[PATCH v2 06/14] ARM: sun8i: clk: Add clk-factor rate application method

Jean-Francois Moine moinejf at free.fr
Fri Jul 1 00:47:19 PDT 2016


On Fri, 1 Jul 2016 08:34:21 +0200
Ondřej Jirman <megous at megous.com> wrote:

> > The documentation says that only the CPU and DDR PLLs can be dynamically
> > changed after boot.
> 
> The question is what exactly is meant by after boot. :) Anyway, if the
> kernel has no business changing some other PLLs, if there's code for
> changing them, should it be dropped?

No, because all the other PLLs may not be initialized by the U-boot
(audio, video, gpu...), and also, their rate may be changed safely by
stopping them (gate).

-- 
Ken ar c'hentañ	|	      ** Breizh ha Linux atav! **
Jef		|		http://moinejf.free.fr/



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