Messages in this thread | | | From | Ulf Hansson <> | Date | Thu, 8 Sep 2016 11:27:52 +0200 | Subject | Re: [PATCH 3/3] soc: ti: Add ti_sci_pm_domains driver |
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> > One more idea... > > Since you don't really have a domain (a group of devices), what you > really have is each device having an independent power switch, so as Ulf > suggested, what you really need is for all the devices to share the same > set of runtime PM callbacks that call SCI. The only difference is the > unique ID. > > Rather than using all of genpd, you could also just use a pm_domain > which is what genpd is built on top of (and also omap_device, which > you're probably familiar with also.)
Even if this would work as well, the downside would be that you need to re-invent the parts related to the DT parsing, the probing/removal and attaching/detaching of the device to the PM domain.
You probably don't want to go there... :-)
> > That would allow you to keep the drivers completely generic, yet share > all the SCI specific "domain" code inside a pm_domain. > > Kevin
Kind regards Uffe
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