netdev - Re: [PATCH 3/3] RFC: net: dsa: mv88e6xxx: Register mdio-external

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Message-ID: <1209f419-acb0-4da8-bd87-03ccc1ee5244@lunn.ch>
Date: Fri, 13 Oct 2023 14:45:27 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Linus Walleij <linus.walleij@...aro.org>
Cc: Gregory Clement <gregory.clement@...tlin.com>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Russell King <linux@...linux.org.uk>,
	Florian Fainelli <f.fainelli@...il.com>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Christian Marangi <ansuelsmth@...il.com>,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 3/3] RFC: net: dsa: mv88e6xxx: Register mdio-external

On Fri, Oct 13, 2023 at 12:35:16AM +0200, Linus Walleij wrote:
> Make it legal to have a subnode just named "mdio-external"
> and have that be recognized immediately as the external
> MDIO bus, register it and return. Only fallback to the
> old method with a compatible in the external bus node
> if this doesn't work.
> 
> This is the result of deprecating the old DT method
> of providing a node "mdio1" with a compatible string.

What is missing from this description is why do you want to deprecate
the old method? What is wrong with it?

	Andrew