From mboxrd@z Thu Jan 1 00:00:00 1970 From: jon-hunter@ti.com (Jon Hunter) Date: Thu, 7 Jun 2012 18:36:06 -0500 Subject: [PATCH V2 00/10] ARM: OMAP4: Add PMU Support In-Reply-To: <1339104132-26885-1-git-send-email-jon-hunter@ti.com> References: <1339104132-26885-1-git-send-email-jon-hunter@ti.com> Message-ID: <4FD13AE6.6070206@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 06/07/2012 04:22 PM, Jon Hunter wrote: > This series adds PMU support for OMAP4 devices. This is based upon Will Deacons > series [1]. This series fixes the management of the EMU power domain so that > PMU can be enabled at runtime and low-power states are not prevented when PMU > is not in-use. The fix is based upon inputs from Benoit, Paul and Kevin [2]. > > This series also converts OMAP2/3 devices to use HWMOD to create the PMU device > and add a new file to mach-omap2 directory called pmu.c where the PMU devices > are created. > > This series is based upon the latest linux-omap master branch from Tony > (3.5-rc1). > > Testing: > - Verified that PMU is working on OMAP3430 Beagle Board, OMAP4430 Blaze and > 4460 Panda. > - Tested on the above boards with CPU-idle enabled to ensure that PMU is working > with power management. For OMAP4 boards I have disabled CPU1 so that CPU0 and > hence the MPU power domain is reaching the low-power retention state. > - I have booted the kernel on an OMAP2430 SDP but not verified PMU is working. > - Unable to verify 4470 Blaze because kernel is not currently booting. Update on the 4470 status. Now I have 4470 booting [1], I have now verified that PMU on 4470 is also working with this series (and with CPU-idle enabled). Cheers Jon [1] http://marc.info/?l=linux-omap&m=133911023112941&w=2