Messages in this thread | | | Date | Mon, 3 Mar 2014 11:13:11 -0800 | From | Sören Brinkmann <> | Subject | Re: [PATCH RFC 0/3] clk: CCF clock primitives + custom IO accessors |
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On Mon, 2014-03-03 at 08:07PM +0100, Gerhard Sittig wrote: > On Mon, Mar 03, 2014 at 09:35 -0800, Sören Brinkmann wrote: > > > > It would be nice if we could use the logic provided in the mux, div etc > > primitives independently of how the HW is accessed and what is > > necessary to shift and mask those register values around, right? I > > mean, at then end we want to model a clk-(div|mux) and not a > > clk-(div|mux) which has only a single, memory-mapped control register, > > that does not overlap with other things, ... > > Did you lookup the ll_ops discussion in the thread that > originated from > http://article.gmane.org/gmane.linux.ports.arm.kernel/289895 and > did you see the outlined logic in > http://article.gmane.org/gmane.linux.ports.arm.omap/109233 and > http://article.gmane.org/gmane.linux.ports.arm.omap/109381 ? > > Support for regmap access instead of mere MMIO was one of the > things you could do with this approach. You appear to be in the > situation where you need such an extension (or something similar, > but you really should look into the ll_ops thing).
Thanks for those pointer, I have some reading to do. That seems to go into the right direction. What is the status of those patches? Are they already merged or actively worked on?
Thanks, Sören
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