From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tero Kristo Subject: Re: [PATCHv2 04/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode Date: Mon, 21 May 2012 11:58:31 +0300 Message-ID: <1337590711.2149.387.camel@sokoban> References: <1336990730-26892-1-git-send-email-t-kristo@ti.com> <1336990730-26892-5-git-send-email-t-kristo@ti.com> <87d363928g.fsf@ti.com> Reply-To: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: Received: from bear.ext.ti.com ([192.94.94.41]:43597 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932084Ab2EUJB0 (ORCPT ); Mon, 21 May 2012 05:01:26 -0400 In-Reply-To: <87d363928g.fsf@ti.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Kevin Hilman Cc: linux-omap@vger.kernel.org, paul@pwsan.com, linux-arm-kernel@lists.infradead.org, Rajendra Nayak , Nishanth Menon , Santosh Shilimkar On Wed, 2012-05-16 at 15:42 -0700, Kevin Hilman wrote: > Tero Kristo writes: > > > From: Rajendra Nayak > > > > SAR/ROM code restores only CORE DPLL to its original state > > post wakeup from OFF mode. > > The rest of the DPLL's in OMAP4 platform (MPU/IVA/ABE/USB/PER) > > are saved and restored here during an OFF transition. > > > > [nm@ti.com: minor cleanups] > > Signed-off-by: Nishanth Menon > > Signed-off-by: Rajendra Nayak > > Signed-off-by: Santosh Shilimkar > > Signed-off-by: Tero Kristo > > Some general comments: > > - the register dump/print doesn't belong here. If needed, should be a > debug feature if needed. Okay, I'll just drop it out. > > - Rather than hooking into omap4_enter_lowpower(), should use > the cluster PM enter/exit notifier chain. Yes can do that. -Tero