From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailout07.yourhostingaccount.com (mailout07.yourhostingaccount.com [65.254.253.56]) by ozlabs.org (Postfix) with ESMTP id 4FF04DDEEC for ; Wed, 14 Feb 2007 12:48:54 +1100 (EST) Received: from mailscan28.yourhostingaccount.com ([10.1.15.28] helo=mailscan28.yourhostingaccount.com) by mailout07.yourhostingaccount.com with esmtp (Exim) id 1HH9GO-0001f8-Ex for linuxppc-dev@ozlabs.org; Tue, 13 Feb 2007 20:48:52 -0500 Received: from authsmtp11.yourhostingaccount.com ([10.1.18.11] ident=exim) by mailscan28.yourhostingaccount.com with spamscanlookuphost (Exim) id 1HH9GO-0001xo-7n for linuxppc-dev@ozlabs.org; Tue, 13 Feb 2007 20:48:52 -0500 Message-Id: <6.2.5.6.2.20070213202913.03e23eb0@cogcomp.com> Date: Tue, 13 Feb 2007 20:39:15 -0500 To: Kumar Gala From: Michael Kelly Subject: Re: USB Host controller for MPC8548e board In-Reply-To: References: <6.2.5.6.2.20070213191530.03e27eb0@cogcomp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Sender: Michael Kelly Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , The reason I asked here is that they are in the kernel and seem to be as well supported. I was just more concerned if there were any PowerPC specific issues. We are likely going ahead with the NEC (since that is what was used on the G5 MAC's, I think), and we'll find out just how well they work! That's what prototypes are for. Thanks, Michael At 08:19 PM 2/13/2007, Kumar Gala wrote: >On Feb 13, 2007, at 6:21 PM, Michael Kelly wrote: > >>Hello all. We are in the process of designing an MPC8548e board. We >>wish to add >>USB host via either the NXP ISP1561 or NEC upd720101. They are >>both OHCI and >>EHCI. > >Haven't worked with either of this, you're probably better asking >about this on the linux-usb list. > >>Is there any general advice on one over the other or even if it is >>realistic to have a USB >>host controller on a big endian processor? > >There shouldn't be any issue with having a USB controller on a big- >endian processor. > >If your connecting them over PCI it should pretty easy to get them up >and running. > >- k > > Michael J. Kelly VP Engineering Cogent Computer Systems, Inc. 17 Industrial Dr. Smithfield, RI 02917 USA tel: 401-223-3441, fax: 401-223-3442 email: mike@cogcomp.com alternate email: mkelly6505@hotmail.com web: www.cogcomp.com