From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roger Quadros Subject: Re: PM: off mode Date: Wed, 15 Jul 2009 12:13:18 +0300 Message-ID: <4A5D9DAE.8020601@nokia.com> References: <4A5C7391.5050604@nokia.com> <87r5wj9p7q.fsf@deeprootsystems.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from smtp.nokia.com ([192.100.122.230]:40877 "EHLO mgw-mx03.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752546AbZGOJOI (ORCPT ); Wed, 15 Jul 2009 05:14:08 -0400 In-Reply-To: <87r5wj9p7q.fsf@deeprootsystems.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: ext Kevin Hilman Cc: "linux-omap@vger.kernel.org" ext Kevin Hilman wrote: > Roger Quadros writes: > >> Hi Kevin, >> >> Off mode does not seem to work on RX51 on latest PM branch. I get a >> reboot if I set enable_off_mode and sleep_while_idle and I wait for >> timeout. >> >> Does it work on other platforms? >> > > Yes, I tested on SDP, omap3evm, Beagle, Overo and RX51. > > On RX51, I'm using omap3_pm_defconfig with the debug UART changed to > UART3 and things work fine here. > > I using rootfs from latest fiasco image, and it drops me into an early > shell because /sbin/preinit fails in various ways. Note that I'm using > an S2.0 GP board. Note also that I modified /sbin/preinit to launch > another getty on ttyS2 so I get a shell since newer kernels ignore the > ATAGs passed by nolo. > > Below is a console log of my boot so you can see what is going on. > Because /sbin/preinit enables off-mode and sleep_while_idle, I just > let it boot and it seems to work. > > Kevin > I am having S2.1 board and it does not work on that. It gets locked up and restarts after idle timeout. But I checked that it works on S2.0 board. Any clue what could be the problem? -roger