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Date:   Fri, 24 Nov 2023 15:44:20 +0100
From:   Andrew Lunn <andrew@lunn.ch>
To:     "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc:     Jie Luo <quic_luoj@quicinc.com>,
        Christian Marangi <ansuelsmth@gmail.com>,
        Rob Herring <robh@kernel.org>,
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        Conor Dooley <conor+dt@kernel.org>,
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Subject: Re: [net-next RFC PATCH 03/14] dt-bindings: net: document ethernet
 PHY package nodes
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> 		First Serdes mode	Second Serdes mode
> Option 1	PSGMII for copper	Disabled
> 		ports 0-4
> Option 2	PSGMII for copper	1000BASE-X / 100BASE-FX
> 		ports 0-4
> Option 3	QSGMII for copper	SGMII for
> 		ports 0-3		copper port 4

With option 2, can the second SERDES also do SGMII? You are likely to
need that when a Copper SFP module is inserted into the cage.

     Andrew