netdev - Re: [PATCH net-next] net: dsa: honor "max-speed" for implicit PHYs on user ports

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Message-ID: <a509dc4c-b5e6-4315-9fad-d2ce9932805c@lunn.ch>
Date: Thu, 19 Dec 2024 18:46:55 +0100
From: Andrew Lunn <andrew@...n.ch>
To: "A. Sverdlin" <alexander.sverdlin@...mens.com>
Cc: netdev@...r.kernel.org, Vladimir Oltean <olteanv@...il.com>
Subject: Re: [PATCH net-next] net: dsa: honor "max-speed" for implicit PHYs
 on user ports

On Thu, Dec 19, 2024 at 06:38:01PM +0100, A. Sverdlin wrote:
> From: Alexander Sverdlin <alexander.sverdlin@...mens.com>
> 
> If the PHYs on user ports are not specified explicitly, but a common
> user_mii_bus is being registered and scanned there is no way to limit
> Auto Negotiation options currently.

Please could you expand on this. This sounds like a reason you would
want to explicitly list the PHY on an MDIO bus so that you can use the
max-speed property in the PHY node.

	Andrew