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From: Andrew Lunn <andrew@lunn.ch>
To: Madalin-cristian Bucur <madalin.bucur@nxp.com>
Cc: Bhaskar Upadhaya <bhaskar.upadhaya@nxp.com>,
	"f.fainelli@gmail.com" <f.fainelli@gmail.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	Shengzhou Liu <shengzhou.liu@nxp.com>,
	York Sun <york.sun@nxp.com>,
	"u-boot@lists.denx.de" <u-boot@lists.denx.de>,
	Anji Jagarlmudi <anji.jagarlmudi@nxp.com>,
	Calvin Johnson <calvin.johnson@nxp.com>,
	Poonam Aggrwal <poonam.aggrwal@nxp.com>,
	Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Subject: Re: [RFC] Support for SGMII 2500
Date: Tue, 28 Nov 2017 15:13:04 +0100	[thread overview]
Message-ID: <20171128141304.GE20797@lunn.ch> (raw)
In-Reply-To: <DB3PR0402MB3849622655E5A7A8283F425CEC3A0@DB3PR0402MB3849.eurprd04.prod.outlook.com>

> Hi Andrew,
> 
> Bhaskar is working on enabling a PFE [1] MAC connected to an Aquantia AQR107 
> PHY [2] on a LS1012AQDS board. Initially I've indicated 2500Base-X too, but it
> seems the HW actually works in SGMII mode. The QDS boards are lower volume,
> higher spec boards than the RDBs [3], they exercise most of the HW capabilities.

The webpage for the AQR107 lists 2500Base-X, so i assume the issue is
with the MAC? Ideally you want to use 2500Base-X, since this is wider
known.

Anyway, you seem to have a legitimate need for it.

However, i would prefer a different name. The convention is to put the
number first. So PHY_INTERFACE_MODE_2500SGMII.

       Andrew

WARNING: multiple messages have this Message-ID (diff)
From: Andrew Lunn <andrew@lunn.ch>
To: u-boot@lists.denx.de
Subject: [U-Boot] [RFC] Support for SGMII 2500
Date: Tue, 28 Nov 2017 15:13:04 +0100	[thread overview]
Message-ID: <20171128141304.GE20797@lunn.ch> (raw)
In-Reply-To: <DB3PR0402MB3849622655E5A7A8283F425CEC3A0@DB3PR0402MB3849.eurprd04.prod.outlook.com>

> Hi Andrew,
> 
> Bhaskar is working on enabling a PFE [1] MAC connected to an Aquantia AQR107 
> PHY [2] on a LS1012AQDS board. Initially I've indicated 2500Base-X too, but it
> seems the HW actually works in SGMII mode. The QDS boards are lower volume,
> higher spec boards than the RDBs [3], they exercise most of the HW capabilities.

The webpage for the AQR107 lists 2500Base-X, so i assume the issue is
with the MAC? Ideally you want to use 2500Base-X, since this is wider
known.

Anyway, you seem to have a legitimate need for it.

However, i would prefer a different name. The convention is to put the
number first. So PHY_INTERFACE_MODE_2500SGMII.

       Andrew

  reply	other threads:[~2017-11-28 14:13 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-28  7:25 [RFC] Support for SGMII 2500 Madalin-cristian Bucur
2017-11-28  7:25 ` [U-Boot] " Madalin-cristian Bucur
2017-11-28  7:27 ` Bhaskar Upadhaya
2017-11-28  7:27   ` [U-Boot] " Bhaskar Upadhaya
2017-11-28  8:16   ` Prabhakar Kushwaha
2017-11-28  8:16     ` [U-Boot] " Prabhakar Kushwaha
2017-11-28 13:30 ` Andrew Lunn
2017-11-28 13:30   ` [U-Boot] " Andrew Lunn
2017-11-28 13:55   ` Madalin-cristian Bucur
2017-11-28 13:55     ` [U-Boot] " Madalin-cristian Bucur
2017-11-28 14:13     ` Andrew Lunn [this message]
2017-11-28 14:13       ` Andrew Lunn
2017-11-28 15:37       ` Madalin-cristian Bucur
2017-11-28 15:37         ` [U-Boot] " Madalin-cristian Bucur
2017-11-28 17:51         ` Florian Fainelli
2017-11-28 17:51           ` [U-Boot] " Florian Fainelli

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