On Thu, Aug 29, 2013 at 10:47:04AM -0700, Russ Dill wrote: > On Thu, Aug 29, 2013 at 10:30 AM, Mark Brown <broonie@xxxxxxxxxx> wrote: > > So this is done from cpuidle rather than system suspend. > It is done for system suspend. It isn't possible to do this in a > cpuidle use case as the memory controller would need to come out of > idle automatically to service DMA requests. OK, so it's all part of the core power down sequence for the SoC? I'm not sure that makes a big difference but it at least means that there are fewer runtime interactions to worry about. > > I mean describe the intended sequence of events in the system rather > > than the raw register commands to accomplish them. > I'm still not sure what you mean. Say "set voltage X" or even "regulator X supplies Y" not "send this bytestream to the device".
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