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Diffstat (limited to 'Documentation/devicetree/bindings/sound/wlf,wm8804.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/sound/wlf,wm8804.yaml | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/wlf,wm8804.yaml b/Documentation/devicetree/bindings/sound/wlf,wm8804.yaml new file mode 100644 index 000000000000..3c060179f06e --- /dev/null +++ b/Documentation/devicetree/bindings/sound/wlf,wm8804.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/wlf,wm8804.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: WM8804 audio codec + +description: | + This device supports both I2C and SPI (configured with pin strapping on the + board). + +maintainers: + - patches@opensource.cirrus.com + +properties: + compatible: + const: wlf,wm8804 + + reg: + description: + The I2C address of the device for I2C, the chip select number for SPI. + maxItems: 1 + + "#sound-dai-cells": + const: 0 + + PVDD-supply: + description: PLL core supply + + DVDD-supply: + description: Digital core supply + + wlf,reset-gpio: + description: A GPIO specifier for the GPIO controlling the reset pin. + maxItems: 1 + +required: + - reg + - compatible + - PVDD-supply + - DVDD-supply + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + codec@1a { + compatible = "wlf,wm8804"; + reg = <0x1a>; + PVDD-supply = <&pvdd_reg>; + DVDD-supply = <&dvdd_reg>; + }; + }; |