[PATCH 12/25] ASoC: meson: t9015: add support for A1 SoC family

Jan Dakinevich jan.dakinevich at salutedevices.com
Mon Mar 18 15:43:20 PDT 2024



On 3/18/24 16:48, Mark Brown wrote:
> On Sun, Mar 17, 2024 at 07:27:14PM +0300, Jan Dakinevich wrote:
> 
>> Both mic bias and ADC's input mode depends on schematics and should be
>> configurable. What is the better way to give access to these parameters?
>> Device tree?
> 
> Yes.
> 
>>>> +	SOC_SINGLE("ADC Mic Bias Switch", LINEIN_CFG, MICBIAS_EN, 1, 0),
>>>> +	SOC_ENUM("ADC Mic Bias Level", a1_adc_mic_bias_level),
> 
>>> Why would micbias be user controlled rather than a DAPM widget as
>>> normal?
> 
>> Yes, I could use SND_SOC_DAPM_SUPPLY, but it supports only raw values,
>> and doesn't supports enums. Here, I want to use enum to restrict
>> possible values, because only these values mentioned in the
>> documentation that I have.
> 
> A supply is an on/off switch not an enum.  Users should not be selecting
> values at all.

Ok. For me it is great if I am free to move these kcontrols to device tree.

-- 
Best regards
Jan Dakinevich



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