dt-bindings: Drop Beniamin Bia and Stefan Popa
[platform/kernel/linux-starfive.git] / Documentation / devicetree / bindings / iio / amplifiers / adi,hmc425a.yaml
1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/iio/amplifiers/adi,hmc425a.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: HMC425A 6-bit Digital Step Attenuator
8
9 maintainers:
10   - Michael Hennerich <michael.hennerich@analog.com>
11
12 description: |
13   Digital Step Attenuator IIO device with gpio interface.
14   HMC425A 0.5 dB LSB GaAs MMIC 6-BIT DIGITAL POSITIVE CONTROL ATTENUATOR, 2.2 - 8.0 GHz
15   https://www.analog.com/media/en/technical-documentation/data-sheets/hmc425A.pdf
16
17 properties:
18   compatible:
19     enum:
20       - adi,hmc425a
21
22   vcc-supply: true
23
24   ctrl-gpios:
25     description:
26       Must contain an array of 6 GPIO specifiers, referring to the GPIO pins
27       connected to the control pins V1-V6.
28     minItems: 6
29     maxItems: 6
30
31 required:
32   - compatible
33   - ctrl-gpios
34
35 additionalProperties: false
36
37 examples:
38   - |
39     #include <dt-bindings/gpio/gpio.h>
40     gpio_hmc425a: hmc425a {
41       compatible = "adi,hmc425a";
42       ctrl-gpios = <&gpio 40 GPIO_ACTIVE_HIGH>,
43         <&gpio 39 GPIO_ACTIVE_HIGH>,
44         <&gpio 38 GPIO_ACTIVE_HIGH>,
45         <&gpio 37 GPIO_ACTIVE_HIGH>,
46         <&gpio 36 GPIO_ACTIVE_HIGH>,
47         <&gpio 35 GPIO_ACTIVE_HIGH>;
48       vcc-supply = <&foo>;
49     };
50 ...