dt-bindings: sound: nvidia,tegra-audio: add RT5631 CODEC

Add dt-binding for RT5631 CODEC.

Signed-off-by: David Heidelberg <[email protected]>

Author: okias

Documentation/devicetree/bindings/sound/nvidia,tegra-audio-rt5631.yaml

@@ -0,0 +1,77 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/nvidia,tegra-audio-rt5631.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NVIDIA Tegra audio complex with RT5631 CODEC
+
+maintainers:
+  - Jon Hunter <[email protected]>
+  - Thierry Reding <[email protected]>
+
+allOf:
+  - $ref: nvidia,tegra-audio-common.yaml#
+
+properties:
+  compatible:
+    items:
+      - pattern: '^[a-z0-9]+,tegra-audio-rt5631(-[a-z0-9]+)+$'
+      - const: nvidia,tegra-audio-rt5631
+
+  nvidia,audio-routing:
+    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
+    description: |
+      A list of the connections between audio components.
+      Each entry is a pair of strings, the first being the connection's sink,
+      the second being the connection's source. Valid names for sources and
+      sinks are the pins (documented in the binding document),
+      and the jacks on the board.
+    minItems: 2
+    items:
+      enum:
+        # Board Connectors
+        - "Int Spk"
+        - "Headphone Jack"
+        - "Mic Jack"
+        - "Int Mic"
+
+        # CODEC Pins
+        - MIC1
+        - MIC2
+        - AXIL
+        - AXIR
+        - MONOIN_RXN
+        - MONOIN_RXP
+        - DMIC
+        - MIC Bias1
+        - MIC Bias2
+        - MONO_IN
+        - AUXO1
+        - AUXO2
+        - SPOL
+        - SPOR
+        - HPOL
+        - HPOR
+        - MONO
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    sound {
+        compatible = "asus,tegra-audio-rt5631-tf700t",
+                     "nvidia,tegra-audio-rt5631";
+        nvidia,model = "Asus Transformer Infinity TF700T RT5631";
+
+        nvidia,audio-routing =
+                "Headphone Jack", "HPOL",
+                "Headphone Jack", "HPOR",
+                "Int Spk", "SPOL",
+                "Int Spk", "SPOR",
+                "MIC1", "MIC Bias1",
+                "MIC Bias1", "Mic Jack",
+                "DMIC", "Int Mic";
+
+        nvidia,audio-codec = <&rt5631>;
+    };