ASoC: nvidia,tegra-audio: add MAX9808x CODEC

Add dt-binding for MAX9808x CODEC.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Link: https://lore.kernel.org/r/20230308073502.5421-8-clamor95@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/sound/nvidia,tegra-audio-max9808x.yaml

@@ -0,0 +1,90 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/nvidia,tegra-audio-max9808x.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NVIDIA Tegra audio complex with MAX9808x CODEC
+
+maintainers:
+  - Jon Hunter <jonathanh@nvidia.com>
+  - Thierry Reding <thierry.reding@gmail.com>
+
+allOf:
+  - $ref: nvidia,tegra-audio-common.yaml#
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - pattern: '^[a-z0-9]+,tegra-audio-max98088(-[a-z0-9]+)+$'
+          - const: nvidia,tegra-audio-max98088
+      - items:
+          - pattern: '^[a-z0-9]+,tegra-audio-max98089(-[a-z0-9]+)+$'
+          - const: nvidia,tegra-audio-max98089
+
+  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"
+        - "Earpiece"
+        - "Headset Mic"
+        - "Internal Mic 1"
+        - "Internal Mic 2"
+
+        # CODEC Pins
+        - HPL
+        - HPR
+        - SPKL
+        - SPKR
+        - RECL
+        - RECR
+        - INA1
+        - INA2
+        - INB1
+        - INB2
+        - MIC1
+        - MIC2
+        - MICBIAS
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/tegra30-car.h>
+    #include <dt-bindings/soc/tegra-pmc.h>
+    sound {
+        compatible = "lge,tegra-audio-max98089-p895",
+                     "nvidia,tegra-audio-max98089";
+        nvidia,model = "LG Optimus Vu MAX98089";
+
+        nvidia,audio-routing =
+            "Headphone Jack", "HPL",
+            "Headphone Jack", "HPR",
+            "Int Spk", "SPKL",
+            "Int Spk", "SPKR",
+            "Earpiece", "RECL",
+            "Earpiece", "RECR",
+            "INA1", "Headset Mic",
+            "MIC1", "MICBIAS",
+            "MICBIAS", "Internal Mic 1",
+            "MIC2", "Internal Mic 2";
+
+        nvidia,i2s-controller = <&tegra_i2s0>;
+        nvidia,audio-codec = <&codec>;
+
+        clocks = <&tegra_car TEGRA30_CLK_PLL_A>,
+                 <&tegra_car TEGRA30_CLK_PLL_A_OUT0>,
+                 <&tegra_pmc TEGRA_PMC_CLK_OUT_1>;
+        clock-names = "pll_a", "pll_a_out0", "mclk";
+    };