linux-sg2042/Documentation/devicetree/bindings/w1/w1-gpio.txt

23 lines
462 B
Plaintext

w1-gpio devicetree bindings
Required properties:
- compatible: "w1-gpio"
- gpios: one or two GPIO specs:
- the first one is used as data I/O pin
- the second one is optional. If specified, it is used as
enable pin for an external pin pullup.
Optional properties:
- linux,open-drain: if specified, the data pin is considered in
open-drain mode.
Examples:
onewire@0 {
compatible = "w1-gpio";
gpios = <&gpio 126 0>, <&gpio 105 0>;
};