From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from swip.net (mailfe04.swip.net [212.247.154.97]) by ozlabs.org (Postfix) with ESMTP id 9DD1467A64 for ; Tue, 15 Feb 2005 00:37:28 +1100 (EST) Message-ID: <42109B82.9070604@devcom.cz> Date: Mon, 14 Feb 2005 13:37:22 +0100 From: Jan Damborsky MIME-Version: 1.0 To: Markus Westergren References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: linuxppc-embedded@ozlabs.org Subject: Re: Support for Adder875 in Linux 2.4 List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Markus Westergren wrote: >Hi, > >I'm working on a project which will use hardware based on Analogue & Micro >Adder875 module together with Linux 2.4. > >I use RedBoot as bootloader and kernel 2.4.27-pre1, both came with the Adder >module. > >The project require: > > - dual ethernet support with AM79C874 PHY > The driver I've found (fec.c) only supports one ethernet. I'v started > modifying a newer version of this driver which have support for my PHY. I > have made some progress but it's not working yet. Found out that the first > FEC is used to communicate with both PHY's. Both devices are detected > correctly and the first seems to work but the second hangs the kernel when > the first packet is sent or received. > > We use our proprietary board with MPC880, dual ethernet + Am79C874 PHY. Kernel 2.4.25 (linuxppc_2_4_devel checked out from www.denx.de). Original source tree supports only one FEC, but with minor ugly hack we utilize both MPC880 FECs without problem. If interested, I can send you a patch for get 2nd FEC working.