Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755050Ab2EVMzQ (ORCPT ); Tue, 22 May 2012 08:55:16 -0400 Received: from smtp0.epfl.ch ([128.178.224.219]:38696 "HELO smtp0.epfl.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753052Ab2EVMzN convert rfc822-to-8bit (ORCPT ); Tue, 22 May 2012 08:55:13 -0400 X-Greylist: delayed 399 seconds by postgrey-1.27 at vger.kernel.org; Tue, 22 May 2012 08:55:13 EDT From: Philippe =?ISO-8859-1?Q?R=E9tornaz?= To: Fabio Estevam Cc: Mark Brown , Marc Reilly , Samuel Ortiz , Sascha Hauer , linux-kernel Subject: Re: mc13xxx-core: kernel hangs after 'regmap_read' Date: Tue, 22 May 2012 14:48:28 +0200 Message-ID: <2220592.xdm62UZBs9@laptop> Organization: EPFL - STI - LSRO1 User-Agent: KMail/4.8.3 (Linux/3.3.5-2.fc16.x86_64; KDE/4.8.3; x86_64; ; ) In-Reply-To: References: <20120522092552.GB21999@opensource.wolfsonmicro.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 858 Lines: 26 Le mardi 22 mai 2012 08:40:30 Fabio Estevam a ?crit : > Hi Philippe, > > On Tue, May 22, 2012 at 6:25 AM, Mark Brown > > wrote: > > It's only this chip that's doing so. I'd suggest putting a scope on it > > and having a look at the formatted data. > > Does mx31-moboard allow you to put the scope on the SPI lines > connected to the mc13783? Yes, I have access to MISO/MOSI/CLK, but not CS on mx31moboard. BTW, mx31-ads give access to the full SPI bus, but I never booted it. I cannot debug this right now, but I should be able to do it on friday. Regards, Philippe -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/