From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: [PATCH v2 0/5] extra module resets to ensure full-chip idle Date: Mon, 01 Dec 2008 08:36:02 -0800 Message-ID: <87oczvn98t.fsf@deeprootsystems.com> References: <1228148566-9358-1-git-send-email-khilman@deeprootsystems.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from rv-out-0506.google.com ([209.85.198.232]:18823 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750755AbYLAQgH (ORCPT ); Mon, 1 Dec 2008 11:36:07 -0500 Received: by rv-out-0506.google.com with SMTP id k40so2532402rvb.1 for ; Mon, 01 Dec 2008 08:36:05 -0800 (PST) In-Reply-To: <1228148566-9358-1-git-send-email-khilman@deeprootsystems.com> (Kevin Hilman's message of "Mon\, 1 Dec 2008 08\:22\:41 -0800") Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: linux-omap@vger.kernel.org Kevin Hilman writes: > Various bootloaders have been known to leave modules in a state > which prevents full-chip retention. This series forces > MMC, IVA2 and D2D/modem into known reset/idle states so that > the OMAP3 can hit full-chip idle. > > Tested on OMAP3 Beagle, and custom OMAP3 hardware. > > NOTE: this is similar to the set I posted for the PM branch > but this series is rebased onto linux-omap and includes > the MMC reset. I forgot (again) to mention that this series applies on top of today's HEAD plus the "OMAP2/3 clock: fix DPLL rate calculation" patch posted by Paul Walmsley earlier today. Kevin > Kevin Hilman (5): > OMAP3: PM: HSMMC: force MMC module reset on boot > OMAP3: PM: Force IVA2 into idle during bootup > OMAP3: PM: Add D2D clocks and auto-idle setup to PRCM init > OMAP3: PM: D2D clockdomain supports SW supervised transitions > OMAP3: PM: Ensure modem is reset during PRCM init > > arch/arm/mach-omap2/clock34xx.h | 37 ++++++++++++- > arch/arm/mach-omap2/clockdomains.h | 2 +- > arch/arm/mach-omap2/cm-regbits-34xx.h | 14 +++++ > arch/arm/mach-omap2/devices.c | 85 +++++++++++++++++++++++++++++ > arch/arm/mach-omap2/pm34xx.c | 65 ++++++++++++++++++++++- > arch/arm/plat-omap/include/mach/control.h | 5 ++ > 6 files changed, 204 insertions(+), 4 deletions(-)