| # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/sound/wlf,wm8940.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Wolfson WM8940 Codec Device Tree Bindings |
| |
| maintainers: |
| - patches@opensource.cirrus.com |
| |
| properties: |
| '#sound-dai-cells': |
| const: 0 |
| |
| compatible: |
| const: wlf,wm8940 |
| |
| reg: |
| maxItems: 1 |
| |
| spi-max-frequency: |
| maximum: 526000 |
| |
| required: |
| - '#sound-dai-cells' |
| - compatible |
| - reg |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| spi { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| codec@0 { |
| #sound-dai-cells = <0>; |
| compatible = "wlf,wm8940"; |
| reg = <0>; |
| spi-max-frequency = <500000>; |
| }; |
| }; |
| - | |
| i2c { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| codec@1a { |
| #sound-dai-cells = <0>; |
| compatible = "wlf,wm8940"; |
| reg = <0x1a>; |
| }; |
| }; |
| |
| ... |
