netdev - Re: [RFC] Support for SGMII 2500

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Message-ID: <20171128133029.GB20797@lunn.ch>
Date:   Tue, 28 Nov 2017 14:30:29 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Madalin-cristian Bucur <madalin.bucur@....com>
Cc:     "f.fainelli@...il.com" <f.fainelli@...il.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Bhaskar Upadhaya <bhaskar.upadhaya@....com>,
        Shengzhou Liu <shengzhou.liu@....com>,
        York Sun <york.sun@....com>,
        "u-boot@...ts.denx.de" <u-boot@...ts.denx.de>
Subject: Re: [RFC] Support for SGMII 2500

On Tue, Nov 28, 2017 at 07:25:48AM +0000, Madalin-cristian Bucur wrote:
> Hi,
> 
> There is a disconnect between the SGMII 2500 support in u-boot and Linux.
> Bhaskar is trying to add support for a SGMII interface working at 2.5Gbps
> by using the PHY connection type "sgmii-2500" in the device tree:

Hi Madalin

What MAC and PHY are you using?

I did a quick search for SGMII 2.5, and all i keep coming across is
2500BASE-X. I just want to make sure you really do need SGMII at 2500,
and not 2500BASE-X, which is already supported.

Thanks
	Andrew