Add the YAML DT bindings for the cs530x high performance audio ADCs. Signed-off-by: Paul Handrigan <paulha@xxxxxxxxxxxxxxxxxxxxx> --- .../bindings/sound/cirrus,cs530x.yaml | 83 +++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/cirrus,cs530x.yaml diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs530x.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs530x.yaml new file mode 100644 index 000000000000..a4e2493ff03e --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cirrus,cs530x.yaml @@ -0,0 +1,83 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/cirrus,cs530x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic cs530x family of audio ADCs + +maintainers: + - paulha@xxxxxxxxxxxxxxxxxxxxx + - patches@xxxxxxxxxxxxxxxxxxxxx + +description: | + The CS530X devices are a family of high performance audio ADCs. + +properties: + compatible: + enum: + - cirrus,cs5302 + - cirrus,cs5304 + - cirrus,cs5308 + reg: + maxItems: 1 + + '#sound-dai-cells': + description: + The first cell indicating the audio interface. + const: 1 + + reset-gpios: + maxItems: 1 + + vdd-a-supply: + description: voltage regulator phandle for the vdd-a supply + + vdd-io-supply: + description: voltage regulator phandle for the vdd-io supply + + cirrus,in_hiz_pin12: + description: + Sets input channels one and two to high impedence. + type: boolean + + cirrus,in_hiz_pin34: + description: + Sets input channels three and four to high impedence. + type: boolean + + cirrus,in_hiz_pin56: + description: + Sets input channels five and six to high impedence. + type: boolean + + cirrus,in_hiz_pin78: + description: + Sets input channels seven and eight to high impedence. + type: boolean + +required: + - compatible + - reg + - "#sound-dai-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + cs5304: adc@48 { + #sound-dai-cells = <1>; + compatible = "cirrus,cs5304"; + reg = <0x48>; + vdd-a-supply = <&vreg>; + vdd-io-supply = <&vreg>; + reset-gpios = <&gpio 110 GPIO_ACTIVE_HIGH>; + cirrus,in_hiz_pin34; + }; + }; -- 2.34.1
