[PATCH v3 5/5] clk: export tree topology and clk data via sysfs
tony at atomide.com
Wed Nov 23 19:19:19 UTC 2011
* Mark Brown <broonie at opensource.wolfsonmicro.com> [111123 10:34]:
> On Wed, Nov 23, 2011 at 10:55:19AM -0800, Tony Lindgren wrote:
> > * Russell King - ARM Linux <linux at arm.linux.org.uk> [111123 09:31]:
> > > Keep the clk API as a fundamental thing which should be initialized early
> > > so we don't have to invent new clk APIs to get around its unavailability.
> > What else are you aware of that is really needed early for clocks other
> > than clockevent?
> If nothing else we'd have to resolve all the device probe ordering
> issues (Grant's patches seem a bit stalled) and convert all the systems
> using the API to handle deferring probes until their clocks appear.
> Using an early initcall of some kind would help with that but it does
> seem like a lot of trouble and I'd expect it'll end up getting forced in
> on most systems anyway.
Yes the ordering depends on the system. In any case, initcalls are
not super early compared to setup_timer.
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