From mboxrd@z Thu Jan 1 00:00:00 1970 From: t-kristo@ti.com (Tero Kristo) Date: Wed, 7 Nov 2012 12:11:33 +0200 Subject: [PATCHv9 2/8] ARM: OMAP4: PM: add errata support In-Reply-To: <87d2zq761g.fsf@deeprootsystems.com> References: <1350552010-28760-1-git-send-email-t-kristo@ti.com> <1350552010-28760-3-git-send-email-t-kristo@ti.com> <87zk2vekye.fsf@deeprootsystems.com> <87d2zq761g.fsf@deeprootsystems.com> Message-ID: <1352283093.2406.2.camel@sokoban> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, 2012-11-06 at 13:52 -0800, Kevin Hilman wrote: > Kevin Hilman writes: > > > Tero Kristo writes: > > > >> Added similar PM errata flag support as omap3 has. This should be used > >> in similar manner, set the flags during init time, and check the flag > >> values during runtime. > >> > >> Signed-off-by: Tero Kristo > > > > These allow basic suspend/resume to work on 4460/Panda-ES, so I'm going > > to queue these up as fixes. > > > > However, since they're not technically regressions, it may be too late > > to get them in for v3.7, but they'll be in for v3.8 for sure. > > To be more specific, I'm planning on queuing patches 2, 3 and 6 as fixes > for v3.8 (branch: for_3.8/fixes/pm). > > Paul has already queued patch 1, so that leaves patches 4, 5, 7 & 8. > > I think we can get this series in for v3.8 if we drop the functional > pwrst dependency. To test, I dropped patches 5 & 7, and tested on > 4430/Panda and 4460/Panda-ES (with latest mainline u-boot) and CORE > is hitting retention just fine in suspend. > > If you can respin patch 8 based on the feedback from Felipe, I'll queue > up patches 4 & 8 for v3.8 as well, then we'll at least have CORE > retention in suspend in mainline. Then, the rest can be done when > functional pwrsts are ready. Yea, I can do that on Friday once I get back home, I am travelling currently. > > Kevin > > P.S. do you have any patches to add any OMAP4 CPUidle support for CORE > retention? No, cpuidle core ret should work with this set already. Not sure what happens without the func pwrst patches, I have not tested with that setup lately. I can try this out on Friday as well. -Tero