From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Lunn Subject: Re: [PATCH 5/6] net: phy: add XAUI and 10GBASE-KR PHY connection types Date: Mon, 5 Jun 2017 14:00:04 +0200 Message-ID: <20170605120004.GC28734@lunn.ch> References: <20170605112203.GA10680@n2100.armlinux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Russell King Cc: Florian Fainelli , Rob Herring , Mark Rutland , netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org On Mon, Jun 05, 2017 at 12:23:10PM +0100, Russell King wrote: > XAUI allows XGMII to reach an extended distance by using a XGXS layer at > each end of the MAC to PHY link, operating over four Serdes lanes. > > 10GBASE-KR is a single lane Serdes backplane ethernet connection method > with autonegotiation on the link. Some PHYs use this to connect to the > ethernet interface at 10G speeds, switching to other connection types > when utilising slower speeds. > > 10GBASE-KR is also used for XFI and SFI to connect to XFP and SFP fiber > modules. > > Signed-off-by: Russell King Reviewed-by: Andrew Lunn Andrew -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html