From: Jarkko Nikula Subject: Re: CONFIG_CPU_IDLE broken for N900 Date: Tue, 10 Aug 2010 16:03:24 +0300 Message-ID: <20100810160324.8df82287.jhnikula@gmail.com> References: <1281442891.17541.26.camel@chotu> <1281443718.17541.29.camel@chotu> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ey0-f174.google.com ([209.85.215.174]:65401 "EHLO mail-ey0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754923Ab0HJNDj (ORCPT ); Tue, 10 Aug 2010 09:03:39 -0400 Received: by eya25 with SMTP id 25so3788857eya.19 for ; Tue, 10 Aug 2010 06:03:37 -0700 (PDT) In-Reply-To: <1281443718.17541.29.camel@chotu> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Ameya Palande Cc: "linux-omap@vger.kernel.org" , Kevin Hilman , Tero Kristo On Tue, 10 Aug 2010 15:35:18 +0300 Ameya Palande wrote: > > When I enable CONFIG_CPU_IDLE and boot kernel, it hangs around the point > > when it switches to user space. I am able to reproduce this for 2.6.35 > > on linux-omap and linux-2.6 trees. > > > > Has anyone else noticed the same thing for omap3 based boards? > > Broken on linux-omap-pm as well! > I'm able to reproduce with 2.6.35-rc1 but not with l-o head. It seems that the commit below fixes this. commit c786bcf12e092802496f1bc440b2b189144612a5 Author: Kevin Hilman Date: Thu Jun 3 17:13:22 2010 +0000 OMAP3: PM: fix IO daisy chain enable to use PM_WKEN reg -- Jarkko