Thread (9 messages) 9 messages, 4 authors, 2020-11-10
STALE2052d
Revisions (6)
  1. v1 current
  2. v2 [diff vs current]
  3. v3 [diff vs current]
  4. v4 [diff vs current]
  5. v5 [diff vs current]
  6. v6 [diff vs current]

[PATCH v1 1/2] ASoC: qcom: dt-bindings: Modify sc7180 machine bindings

From: Ajye Huang <hidden>
Date: 2020-09-28 06:38:09
Also in: alsa-devel, linux-arm-msm, linux-devicetree, lkml
Subsystem: arm/qualcomm mailing list, open firmware and flattened device tree bindings, qcom audio (asoc) drivers, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Srinivas Kandagatla, Liam Girdwood, Mark Brown, Linus Torvalds

Add compatible "qcom,sc7180-sndcard-rt5682-m98357-2mic"
for 2mic case.

Signed-off-by: Ajye Huang <redacted>
---
This patch depends on this patch series
https://patchwork.kernel.org/patch/11773221/ .

 .../bindings/sound/qcom,sc7180.yaml           | 64 ++++++++++++++++++-
 1 file changed, 63 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/sound/qcom,sc7180.yaml b/Documentation/devicetree/bindings/sound/qcom,sc7180.yaml
index b77311bb5190..ec84dbfc1bc9 100644
--- a/Documentation/devicetree/bindings/sound/qcom,sc7180.yaml
+++ b/Documentation/devicetree/bindings/sound/qcom,sc7180.yaml
@@ -15,7 +15,9 @@ description:
 
 properties:
   compatible:
-    const: qcom,sc7180-sndcard-rt5682-m98357-1mic
+    enum:
+      - qcom,sc7180-sndcard-rt5682-m98357-1mic
+      - qcom,sc7180-sndcard-rt5682-m98357-2mic
 
   audio-routing:
     $ref: /schemas/types.yaml#/definitions/non-unique-string-array
@@ -34,6 +36,11 @@ properties:
   "#size-cells":
     const: 0
 
+  dmic-gpios:
+    description:
+      GPIO for switching between DMICs, it is required when
+      compatible is "qcom,sc7180-sndcard-rt5682-m98357-2mic".
+
 patternProperties:
   "^dai-link(@[0-9])?$":
     description:
@@ -81,6 +88,7 @@ additionalProperties: false
 examples:
 
   - |
+    //Example 1
     sound {
         compatible = "qcom,sc7180-sndcard-rt5682-m98357-1mic";
         model = "sc7180-snd-card";
@@ -128,3 +136,57 @@ examples:
             };
         };
     };
+
+  - |
+    //Example 2 (2mic case)
+    sound {
+        compatible = "qcom,sc7180-sndcard-rt5682-m98357-2mic";
+        model = "sc7180-snd-card";
+
+        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


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help