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Subject: Re: [PATCH v1 0/2] Support headset on Tegra boards that use WM8903
From:   Dmitry Osipenko <digetx@gmail.com>
To:     Rob Herring <robh+dt@kernel.org>, Mark Brown <broonie@kernel.org>,
        Jaroslav Kysela <perex@perex.cz>,
        Takashi Iwai <tiwai@suse.com>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Stephen Warren <swarren@wwwdotorg.org>,
        Jonathan Hunter <jonathanh@nvidia.com>
Cc:     devicetree@vger.kernel.org, linux-tegra@vger.kernel.org,
        alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
References: <20200330204011.18465-1-digetx@gmail.com>
Message-ID: <5c9c995a-a571-e543-e680-30739cb1561c@gmail.com>
Date:   Thu, 9 Apr 2020 17:52:10 +0300
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30.03.2020 23:40, Dmitry Osipenko пишет:
> Hello,
> 
> Some devices have a 4-pin jack instead of a 3-pin and currently the
> WM8903 configuration is hardcoded to the case of 3-pin jack in the
> Tegra's ASoC driver. A new device-tree property is required in order
> to convey that hardware has a 4-pin jack, and thus, microphone's
> detection needs to be done in a different way.
> 
> In particular this is needed for Acer A500 tablet device that has
> a 4-pin headset jack, otherwise userspace sees headset instead of
> headphones and internal microphone isn't enabled by ALSA UCM rule
> when it should be. Please review and apply, thanks in advance.
> 
> Dmitry Osipenko (2):
>   dt-bindings: sound: tegra-wm8903: Document new nvidia,headset property
>   ASoC: tegra: tegra_wm8903: Support nvidia,headset property
> 
>  .../devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt | 1 +
>  sound/soc/tegra/tegra_wm8903.c                              | 6 +++++-
>  2 files changed, 6 insertions(+), 1 deletion(-)
> 

Jon / Stephen, are you okay with this patchset? Could you please ack it?
Thanks in advance.