Re: WM5102 - Help to make baytrail machine driver work

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Hi Charles,

>> 2016-05-09 11:22 GMT-03:00 Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>:
>> > 'HPOUT1R Input 1' 'Tone Generator 1'
>> >
>> > This will hook the right headphone channel up to the chips
>> > internal 1k tone generator. Careful it will be loud, but its
>> > a good check to make sure the clocks are all happy inside the
>> > chip. If you hear that tone, I would say the CODEC side looks
>> > happy, but let me know how you get on.
>>
>> We tried, but unfortunatelly no tone when hooking the tone generator.
>> Saved dmesg, logcat and alsa_amixer output in case you want to take a look [2]
>
> Hmm... that is really odd, I would very much have expected that
> to work or the FLL to have given us a lock timed out error, which
> it didn't appear to be from your log.
>
> Could perhaps send through a register dump of the CODEC whilst in
> this state? You can do this through the regmap debugfs it would
> be good to turn cache_bypass on as well whilst doing it to make
> sure we capture the actual hardware status.

Here's the link for info collected [1]. Got info from the following
files while attempting to play audio, with cache_bypass set to "Y"
and with 'HPOUT1R Input 1' hooked to 'Tone Generator 1':

name
registers
access
range
rbtree

Thanks again for your help!

[1] - https://drive.google.com/folderview?id=0BxO6THtB865fSUZ3MDdFYktHanc&usp=sharing
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