linux-kernel - Re: [PATCH net-next 1/4] net: dsa: allow switch drivers to override default slave PHY addresses

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Message-ID: <6a306ad4-c029-03a3-7a1c-0fdadc13d386@gmail.com>
Date:   Mon, 30 Mar 2020 20:04:44 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Matthias Schiffer <matthias.schiffer@...tq-group.com>,
        andrew@...n.ch, vivien.didelot@...il.com, davem@...emloft.net,
        kuba@...nel.org
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 1/4] net: dsa: allow switch drivers to override
 default slave PHY addresses



On 3/30/2020 6:53 AM, Matthias Schiffer wrote:
> Avoid having to define a PHY for every physical port when PHY addresses
> are fixed, but port index != PHY address.
> 
> Signed-off-by: Matthias Schiffer <matthias.schiffer@...tq-group.com>

You could do this much more elegantly by doing this with Device Tree and
specifying the built-in PHYs to be hanging off the switch's internal
MDIO bus and specifying the port to PHY address mapping, you would only
patch #4 then.
-- 
Florian