1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/w1/w1-gpio.
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Bitbanged GPIO 1-Wire Bus
8
9 maintainers:
10 - Daniel Mack <zonque@gmail.com>
11
12 properties:
13 compatible:
14 const: w1-gpio
15
16 gpios:
17 minItems: 1
18 items:
19 - description: Data I/O pin
20 - description: Enable pin for an externa
21
22 linux,open-drain:
23 type: boolean
24 description: >
25 If specified, the data pin is considered
26
27 required:
28 - compatible
29 - gpios
30
31 additionalProperties:
32 type: object
33
34 examples:
35 - |
36 #include <dt-bindings/gpio/gpio.h>
37
38 onewire {
39 compatible = "w1-gpio";
40 gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
41 };
42
43 ...
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