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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/iio/amplifiers/adi,ad8366.yaml
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

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%YAML 1.2

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---

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$id: http://devicetree.org/schemas/iio/amplifiers/adi,ad8366.yaml#

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$schema: http://devicetree.org/meta-schemas/core.yaml#

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title: AD8366 and similar Gain Amplifiers and Digital Attenuators

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maintainers:

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  - Michael Hennerich <michael.hennerich@analog.com>

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  - Rodrigo Alencar <rodrigo.alencar@analog.com>

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description:

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  Digital Variable Gain Amplifiers (VGAs) and Digital Attenuators with

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  SPI interface.

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properties:

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  compatible:

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    enum:

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      - adi,ad8366

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      - adi,ada4961

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      - adi,adl5240

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      - adi,adrf5702

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      - adi,adrf5703

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      - adi,adrf5720

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      - adi,adrf5730

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      - adi,adrf5731

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      - adi,hmc271a

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      - adi,hmc792a

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      - adi,hmc1018a

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      - adi,hmc1019a

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      - adi,hmc1119

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  reg:

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    maxItems: 1

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  vcc-supply:

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    description: Regulator that provides power to the device.

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  reset-gpios:

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    maxItems: 1

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  enable-gpios:

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    maxItems: 1

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    description: Power-up or Serial Mode Enable GPIO.

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required:

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  - compatible

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  - reg

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  - vcc-supply

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allOf:

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  - $ref: /schemas/spi/spi-peripheral-props.yaml#

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  - if:

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      not:

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        properties:

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          compatible:

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            contains:

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              const: adi,hmc271a

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    then:

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      properties:

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        reset-gpios: false

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  - if:

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      not:

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        properties:

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          compatible:

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            contains:

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              anyOf:

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                - const: adi,ad8366

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                - const: adi,ada4961

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                - const: adi,adrf5702

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                - const: adi,adrf5703

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                - const: adi,adrf5720

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                - const: adi,adrf5730

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                - const: adi,adrf5731

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                - const: adi,hmc792a

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                - const: adi,hmc1018a

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                - const: adi,hmc1019a

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                - const: adi,hmc1119

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    then:

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      properties:

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        enable-gpios: false

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unevaluatedProperties: false

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examples:

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  - |

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    #include <dt-bindings/gpio/gpio.h>

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    spi {

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      #address-cells = <1>;

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      #size-cells = <0>;

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      amplifier@0 {

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        compatible = "adi,ad8366";

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        reg = <0>;

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        spi-max-frequency = <1000000>;

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        vcc-supply = <&vcc_3v3>;

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        enable-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;

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      };

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    };

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...

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