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leds: Add device tree binding for pca9633
[~andy/linux] / Documentation / devicetree / bindings / leds / pca9633.txt
1 LEDs connected to pca9633 or pca9632
2
3 Required properties:
4 - compatible : should be : "nxp,pca963x"
5
6 Optional properties:
7 - nxp,totem-pole : use totem pole (push-pull) instead of default open-drain
8
9 Each led is represented as a sub-node of the nxp,pca9633 device.
10
11 LED sub-node properties:
12 - label : (optional) see Documentation/devicetree/bindings/leds/common.txt
13 - reg : number of LED line (could be from 0 to 4)
14 - linux,default-trigger : (optional)
15    see Documentation/devicetree/bindings/leds/common.txt
16
17 Examples:
18
19 pca9632: pca9632 {
20         compatible = "nxp,pca9632", "nxp,pca963x";
21         #address-cells = <1>;
22         #size-cells = <0>;
23         reg = <0x62>;
24
25         red@0 {
26                 label = "red";
27                 reg = <0>;
28                 linux,default-trigger = "none";
29         };
30         green@1 {
31                 label = "green";
32                 reg = <1>;
33                 linux,default-trigger = "none";
34         };
35         blue@2 {
36                 label = "blue";
37                 reg = <2>;
38                 linux,default-trigger = "none";
39         };
40         unused@3 {
41                 label = "unused";
42                 reg = <3>;
43                 linux,default-trigger = "none";
44         };
45 };