linux-kernel - [PATCH v2 1/2] ASoC: mediatek: dt-bindings: modify machine bindings for two MICs case

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Date:   Sat, 29 Oct 2022 01:22:14 +0800
From:   Ajye Huang <ajye_huang@...pal.corp-partner.google.com>
To:     linux-kernel@...r.kernel.org
Cc:     Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-mediatek@...ts.infradead.org,
        "chunxu . li" <chunxu.li@...iatek.com>,
        Takashi Iwai <tiwai@...e.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Jiaxin Yu <jiaxin.yu@...iatek.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Ajye Huang <ajye_huang@...pal.corp-partner.google.com>,
        Nícolas F . R . A . Prado 
        <nfraprado@...labora.com>, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, alsa-devel@...a-project.org
Subject: [PATCH v2 1/2] ASoC: mediatek: dt-bindings: modify machine bindings for two MICs case

Add a property "dmic-gpios" for switching between two MICs.

Signed-off-by: Ajye Huang <ajye_huang@...pal.corp-partner.google.com>
---
 .../bindings/sound/mt8186-mt6366-rt1019-rt5682s.yaml        | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/mt8186-mt6366-rt1019-rt5682s.yaml b/Documentation/devicetree/bindings/sound/mt8186-mt6366-rt1019-rt5682s.yaml
index 4fc5b045d3cf..212d2982590a 100644
--- a/Documentation/devicetree/bindings/sound/mt8186-mt6366-rt1019-rt5682s.yaml
+++ b/Documentation/devicetree/bindings/sound/mt8186-mt6366-rt1019-rt5682s.yaml
@@ -21,6 +21,10 @@ properties:
     $ref: "/schemas/types.yaml#/definitions/phandle"
     description: The phandle of MT8186 ASoC platform.
 
+  dmic-gpios:
+    maxItems: 1
+    description: GPIO for switching between DMICs
+
   headset-codec:
     type: object
     additionalProperties: false
@@ -72,6 +76,8 @@ examples:
         pinctrl-0 = <&aud_clk_mosi_off>;
         pinctrl-1 = <&aud_clk_mosi_on>;
 
+        dmic-gpios = <&pio 23 0>;
+
         headset-codec {
             sound-dai = <&rt5682s>;
         };
-- 
2.25.1