ASoC: dt-bindings: Convert realtek,rt5651 to DT schema

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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/realtek,rt5651.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Realtek RT5651 audio CODEC
+
+maintainers:
+  - Bard Liao <[email protected]>
+
+description: >
+  This device supports I2C only.
+
+  Pins on the device (for linking into audio routes) for RT5651:
+
+    * DMIC L1
+    * DMIC R1
+    * IN1P
+    * IN2P
+    * IN2N
+    * IN3P
+    * HPOL
+    * HPOR
+    * LOUTL
+    * LOUTR
+    * PDML
+    * PDMR
+
+allOf:
+  - $ref: /schemas/sound/dai-common.yaml#
+
+properties:
+  compatible:
+    const: realtek,rt5651
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    const: mclk
+
+  '#sound-dai-cells':
+    const: 0
+
+  realtek,in2-differential:
+    type: boolean
+    description: Indicate MIC2 input are differential, rather than single-ended.
+
+  realtek,dmic-en:
+    type: boolean
+    description: Indicates DMIC is used.
+
+  realtek,jack-detect-source:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: Select jack-detect input pin.
+    enum: [1, 2, 3]
+
+  realtek,jack-detect-not-inverted:
+    type: boolean
+    description:
+      Normal jack-detect switches give an inverted (active-low) signal. Set this
+      bool in the rare case you've a jack-detect switch which is not inverted.
+
+  realtek,over-current-threshold-microamp:
+    description: Micbias over-current detection threshold in µA.
+    enum: [600, 1500, 2000]
+
+  realtek,over-current-scale-factor:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: >
+      Micbias over-current detection scale factor:
+
+        0: scale current by 0.5
+        1: scale current by 0.75
+        2: scale current by 1.0
+        3: scale current by 1.5
+    enum: [0, 1, 2, 3]
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        codec@1a {
+            compatible = "realtek,rt5651";
+            reg = <0x1a>;
+            realtek,dmic-en;
+            realtek,in2-differential;
+        };
+    };

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