On Sat, Oct 29, 2011 at 3:48 AM, Sylwester Nawrocki <[email protected]> wrote:
>
> You're putting whole driver under arch/arm/, I'm wondering whether the 
> functionality
> it provides could be handled by some generic framework, like cpufreq or 
> devfreq.
> How this driver is different from cpufreq drivers ?

I think there would be futher usage with ASV if IEM and proper PMICs
are attaches; however, for now, ASV guides proper vddarm and vddint
voltages for each freuquency.

Both drivers in cpufreq(vddarm and arm core freq) and devfreq(vddint
and memory/bus freq.. and GPU or MMC later?) should use the result
value of ASV because they both alter voltages according to the ASV
value.

Thus, if this is going to be located in drivers/, it'd better be in
elsewhere (drivers/misc? drivers/hwmon? ..???) and capable of
providing values to other device drivers, at least to cpufreq and
devfreq drivers.


Cheers!
MyungJoo

>
> --
> Thanks,
> Sylwester
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-- 
MyungJoo Ham, Ph.D.
Mobile Software Platform Lab, DMC Business, Samsung Electronics
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