[PATCH v2 2/2] ASoC: dt-bindings: Add Everest ES8326 audio CODEC

Zhu Ning zhuning0077 at gmail.com
Tue Jul 26 10:25:06 CEST 2022


Add device tree binding documentation for Everest ES8326

Signed-off-by: David Yang <yangxiaohua at everest-semi.com>
Signed-off-by: Zhu Ning <zhuning at everest-semi.com>
---
 .../bindings/sound/everest,es8326.yaml        | 84 +++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100755 Documentation/devicetree/bindings/sound/everest,es8326.yaml

diff --git a/Documentation/devicetree/bindings/sound/everest,es8326.yaml b/Documentation/devicetree/bindings/sound/everest,es8326.yaml
new file mode 100755
index 000000000000..f6aa3c03d456
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/everest,es8326.yaml
@@ -0,0 +1,84 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/everest,es8326.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Everest ES8326 audio CODEC
+
+maintainers:
+  - David Yang <yangxiaohua at everest-semi.com>
+
+properties:
+  compatible:
+    const: everest,es8326
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: clock for master clock (MCLK)
+
+  clock-names:
+    items:
+      - const: mclk
+
+  "#sound-dai-cells":
+    const: 0
+
+  everest,jack-pol:
+    description:
+      just the value of reg 57. Bit(3) decides whether the jack polarity is inverted.
+      Bit(2) decides whether the bottom on the headset is inverted.
+      Bit(1)/(0) decides the mic properity to be OMTP/CTIA or auto.
+    $ref: /schemas/types.yaml#/definitions/uint8-array
+    minimum: 0
+    maximum: 0x0f
+    default: 0x0f
+  
+  everest,mic1-src:
+    description:
+      the value of reg 2A when headset plugged.
+    $ref: /schemas/types.yaml#/definitions/uint8-array
+    minimum: 0x00
+    maximum: 0x77
+    default: 0x22
+
+  everest,mic2-src:
+    description:
+      the value of reg 2A when headset unplugged.
+    $ref: /schemas/types.yaml#/definitions/uint8-array
+    minimum: 0x00
+    maximum: 0x77
+    default: 0x44
+
+  everest,jack-detect-inverted:
+    description:
+      Defined to invert the jack detection.
+    $ref: /schemas/types.yaml#/definitions/flag
+
+required:
+  - compatible
+  - reg
+  - "#sound-dai-cells"
+
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c0 {
+      #address-cells = <1>;
+      #size-cells = <0>;
+      es8326: codec at 19 {
+        compatible = "everest,es8326";
+        reg = <0x19>;
+        clocks = <&clks 10>;
+        clock-names = "mclk";
+        #sound-dai-cells = <0>;
+        everest,mic1-src = [22];
+        everest,mic2-src = [44];
+        everest,jack-pol = [0e];
+      };
+    };
-- 
2.36.1



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