[PATCH v4 4/4] OMAP3/4: iommu: adapt to runtime pm

[Tony Lindgren]

* Omar Ramirez Luna <omar.ramirez at ti.com> [111214 19:47]:
> Use runtime PM functionality interfaced with hwmod enable/idle
> functions, to replace direct clock operations, reset and sysconfig
> handling.
> 
> Removed clk handling during interrupt, given that in order to receive one,
> the device should be powered on in advance. Now doing pm_runtime_get/put
> on iommu_enable/disable so it doesn't rely on others to keep the clocks on.
> 
> Signed-off-by: Omar Ramirez Luna <omar.ramirez at ti.com>

The omap parts look OK to me for Ohad to queue:

Acked-by: Tony Lindgren <tony at atomide.com>