linux-kernel - Re: [PATCH v6 1/2] ASoC: google: dt-bindings: modify machine bindings for two MICs case

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Message-ID: <CALprXBZmC=Qxk5fkGn=QJ4xW4tSGMZxb9LFUbqfMge0vLcP-dQ@mail.gmail.com>
Date:   Mon, 9 Nov 2020 21:55:14 +0800
From:   Ajye Huang <ajye_huang@...pal.corp-partner.google.com>
To:     Ajye Huang <ajye.huang@...il.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Mark Brown <broonie@...nel.org>,
        Rohit kumar <rohitkr@...eaurora.org>,
        Banajit Goswami <bgoswami@...eaurora.org>,
        Patrick Lai <plai@...eaurora.org>,
        Srinivasa Rao Mandadapu <srivasam@...eaurora.org>,
        Srini Kandagatla <srinivas.kandagatla@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Cheng-yi Chiang <cychiang@...omium.org>,
        Tzung-Bi Shih <tzungbi@...omium.org>,
        Douglas Anderson <dianders@...omium.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-arm-kernel@...ts.infradead.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        ALSA development <alsa-devel@...a-project.org>
Subject: Re: [PATCH v6 1/2] ASoC: google: dt-bindings: modify machine bindings
 for two MICs case

Hi, Rob

I follow your suggests that adding (maxItems: 1) for dmic-gpis property,
and keep one example of adding dmic-gpios property in it

Could you please kindly review it ?

Thank you so much
Ajye

On Fri, Nov 6, 2020 at 2:14 PM Ajye Huang <ajye.huang@...il.com> wrote:
>
> Add a property "dmic-gpios" for switching between two MICs.
>
> Signed-off-by: Ajye Huang <ajye_huang@...pal.corp-partner.google.com>
> ---
>  .../devicetree/bindings/sound/google,sc7180-trogdor.yaml  | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
> index efc34689d6b5..ce050a9dec94 100644
> --- a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
> +++ b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
> @@ -34,6 +34,10 @@ properties:
>    "#size-cells":
>      const: 0
>
> +  dmic-gpios:
> +    maxItems: 1
> +    description: GPIO for switching between DMICs
> +
>  patternProperties:
>    "^dai-link(@[0-9])?$":
>      description:
> @@ -83,7 +87,7 @@ examples:
>    - |
>      sound {
>          compatible = "google,sc7180-trogdor";
> -        model = "sc7180-rt5682-max98357a-1mic";
> +        model = "sc7180-rt5682-max98357a-2mic";
>
>          audio-routing =
>                      "Headphone Jack", "HPOL",
> @@ -92,6 +96,8 @@ examples:
>          #address-cells = <1>;
>          #size-cells = <0>;
>
> +        dmic-gpios = <&tlmm 86 0>;
> +
>          dai-link@0 {
>              link-name = "MultiMedia0";
>              reg = <0>;
> --
> 2.25.1
>