[alsa-devel] [PATCH v6 1/3] clk: x86: Add Atom PMC platform clocks
Pierre-Louis Bossart
pierre-louis.bossart at linux.intel.com
Tue Dec 13 01:15:09 CET 2016
> Thanks for an update I will comment all the patches.
> Here we start.
Thanks Andy for the review. Two quick comments before going further in
the details later.
>
>> The BayTrail and CherryTrail platforms provide platform clocks
>> through their Power Management Controller (PMC).
>>
>> The SoC supports up to 6 clocks (PMC_PLT_CLK[5:0]) with a
>> frequency of either 19.2 MHz (PLL) or 25 MHz (XTAL) for BayTrail
>> and a frequency of 19.2 MHz (XTAL) for CherryTrail. These clocks
>> are available for general system use, where appropriate, and each
>> have Control & Frequency register fields associated with them.
>>
>> Signed-off-by: Irina Tirdea <irina.tirdea at intel.com>
>> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
>
> Who is the actual author? SoB I guess should be either the author, or
> 1st, 2nd, ..., last one who is submitter.
I ported the initial code from Android legacy stuff and Irina ported the
functionality to the clk framework. It seems appropriate to have both
signed-offs?
[snip]
>
>> +#include <linux/platform_data/x86/clk-byt-plt.h>
This was a suggestion of Darren Hart in agreement with Thomas Gleixner.
see
http://mailman.alsa-project.org/pipermail/alsa-devel/2016-October/113936.html
Darren, did we get your proposal right?
>
> Is it indeed platform data? I would not create platform_data/x86
> without strong argument.
> Perhaps include/linux/clk/x86_pmc.h? (Yes, I know about clk-lpss.h
> which is old enough and was basically first try of clk stuff on x86)
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