From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shubhrajyoti Subject: Re: [PATCH] Revert "spi: omap2-mcspi: convert to module_platform_driver" Date: Fri, 03 Aug 2012 17:20:48 +0530 Message-ID: <501BBB18.5090201@ti.com> References: <1343948917-14760-1-git-send-email-aaro.koskinen@iki.fi> <1343981127.2744.28.camel@deskari> <20120803094553.GA731@harshnoise.musicnaut.iki.fi> <20120803095836.GE6073@arwen.pp.htv.fi> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from na3sys009aog130.obsmtp.com ([74.125.149.143]:57827 "EHLO na3sys009aog130.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752746Ab2HCLuz (ORCPT ); Fri, 3 Aug 2012 07:50:55 -0400 Received: by yhmm54 with SMTP id m54so746992yhm.33 for ; Fri, 03 Aug 2012 04:50:54 -0700 (PDT) In-Reply-To: <20120803095836.GE6073@arwen.pp.htv.fi> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: balbi@ti.com Cc: Aaro Koskinen , Tomi Valkeinen , Grant Likely , spi-devel-general@lists.sourceforge.net, linux-omap@vger.kernel.org On Friday 03 August 2012 03:28 PM, Felipe Balbi wrote: >> [ 1.496124] spi spi1.0: setup mode 0, 8 bits/w, 6000000 Hz max --> 0 >> > [ 1.503265] omap2_mcspi omap2_mcspi.1: registered child spi1.0 >> > >> > If I modify the board file so that child spi1.0 is registered before >> > spi1.2, then it starts to work properly: > that sounds quite odd... Shubhro, have you seen this before on any of > our platforms ? > I havent seen this behaviour may be I didn't have this configuration. Will try to see if I have any way of recreating and testing the multi cs on one of our boards. BTW I didnt understand why does that matter at all the cs order. Aaro, I am missing what is making the order matter. What is it that I am missing?