linux-kernel - Re: [PATCH net-next 2/3] net: phy: dp83826: Add support for phy-mode configuration

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Date: Fri, 23 Feb 2024 12:16:22 +0100
From: Maxime Chevallier <maxime.chevallier@...tlin.com>
To: Jérémie Dautheribes <jeremie.dautheribes@...tlin.com>
Cc: "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>,
 Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>,
 Russell King <linux@...linux.org.uk>, Andrew Davis <afd@...com>,
 netdev@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, Thomas Petazzoni
 <thomas.petazzoni@...tlin.com>, Miquèl Raynal
 <miquel.raynal@...tlin.com>, Yen-Mei Goh <yen-mei.goh@...sight.com>
Subject: Re: [PATCH net-next 2/3] net: phy: dp83826: Add support for
 phy-mode configuration

Hello Jérémie,

On Thu, 22 Feb 2024 11:31:16 +0100
Jérémie Dautheribes <jeremie.dautheribes@...tlin.com> wrote:

> The TI DP83826 PHY can operate in either MII mode or RMII mode.
> By default, it is configured by straps.
> It can also be configured by writing to the bit 5 of register 0x17 - RMII
> and Status Register (RCSR).
> 
> When phydev->interface is rmii, rmii mode must be enabled, otherwise
> mii mode must be set.
> This prevents misconfiguration of hw straps.
> 
> Signed-off-by: Jérémie Dautheribes <jeremie.dautheribes@...tlincom>

This looks good to me,

Reviewed-by: Maxime Chevallier <maxime.chevallier@...tlin.com>