From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sascha Hauer Subject: Re: FEC driver: rcv is not +last Date: Thu, 8 Apr 2010 15:20:33 +0200 Message-ID: <20100408132033.GJ3688@pengutronix.de> References: <20100408104033.GI3787@darwin> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org To: Matthias Kaehlcke Return-path: Received: from metis.ext.pengutronix.de ([92.198.50.35]:56150 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758623Ab0DHNUe (ORCPT ); Thu, 8 Apr 2010 09:20:34 -0400 Content-Disposition: inline In-Reply-To: <20100408104033.GI3787@darwin> Sender: netdev-owner@vger.kernel.org List-ID: On Thu, Apr 08, 2010 at 12:40:33PM +0200, Matthias Kaehlcke wrote: > hi, > > i have problems with the FEC on a i.MX25 3-Stack board. the kernel is > v2.6.34-rc2 plus the following patch: > http://patchwork.ozlabs.org/patch/41235/ > > the following traces are generated at boot time: > > FEC Ethernet Driver > fec: PHY @ 0x1, ID 0x20005ce1 -- unknown PHY! > ... > eth0: config: auto-negotiation on, 100FDX, 100HDX, 10FDX, 10HDX. > ... > FEC ENET: rcv is not +last > FEC ENET: rcv is not +last > FEC ENET: rcv is not +last > FEC ENET: rcv is not +last > ... No idea, I have never seen this message. Does the controller work besides these messages? > > the PHY of the board is a DP83840, which is not supported by the > driver. could this be the problem? i tried to make the kernel think > the DP83840 is a DP83848, which is supported, but the behaviour is the > same except the 'unknown PHY' warning. This should be solved by the phylib patches recently posted for the fec driver. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |