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📄 adi,hmc425a.yaml(1.26 KB)

Editing: adi,hmc425a.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/amplifiers/adi,hmc425a.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: HMC425A 6-bit Digital Step Attenuator

maintainers:
  - Michael Hennerich <michael.hennerich@analog.com>
  - Beniamin Bia <beniamin.bia@analog.com>

description: |
  Digital Step Attenuator IIO device with gpio interface.
  HMC425A 0.5 dB LSB GaAs MMIC 6-BIT DIGITAL POSITIVE CONTROL ATTENUATOR, 2.2 - 8.0 GHz
  https://www.analog.com/media/en/technical-documentation/data-sheets/hmc425A.pdf

properties:
  compatible:
    enum:
      - adi,hmc425a

vcc-supply: true

ctrl-gpios:
    description:
      Must contain an array of 6 GPIO specifiers, referring to the GPIO pins
      connected to the control pins V1-V6.
    minItems: 6
    maxItems: 6

required:
  - compatible
  - ctrl-gpios

examples:
  - |
    #include <dt-bindings/gpio/gpio.h>
    gpio_hmc425a: hmc425a {
      compatible = "adi,hmc425a";
      ctrl-gpios = <&gpio 40 GPIO_ACTIVE_HIGH>,
        <&gpio 39 GPIO_ACTIVE_HIGH>,
        <&gpio 38 GPIO_ACTIVE_HIGH>,
        <&gpio 37 GPIO_ACTIVE_HIGH>,
        <&gpio 36 GPIO_ACTIVE_HIGH>,
        <&gpio 35 GPIO_ACTIVE_HIGH>;
      vcc-supply = <&foo>;
    };
...

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