linux-kernel - Re: [PATCH net-next 09/12] ARM: dts: r9a06g032: describe MII converter

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Message-ID: <YmBqDTXYiESRHLCW@robh.at.kernel.org>
Date:   Wed, 20 Apr 2022 15:16:13 -0500
From:   Rob Herring <robh@...nel.org>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Clément Léger <clement.leger@...tlin.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Herve Codina <herve.codina@...tlin.com>,
        Miquèl Raynal <miquel.raynal@...tlin.com>,
        Milan Stevanovic <milan.stevanovic@...com>,
        Jimmy Lalande <jimmy.lalande@...com>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH net-next 09/12] ARM: dts: r9a06g032: describe MII
 converter

On Fri, Apr 15, 2022 at 06:19:46PM +0200, Andrew Lunn wrote:
> > I think it would be good to modify it like this:
> > 
> > eth-miic@...30000 {
> >     ...
> >   converters {
> >     mii_conv0: mii-conv@0 {
> >       // Even if useless, maybe keeping it for the sake of coherency
> >       renesas,miic-input = <MIIC_GMAC1>;
> >       reg = <0>;
> >     };
> 
> This is not a 'bus', so using reg, and @0, etc is i think wrong.  You
> just have a collection of properties.

'reg' can be for anything you need to address, not just buses.

Rob