xref: /linux/Documentation/devicetree/bindings/leds/ams,as3668.yaml (revision c17ee635fd3a482b2ad2bf5e269755c2eae5f25e) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/leds/ams,as3668.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Osram 4-channel i2c LED driver
8
9maintainers:
10  - Lukas Timmermann <linux@timmermann.space>
11
12description:
13  This IC can drive up to four separate LEDs.
14  Having four channels suggests it could be used with a single RGBW LED.
15
16properties:
17  compatible:
18    const: ams,as3668
19
20  reg:
21    maxItems: 1
22
23  "#address-cells":
24    const: 1
25
26  "#size-cells":
27    const: 0
28
29patternProperties:
30  "^led@[0-3]$":
31    type: object
32    $ref: common.yaml#
33    unevaluatedProperties: false
34
35    properties:
36      reg:
37        maxItems: 1
38
39required:
40  - compatible
41  - reg
42  - "#address-cells"
43  - "#size-cells"
44
45additionalProperties: false
46
47examples:
48  - |
49    #include <dt-bindings/leds/common.h>
50
51    i2c {
52      #address-cells = <1>;
53      #size-cells = <0>;
54
55      led-controller@42 {
56        compatible = "ams,as3668";
57        reg = <0x42>;
58        #address-cells = <1>;
59        #size-cells = <0>;
60
61        led@0 {
62          reg = <0x0>;
63          function = LED_FUNCTION_STATUS;
64          color = <LED_COLOR_ID_RED>;
65        };
66
67        led@1 {
68          reg = <0x1>;
69          function = LED_FUNCTION_STATUS;
70          color = <LED_COLOR_ID_GREEN>;
71        };
72      };
73    };
74
75