From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: PM branch updated Date: Fri, 07 Aug 2009 10:11:20 -0700 Message-ID: <87ws5f35xj.fsf@deeprootsystems.com> References: <87d479921p.fsf@deeprootsystems.com> <4A7B0F22.7030103@deeprootsystems.com> <200908071029.30047.jpihet@mvista.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from wf-out-1314.google.com ([209.85.200.171]:45321 "EHLO wf-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753245AbZHGRLX (ORCPT ); Fri, 7 Aug 2009 13:11:23 -0400 Received: by wf-out-1314.google.com with SMTP id 26so674497wfd.4 for ; Fri, 07 Aug 2009 10:11:23 -0700 (PDT) In-Reply-To: <200908071029.30047.jpihet@mvista.com> (Jean Pihet's message of "Fri\, 7 Aug 2009 10\:29\:29 +0200") Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Jean Pihet Cc: linux-omap@vger.kernel.org Jean Pihet writes: > On Thursday 06 August 2009 19:13:06 Kevin Hilman wrote: >> Kevin Hilman wrote: >> > I just pushed an updated PM branch which was rebased to current >> > omap/master (which is based on v2.6.31-rc5) >> >> Also, please check out >> >> http://elinux.org/OMAP_Power_Management >> >> This page includes the stuff I normally put in the announcment of a new >> PM branch, but also tries to describe how to use the various features of >> the PM branch (which has been sorely missing for a while.) > > I think this page had been long-awaited. Thanks a lot for putting it > together. > > One question about it: > > What about the cpufreq interface for doing DVFS? Is it preferred way > to change OPPs or is it using /sys/power/vddx_opp? I think cpufreq > utils are more standard, easier to use and to understand. CPUfreq is much preferred. The /sys/power/vdd* are just for manual testing and more fore PM developers than PM users. Hey, sounds like a perfect opportunity for you to update the wiki. ;) Kevin