tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1w1-gpio devicetree bindings
2
3Required properties:
4
5 - compatible: "w1-gpio"
6 - gpios: one or two GPIO specs:
7 - the first one is used as data I/O pin
8 - the second one is optional. If specified, it is used as
9 enable pin for an external pin pullup.
10
11Optional properties:
12
13 - linux,open-drain: if specified, the data pin is considered in
14 open-drain mode.
15
16Also refer to the generic w1.txt document.
17
18Examples:
19
20 onewire {
21 compatible = "w1-gpio";
22 gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
23
24 battery {
25 // ...
26 };
27 };