44 lines
779 B
YAML
44 lines
779 B
YAML
|
# SPDX-License-Identifier: GPL-2.0
|
||
|
|
%YAML 1.2
|
||
|
|
---
|
||
|
|
$id: http://devicetree.org/schemas/w1/w1-gpio.yaml#
|
||
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
||
|
|
|
||
|
|
title: Bitbanged GPIO 1-Wire Bus
|
||
|
|
|
||
|
|
maintainers:
|
||
|
|
- Daniel Mack <zonque@gmail.com>
|
||
|
|
|
||
|
|
properties:
|
||
|
|
compatible:
|
||
|
|
const: w1-gpio
|
||
|
|
|
||
|
|
gpios:
|
||
|
|
minItems: 1
|
||
|
|
items:
|
||
|
|
- description: Data I/O pin
|
||
|
|
- description: Enable pin for an external pull-up resistor
|
||
|
|
|
||
|
|
linux,open-drain:
|
||
|
|
type: boolean
|
||
|
|
description: >
|
||
|
|
If specified, the data pin is considered in open-drain mode.
|
||
|
|
|
||
|
|
required:
|
||
|
|
- compatible
|
||
|
|
- gpios
|
||
|
|
|
||
|
|
additionalProperties:
|
||
|
|
type: object
|
||
|
|
|
||
|
|
examples:
|
||
|
|
- |
|
||
|
|
#include <dt-bindings/gpio/gpio.h>
|
||
|
|
|
||
|
|
onewire {
|
||
|
|
compatible = "w1-gpio";
|
||
|
|
gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
|
||
|
|
};
|
||
|
|
|
||
|
|
...
|