From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailserv.intranet.gr (mailserv.intranet.GR [146.124.14.106]) by ozlabs.org (Postfix) with ESMTP id 46E4067A62 for ; Wed, 19 Jan 2005 18:27:09 +1100 (EST) Received: from mailserv.intranet.gr (localhost [127.0.0.1]) by mailserv.intranet.gr (8.13.1/8.13.1) with ESMTP id j0J73UrQ029587 for ; Wed, 19 Jan 2005 09:03:34 +0200 (EET) Message-ID: <41EE03FF.3040609@intracom.gr> Date: Wed, 19 Jan 2005 08:53:51 +0200 From: Pantelis Antoniou MIME-Version: 1.0 To: "Bryan O'Donoghue" References: <41ED478A.6020303@europlex.ie> In-Reply-To: <41ED478A.6020303@europlex.ie> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: linuxppc-embedded@ozlabs.org, "Dayton, Dean" , linux-usb-devel@lists.sourceforge.net Subject: Re: [linux-usb-devel] USB host on Freescale MPC880 List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Bryan O'Donoghue wrote: > Dayton, Dean wrote: > >> I need to provide a USB host interface on a propietary board using a >> Freescale (Motorola) MPC880. The MPC880 has a USB implemented in the >> CPM, but I haven't found any Linux support for it. Can anyone point me >> to existing drivers? Does anyone know of any problems that would/should >> prevent me from using the MPC880's USB interface? >> >> Thanks > > > Greetings Dean *list*. > > There are some propiatery drivers... but... it's an oxymoron, to pay > licensing fees for Linux... I'd sooner eat nails then use the propiatery > offerings, to be quite honest, I'd have to quit my job before being > associated with such a thing. > > Right now the Freescale 870-885 has minimal support in Linux, but, I do > have some patches for a 2.4.x which map out this family of chip's memory > map as per the specification and I have a very primitive USB loopback > tester working for this architecture. Said patches are not really ready > for public consumption, not to mention only being usable on a 2.4. > > A propiatery board being developed by my company wants USB host > support... and I'm fairly confident I can do that... and hopefully I can > get some serious development work done on this over the next three to > four months and release a patch/(s) for public consumption. > > I estimate it will take another four months to get USB host working > properly and perhaps a month to get USB-device support working properly > (touch wood on both counts), I'm not sure about the required development > time on that to be honest... but, if I don't get it finished in time for > our propiatery board, the powers that be in my company will use a > propiatery Linux offering... and I'll have to resign on the grounds of > being an Open Source Evangalist ! I need to eat/pay rent... so I really > need to get this board + USB working. *grin*. > > Are you guys planning on devoting any development effort to hardware > support of this freescale part ? If so, would it be prudent to > co-ordinate the development effort ? > > Bryan > I have a fairly hacked over version of the original USB host driver that works for 87x/88x. Are you interested? Regards Pantelis