From: Svyatoslav Ryhel <clamor95@gmail.com>
Date: Mon, 23 Feb 2026 06:50:49 +0000 (+0200)
Subject: ASoC: dt-bindings: nvidia,tegra-audio: document WM8962 CODEC
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=79d73f5a0b7a702a19189c1a237ae3728d88de59;p=thirdparty%2Flinux.git

ASoC: dt-bindings: nvidia,tegra-audio: document WM8962 CODEC

Add dt-binding for WM8962 CODEC.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Link: https://patch.msgid.link/20260223065051.13070-4-clamor95@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8962.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8962.yaml
new file mode 100644
index 0000000000000..2c3bf5a02a34f
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8962.yaml
@@ -0,0 +1,88 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/nvidia,tegra-audio-wm8962.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NVIDIA Tegra audio complex with WM8962 CODEC
+
+maintainers:
+  - Svyatoslav Ryhel <clamor95@gmail.com>
+
+allOf:
+  - $ref: nvidia,tegra-audio-common.yaml#
+
+properties:
+  compatible:
+    items:
+      - pattern: '^[a-z0-9]+,tegra-audio-wm8962(-[a-z0-9]+)+$'
+      - const: nvidia,tegra-audio-wm8962
+
+  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
+        - Speakers
+        - Int Spk
+        - Earpiece
+        - Int Mic
+        - Headset Mic
+        - Internal Mic 1
+        - Internal Mic 2
+        - Headphone
+        - Headphones
+        - Headphone Jack
+        - Mic Jack
+
+        # CODEC Pins
+        - IN1L
+        - IN1R
+        - IN2L
+        - IN2R
+        - IN3L
+        - IN3R
+        - IN4L
+        - IN4R
+        - DMICDAT
+        - HPOUTL
+        - HPOUTR
+        - SPKOUT
+        - SPKOUTL
+        - SPKOUTR
+
+required:
+  - nvidia,i2s-controller
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/tegra30-car.h>
+    #include <dt-bindings/soc/tegra-pmc.h>
+    sound {
+        compatible = "microsoft,tegra-audio-wm8962-surface-rt",
+                     "nvidia,tegra-audio-wm8962";
+        nvidia,model = "Microsoft Surface RT WM8962";
+
+        nvidia,audio-routing =
+                "Headphone Jack", "HPOUTR",
+                "Headphone Jack", "HPOUTL",
+                "Int Spk", "SPKOUTR",
+                "Int Spk", "SPKOUTL";
+
+        nvidia,i2s-controller = <&tegra_i2s1>;
+        nvidia,audio-codec = <&wm8962>;
+
+        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";
+    };