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From: Christian Herber <christian.herber@nxp.com>
To: Andrew Lunn <andrew@lunn.ch>, Oleksij Rempel <o.rempel@pengutronix.de>
Cc: "David S. Miller" <davem@davemloft.net>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Heiner Kallweit <hkallweit1@gmail.com>,
	Jakub Kicinski <kuba@kernel.org>,
	Jonathan Corbet <corbet@lwn.net>,
	Michal Kubecek <mkubecek@suse.cz>,
	David Jander <david@protonic.nl>,
	"kernel@pengutronix.de" <kernel@pengutronix.de>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	"mkl@pengutronix.de" <mkl@pengutronix.de>,
	Marek Vasut <marex@denx.de>
Subject: RE: Re: signal quality and cable diagnostic
Date: Mon, 11 May 2020 19:32:05 +0000	[thread overview]
Message-ID: <AM0PR04MB70410EA61C984E45615CCF8B86A10@AM0PR04MB7041.eurprd04.prod.outlook.com> (raw)

On May 11, 2020 4:33:53 PM Andrew Lunn <andrew@lunn.ch> wrote:
>
> Are the classes part of the Open Alliance specification? Ideally we
> want to report something standardized, not something proprietary to
> NXP.
>
>        Andrew

Hi Andrew,

Such mechanisms are standardized and supported by pretty much all devices in the market. The Open Alliance specification is publicly available here: http://www.opensig.org/download/document/218/Advanced_PHY_features_for_automotive_Ethernet_V1.0.pdf

As the specification is newer than the 100BASE-T1 spec, do not expect first generation devices to follow the register definitions as per Open Alliance. But for future devices, also registers should be same across different vendors.

Christian

             reply	other threads:[~2020-05-11 19:32 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-11 19:32 Christian Herber [this message]
2020-05-11 19:54 ` Re: signal quality and cable diagnostic Andrew Lunn
2020-05-12  5:13   ` Oleksij Rempel

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