richardcochran@...il.com>, Jose Abreu
 <joabreu@...opsys.com>, Liam Girdwood <lgirdwood@...il.com>,
 Mark Brown <broonie@...nel.org>
Cc: netdev@...r.kernel.org, devicetree@...r.kernel.org,
 linux-stm32@...md-mailman.stormreply.com,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 11/11] ARM: multi_v7_defconfig: Add MCP23S08 pinctrl
 support

On 6/3/24 11:27 AM, Christophe Roullier wrote:
> Need to enable MCP23S08 I/O expanders to manage Ethernet phy

PHY in capitals.

> reset in STM32MP135F-DK board
> STMMAC driver defer is not silent, need to put this config in
> built-in to avoid huge of Ethernet messages

This second sentence is not correct, you are not enabling this GPIO 
controller driver to silence a warning, you are enabling this driver to 
let the PHY driver release the PHY from reset.