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




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Based on kernel version 3.13. Page generated on 2014-01-20 22:02 EST.

1	w1-gpio devicetree bindings
2	
3	Required 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	
11	Optional properties:
12	
13	 - linux,open-drain: if specified, the data pin is considered in
14			     open-drain mode.
15	
16	Examples:
17	
18		onewire@0 {
19			compatible = "w1-gpio";
20			gpios = <&gpio 126 0>, <&gpio 105 0>;
21		};
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