From mboxrd@z Thu Jan 1 00:00:00 1970 From: Abdoulaye Walsimou GAYE Subject: Re: Is changing serial from /dev/ttySx to /dev/ttyOx a good idea? Date: Mon, 20 Dec 2010 08:20:51 +0100 Message-ID: <4D0F03D3.7040506@embtoolkit.org> References: <201012201546.12319.manningc2@actrix.gen.nz> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from walscop001.walsimou.com ([82.228.201.70]:40574 "EHLO bekkor.walsimou.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753805Ab0LTHZW (ORCPT ); Mon, 20 Dec 2010 02:25:22 -0500 In-Reply-To: Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Ming Lei Cc: Charles Manning , linux-omap@vger.kernel.org On 12/20/2010 04:04 AM, Ming Lei wrote: > Hi, > > 2010/12/20 Charles Manning: >> Hi All >> >> With the change to the new omap-serial stuff, the device names have changed >> from /dev/ttySn to /dev/ttyOn. >> >> Using the "fit/form/function" argument, this would seem to be a bad idea. >> >> The kernel does not exist in a vacuum. It is surrounded by u-boot scripts, >> command line options, init scripts etc etc. Flipping back and forth between >> 2.6.36 and 2.6.37 kernels for testing purposes needs these to be changed. >> Annoying and anti-productive. >> >> Isn't it just better to just replace the ttyOn name with ttyS. That would make >> a far smoother transition. >> >> Thoughts? > In fact, the transition is not friendly indeed for a user. I don't know why > the transition is introduced, for what purpose? Who can give a explanation? > > thanks, Hello, And another question, why there is no entry in Documentation/devices.txt? Regards, AWG