From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- .../devicetree/bindings/sound/wlf,wm8731.yaml | 99 ++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/wlf,wm8731.yaml (limited to 'Documentation/devicetree/bindings/sound/wlf,wm8731.yaml') diff --git a/Documentation/devicetree/bindings/sound/wlf,wm8731.yaml b/Documentation/devicetree/bindings/sound/wlf,wm8731.yaml new file mode 100644 index 0000000000..858c0f6895 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/wlf,wm8731.yaml @@ -0,0 +1,99 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/wlf,wm8731.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Wolfson Microelectromics WM8731 audio CODEC + +maintainers: + - patches@opensource.cirrus.com + +description: | + Wolfson Microelectronics WM8731 audio CODEC + + Pins on the device (for linking into audio routes): + * LOUT: Left Channel Line Output + * ROUT: Right Channel Line Output + * LHPOUT: Left Channel Headphone Output + * RHPOUT: Right Channel Headphone Output + * LLINEIN: Left Channel Line Input + * RLINEIN: Right Channel Line Input + * MICIN: Microphone Input + +properties: + compatible: + enum: + - wlf,wm8731 + + reg: + maxItems: 1 + + "#sound-dai-cells": + const: 0 + + clocks: + description: Clock provider for MCLK pin. + maxItems: 1 + + clock-names: + items: + - const: mclk + + AVDD-supply: + description: Analog power supply regulator on the AVDD pin. + + HPVDD-supply: + description: Headphone power supply regulator on the HPVDD pin. + + DBVDD-supply: + description: Digital buffer supply regulator for the DBVDD pin. + + DCVDD-supply: + description: Digital core supply regulator for the DCVDD pin. + +required: + - reg + - compatible + - AVDD-supply + - HPVDD-supply + - DBVDD-supply + - DCVDD-supply + +allOf: + - $ref: dai-common.yaml# + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +unevaluatedProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + wm8731_i2c: codec@0 { + compatible = "wlf,wm8731"; + reg = <0>; + spi-max-frequency = <12500000>; + + AVDD-supply = <&avdd_reg>; + HPVDD-supply = <&hpvdd_reg>; + DCVDD-supply = <&dcvdd_reg>; + DBVDD-supply = <&dbvdd_reg>; + }; + }; + - | + + i2c { + #address-cells = <1>; + #size-cells = <0>; + wm8731_spi: codec@1b { + compatible = "wlf,wm8731"; + reg = <0x1b>; + + AVDD-supply = <&avdd_reg>; + HPVDD-supply = <&hpvdd_reg>; + DCVDD-supply = <&dcvdd_reg>; + DBVDD-supply = <&dbvdd_reg>; + }; + }; -- cgit v1.2.3