summaryrefslogtreecommitdiffstats
path: root/dts/Bindings/sound/nvidia,tegra-audio-wm8903.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'dts/Bindings/sound/nvidia,tegra-audio-wm8903.yaml')
-rw-r--r--dts/Bindings/sound/nvidia,tegra-audio-wm8903.yaml93
1 files changed, 93 insertions, 0 deletions
diff --git a/dts/Bindings/sound/nvidia,tegra-audio-wm8903.yaml b/dts/Bindings/sound/nvidia,tegra-audio-wm8903.yaml
new file mode 100644
index 0000000000..1be25ce451
--- /dev/null
+++ b/dts/Bindings/sound/nvidia,tegra-audio-wm8903.yaml
@@ -0,0 +1,93 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/nvidia,tegra-audio-wm8903.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NVIDIA Tegra audio complex with WM8903 CODEC
+
+maintainers:
+ - Jon Hunter <jonathanh@nvidia.com>
+ - Thierry Reding <thierry.reding@gmail.com>
+
+allOf:
+ - $ref: nvidia,tegra-audio-common.yaml#
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - pattern: '^[a-z0-9]+,tegra-audio-wm8903(-[a-z0-9]+)+$'
+ - const: nvidia,tegra-audio-wm8903
+ - items:
+ - pattern: ad,tegra-audio-plutux
+ - const: nvidia,tegra-audio-wm8903
+
+ 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
+ - Headphone Jack
+ - Int Spk
+ - Mic Jack
+ - Int Mic
+
+ # CODEC Pins
+ - IN1L
+ - IN1R
+ - IN2L
+ - IN2R
+ - IN3L
+ - IN3R
+ - DMICDAT
+ - HPOUTL
+ - HPOUTR
+ - LINEOUTL
+ - LINEOUTR
+ - LOP
+ - LON
+ - ROP
+ - RON
+ - MICBIAS
+
+required:
+ - nvidia,i2s-controller
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ sound {
+ compatible = "nvidia,tegra-audio-wm8903-harmony",
+ "nvidia,tegra-audio-wm8903";
+ nvidia,model = "tegra-wm8903-harmony";
+
+ nvidia,audio-routing =
+ "Headphone Jack", "HPOUTR",
+ "Headphone Jack", "HPOUTL",
+ "Int Spk", "ROP",
+ "Int Spk", "RON",
+ "Int Spk", "LOP",
+ "Int Spk", "LON",
+ "Mic Jack", "MICBIAS",
+ "IN1L", "Mic Jack";
+
+ nvidia,i2s-controller = <&i2s1>;
+ nvidia,audio-codec = <&wm8903>;
+
+ nvidia,spkr-en-gpios = <&codec 2 0>;
+ nvidia,hp-det-gpios = <&gpio 178 0>;
+ nvidia,int-mic-en-gpios = <&gpio 184 0>;
+ nvidia,ext-mic-en-gpios = <&gpio 185 0>;
+
+ clocks = <&clk 112>, <&clk 113>, <&clk 93>;
+ clock-names = "pll_a", "pll_a_out0", "mclk";
+ };