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SubjectRe: [PATCH v1 4/6] ASoC: codecs: msm8916-wcd-analog: set default micbias voltage to 1.8
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On 31/07/17 11:07, Mark Brown wrote:
> On Fri, Jul 28, 2017 at 03:45:08PM +0100, Srinivas Kandagatla wrote:
>> On 28/07/17 15:01, Mark Brown wrote:
>>> On Fri, Jul 28, 2017 at 02:54:59PM +0100, Srinivas Kandagatla wrote:
>
>>>> This was set to 2.7v previously for special headsets which have high
>>>> impedance.
>
>>> So obviously this will break existing users. That's not OK.
>
>> This would not break any exiting users, as this part is applicable for only
>> headset detect usecase. I will try to address this in ("PATCH 5/6 ASoC:
>> codecs: msm8916-wcd-analog: add MBHC support") patch.
>
>> The default voltage for most common usecase should be set to 1.8v anyway.
>
> Just leave it at the hardware default like we do for everything else in
> ASoC.
Yep, makes sense, the hw default is at 1.8v.

thanks,
srini
>

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