linux-kernel - Re: [PATCH] ASoC: rt5651: Convert rt5651 micbias1 to a supply widget

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Message-ID: <CAL9uMOF4mnAB5t052-rM7djqnQyHEKQcStBZKRTryk7PPLWZPQ@mail.gmail.com>
Date:   Sat, 21 Oct 2017 15:51:41 +0100
From:   Carlo Caione <carlo@...lessm.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Carlo Caione <carlo@...one.org>,
        Linux Upstreaming Team <linux@...lessm.com>,
        Bard Liao <bardliao@...ltek.com>,
        Oder Chiou <oder_chiou@...ltek.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Subject: Re: [PATCH] ASoC: rt5651: Convert rt5651 micbias1 to a supply widget

On Sat, Oct 21, 2017 at 11:09 AM, Mark Brown <broonie@...nel.org> wrote:
> On Wed, Oct 18, 2017 at 06:06:31PM +0100, Carlo Caione wrote:
>> From: Carlo Caione <carlo@...lessm.com>
>>
>> MICBIAS widget type has been deprecated. Convert it to a SUPPLY widget.
>
> Do we have any machine drivers using this?  If it was just a simple
> substitution then we'd have just done the conversion but the routing for
> MICBIAS was funky, requiring that it be looped into the path.

We have bytcr_rt5651.c already using it as a supply (source) widget.
Also this change is required to have the jack detection working fine
using the set of patches posted in [0]

thanks,

[0] https://www.spinics.net/lists/kernel/msg2630096.html

-- 
Carlo Caione  |  +39.340.80.30.096  |  Endless