aboutsummaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml')
-rw-r--r--Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml108
1 files changed, 108 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml
new file mode 100644
index 000000000000..1c755de686f7
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml
@@ -0,0 +1,108 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/samsung,midas-audio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung Midas audio complex with WM1811 codec
+
+maintainers:
+ - Sylwester Nawrocki <s.nawrocki@samsung.com>
+
+properties:
+ compatible:
+ const: samsung,midas-audio
+
+ model:
+ $ref: /schemas/types.yaml#/definitions/string
+ description: The user-visible name of this sound complex.
+
+ cpu:
+ type: object
+ properties:
+ sound-dai:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: phandle to the I2S controller
+ required:
+ - sound-dai
+
+ codec:
+ type: object
+ properties:
+ sound-dai:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: phandle to the WM1811 CODEC
+ required:
+ - sound-dai
+
+ samsung,audio-routing:
+ $ref: /schemas/types.yaml#/definitions/non-unique-string-array
+ description: |
+ 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 WM1811's pins (as documented in its binding), and the jacks
+ on the board: HP, SPK, Main Mic, Sub Mic, Headset Mic.
+
+ mic-bias-supply:
+ description: Supply for the micbias on the Main microphone
+
+ submic-bias-supply:
+ description: Supply for the micbias on the Sub microphone
+
+ fm-sel-gpios:
+ description: GPIO pin for FM selection
+
+ lineout-sel-gpios:
+ description: GPIO pin for line out selection
+
+required:
+ - compatible
+ - model
+ - cpu
+ - codec
+ - samsung,audio-routing
+ - mic-bias-supply
+ - submic-bias-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ sound {
+ compatible = "samsung,midas-audio";
+ model = "Midas";
+
+ fm-sel-gpios = <&gpaa0 3 GPIO_ACTIVE_HIGH>;
+
+ mic-bias-supply = <&mic_bias_reg>;
+ submic-bias-supply = <&submic_bias_reg>;
+
+ samsung,audio-routing =
+ "HP", "HPOUT1L",
+ "HP", "HPOUT1R",
+
+ "SPK", "SPKOUTLN",
+ "SPK", "SPKOUTLP",
+ "SPK", "SPKOUTRN",
+ "SPK", "SPKOUTRP",
+
+ "RCV", "HPOUT2N",
+ "RCV", "HPOUT2P",
+
+ "IN1LP", "Main Mic",
+ "IN1LN", "Main Mic",
+ "IN1RP", "Sub Mic",
+ "IN1LP", "Sub Mic";
+
+ cpu {
+ sound-dai = <&i2s0>;
+ };
+
+ codec {
+ sound-dai = <&wm1811>;
+ };
+
+ };