From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: PM branch updates: 3430sdp and omap3evm results Date: Tue, 10 Feb 2009 14:28:11 -0800 Message-ID: <878woe2ah0.fsf@deeprootsystems.com> References: <87fxj4ty1l.fsf@deeprootsystems.com> <3a2dabf50902010605n4f642d21p35d76f1eef8fa908@mail.gmail.com> <3a2dabf50902032134tf769d73m5fe7837e6d6c79a2@mail.gmail.com> <877i46ahcn.fsf@deeprootsystems.com> <3a2dabf50902032144i24a539a4i887b0153e81d1e9e@mail.gmail.com> <871vueag1z.fsf@deeprootsystems.com> <3a2dabf50902032224u740e0039t4f16f5aa0952d0d7@mail.gmail.com> <87eiyd6jgn.fsf@deeprootsystems.com> <3a2dabf50902050650id663062mde28de09787e2043@mail.gmail.com> <3a2dabf50902101301i3b654850maec1f6cc01b85e26@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail-ew0-f21.google.com ([209.85.219.21]:47296 "EHLO mail-ew0-f21.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755992AbZBJW2T (ORCPT ); Tue, 10 Feb 2009 17:28:19 -0500 Received: by ewy14 with SMTP id 14so155435ewy.13 for ; Tue, 10 Feb 2009 14:28:17 -0800 (PST) In-Reply-To: <3a2dabf50902101301i3b654850maec1f6cc01b85e26@mail.gmail.com> (Ramesh Gupta Guntha's message of "Wed\, 11 Feb 2009 02\:31\:33 +0530") Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Ramesh Gupta Guntha Cc: linux-omap@vger.kernel.org Ramesh Gupta Guntha writes: > Kevin, > I pulled git kernel today but still I am not seeing this patch in pm > branch, looks like this patch is missing in the pm branch. Can you > please recheck the same? Hi Ramesh, It looks like Tony's tree is not sync'ing with my PM branch anymore. I will check with Tony. In the mean-time, you could try to pull directly from my git repo[1] Kevin [1] git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm.git > > > On 2/5/09, Ramesh Gupta Guntha wrote: >> Kevin, >> I applied the patch maually at my end and tested, this works fine for >> me. anyway I will try with pm branch . >> >> thanks >> Ramesh Gupta G >> On 2/5/09, Kevin Hilman wrote: >> > Ramesh Gupta Guntha writes: >> > >> > > Hi Kevin, >> > > >> > > >> > > On 2/4/09, Kevin Hilman wrote: >> > >> Ramesh Gupta Guntha writes: >> > >> >> > >> > Kevin, >> > >> > >> > >> > >> > >> > On 2/4/09, Kevin Hilman wrote: >> > >> >> Ramesh Gupta Guntha writes: >> > >> >> >> > >> >> > Hi, >> > >> >> > >> > >> >> > I am able to resolve all other issues with this pm branch except one issue, >> > >> >> > >> > >> >> > I am not able to enable the iva2 clock once system is suspended and >> > >> >> > resumed, I am getting below messages. >> > >> >> >> >> > >> >> >> <3>clock: dpll2_ck failed transition to 'locked' >> > >> >> >> clock: dpll2_ck failed transition to 'locked' >> > >> >> >> <3>clock: dpll2_ck failed transition to 'locked' >> > >> >> >> clock: dpll2_ck failed transition to 'locked' >> > >> >> > >> > >> >> > Once after booting ( without adding bridgedriver/ installing bridgedriver) >> > >> >> > CM_CLKEN_PLL_IVA2 value shows as 0x37 indicates IVA2 DPLL in locked mode. >> > >> >> > >> > >> >> > once after system suspend the value is not restored I am seeing that as >> > >> >> > 0x11 indicates IVA2 DPLL is low power stop mode. >> > >> >> > >> > >> >> > Can any one please provide your inputs on the above error? I tried >> > >> >> > reconfiguring the CM_CLKEN_PLL_IVA2 to lock mode but still I am seeing >> > >> >> > the same messages as above while enabling iva2 clock. >> > >> >> >> > >> >> Are you suspending into retention or off-mode? >> > >> > >> > >> > I am suspending into Off mode. >> > >> > >> > >> >> > >> Do you see this problem when only going into retention? >> > >> >> > >> If not, sounds like we're missing some registers being saved/restored >> > >> across off-mode. >> > > >> > > I am seeing this issue only with OFF mode , retention works fine for me, >> > > yeah, looks like some registers are not restored properly across off mode. >> > > please let me know your inputs on this. >> > > >> > >> > I have just updated the PM branch with a fix from Jouni to >> > save/restore CM_CLKSEL1_PLL_IVA2. >> > >> > Can you try the latest PM branch? >> > >> > Thanks, >> > >> > Kevin >> > >> >> >> -- >> Thanks >> Ramesh Gupta G >> > > > -- > Thanks > Ramesh Gupta G