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From: Ajye Huang <ajye.huang@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Mark Brown <broonie@kernel.org>,
	Rohit kumar <rohitkr@codeaurora.org>,
	Banajit Goswami <bgoswami@codeaurora.org>,
	Patrick Lai <plai@codeaurora.org>,
	Srinivasa Rao Mandadapu <srivasam@codeaurora.org>,
	srinivas.kandagatla@linaro.org, Andy Gross <agross@kernel.org>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	Jaroslav Kysela <perex@perex.cz>,
	cychiang@chromium.org, tzungbi@chromium.org,
	dianders@chromium.org, linux-arm-kernel@lists.infradead.org,
	linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	alsa-devel@alsa-project.org,
	Ajye Huang <ajye_huang@compal.corp-partner.google.com>
Subject: [PATCH v2 1/2] ASoC: google: dt-bindings: modify machine bindings for two MICs case
Date: Fri, 30 Oct 2020 15:57:23 +0800	[thread overview]
Message-ID: <20201030075724.1616766-2-ajye_huang@compal.corp-partner.google.com> (raw)
In-Reply-To: <20201030075724.1616766-1-ajye_huang@compal.corp-partner.google.com>

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

Signed-off-by: Ajye Huang <ajye_huang@compal.corp-partner.google.com>
---
 .../bindings/sound/google,sc7180-trogdor.yaml | 58 +++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
index efc34689d6b5..9e0505467e57 100644
--- a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
+++ b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml
@@ -34,6 +34,9 @@ properties:
   "#size-cells":
     const: 0
 
+  dmic-gpios:
+    description: GPIO for switching between DMICs
+
 patternProperties:
   "^dai-link(@[0-9])?$":
     description:
@@ -81,6 +84,7 @@ additionalProperties: false
 examples:
 
   - |
+    //Example 1
     sound {
         compatible = "google,sc7180-trogdor";
         model = "sc7180-rt5682-max98357a-1mic";
@@ -128,3 +132,57 @@ examples:
             };
         };
     };
+
+  - |
+    //Example 2 (2mic case)
+    sound {
+        compatible = "google,sc7180-trogdor";
+        model = "sc7180-rt5682-max98357a-2mic";
+
+        audio-routing =
+                    "Headphone Jack", "HPOL",
+                    "Headphone Jack", "HPOR";
+
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        dmic-gpios = <&tlmm 86 0>;
+
+        dai-link@0 {
+            link-name = "MultiMedia0";
+            reg = <0>;
+            cpu {
+                sound-dai = <&lpass_cpu 0>;
+            };
+
+            codec {
+                sound-dai = <&alc5682 0>;
+            };
+        };
+
+        dai-link@1 {
+            link-name = "MultiMedia1";
+            reg = <1>;
+            cpu {
+                sound-dai = <&lpass_cpu 1>;
+            };
+
+            codec {
+                sound-dai = <&max98357a>;
+            };
+        };
+
+        dai-link@2 {
+            link-name = "MultiMedia2";
+            reg = <2>;
+            cpu {
+                sound-dai = <&lpass_hdmi 0>;
+            };
+
+            codec {
+                sound-dai = <&msm_dp>;
+            };
+        };
+    };
+
+...
-- 
2.25.1


  reply	other threads:[~2020-10-30  7:57 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-30  7:57 [PATCH v2 0/2] Modify documentation and machine driver for SC7180 sound card Ajye Huang
2020-10-30  7:57 ` Ajye Huang [this message]
2020-10-30  7:57 ` [PATCH v2 2/2] ASoC: qcom: sc7180: Modify machine driver for 2mic Ajye Huang
2020-10-30  9:23   ` Tzung-Bi Shih
2020-10-30 10:55     ` Ajye Huang
2020-10-30 11:19       ` Tzung-Bi Shih
2020-11-02  5:06         ` ajye huang

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