| # 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>; |
| }; |
| |
| ... |
