Re: [PATCH] cpufreq: SPEAr: Add CPUFreq driver

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On Tue, Nov 27, 2012 at 09:28:01AM +0530, Viresh Kumar wrote:
> >> +     if (of_machine_is_compatible("st,spear1340")) {
> >> +             /*
> >> +              * SPEAr1340 is special in the sense that due to the possibility
> >> +              * of multiple clock sources for cpu clk's parent we can have
> >> +              * different clock source for different frequency of cpu clk.
> >> +              * Hence we need to choose one from amongst these possible clock
> >> +              * sources.
> >> +              */
> >> +             srcclk = spear1340_cpu_get_possible_parent(newfreq);
> >
> > From what I can see, if spear1340 clock driver can handle such special
> > setup of clk, the driver will be nothing SPEAr specific and can probably
> > be saved by just using cpufreq-cpu0.
> 
> There are few more patches we have for this driver, which are depending
> on some mach stuff to be pushed first. We need to program system controller
> too for make cpu clock transitions more stable.

Shouldn't it also be handled by cpu clock provider?

Shawn

> They should come after some
> time.

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