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arm: omap: clk/clkdm/pwrdm/voltdm changes to usecounting

Kevin Hilman linux-arm-kernel linux-omap 1 version New

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Versions newest first

  1. v1 Latest5 of 6 patches 0 repliesNew

5 of 6 patches are in this archive. The cover letter announces 6.

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
4/6arm: omap3: add manual control for mpu_iva voltdm usecounting+0 -01 reply
4/6arm: omap3: add manual control for mpu_iva voltdm usecounting+0 -00 replies
6/6arm: omap: pm-debug: enhanced usecount debug support+0 -02 replies
6/6arm: omap: pm-debug: enhanced usecount debug support+0 -01 reply
6/6arm: omap: pm-debug: enhanced usecount debug support+0 -01 reply

Reviews trailers per patch

None of the 5 patches has a Reviewed-by or Acked-by of their own; the series has one for all of them.

PatchKevin Hilman
SeriesA-b
4/6
4/6
6/6
6/6
6/6

Trailers given in replies are filled; those carried in the patches from earlier versions are outlined with dashes.

Read the v1 thread

Cover letter [PATCH 0/6] arm: omap: clk/clkdm/pwrdm/voltdm changes to usecounting
Quoted 6 lines · Tero Kristo

This set is split out from a larger set earlier circulated on linux-omap list. The main purpose of this set is to provide useful recursive usecounting support for clockdomains / powerdomains / voltagedomains which can be used for debugging purposes and also to control certain chip power features once a sleep condition is reached (voltdm usecount=0).

Quoted 8 lines

This set provides only the baseline support for the usecounting, and also adds a pm-debug related patch that can be used to check out stuff (patch 6), and should later prove rather useful for debugging. Rest of the functionality will be posted in separate sets.

This set has been tested on omap3 beagle board with suspend / resume / cpuidle. Also boot tested on omap4 panda (sleep is not functional yet on that platform.)

This is a great series, and results in pm_debug debugfs data that's actually useful for real debug. Thanks!

I had a minor comment on the idle path changes, but all the other stuff is

Paul, this should probably merge via you (when it's ready) since the important changes are clock and powerdomain core changes.

Kevin