[alsa-devel] [PATCH] ASoC: Add max98371 codec driver

[anish kumar]

On Mon, Mar 28, 2016 at 12:13 PM, Mark Brown <broonie at kernel.org> wrote:
> On Mon, Mar 21, 2016 at 11:53:25PM -0700, anish kumar wrote:
>
>> +static const char *const voltage_level_text[] = {
>> +     "9.5dB", "10.5dB", "11.5dB", "11.5dB", "12.5dB",
>> +     "13.5dB", "14.5dB", "15.5dB", "16.5dB", "17.5dB",
>> +     "18.5dB", "19.5dB", "20.5dB"
>> +};
>
> These look like this control is a gain and so I'd expect it to be a
> normal TLV control.  What does this control do exactly?

It is "Speaker No-Load Output Voltage Maximum". It is
described here on page 50.
https://datasheets.maximintegrated.com/en/ds/MAX98371.pdf