1 # SPDX-License-Identifier: GPL-2.0-only OR BSD
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/leds/nxp,pc
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: NXP PCA995x LED controllers
8
9 maintainers:
10 - Isai Gaspar <isaiezequiel.gaspar@nxp.com>
11 - Marek Vasut <marex@denx.de>
12
13 description:
14 The NXP PCA995x family are programmable LED
15 that can drive separate lines. Each of them
16 on and off, and brightness can be controlled
17
18 Datasheets are available at
19 https://www.nxp.com/docs/en/data-sheet/PCA99
20 https://www.nxp.com/docs/en/data-sheet/PCA99
21 https://www.nxp.com/docs/en/data-sheet/PCA99
22
23 properties:
24 compatible:
25 enum:
26 - nxp,pca9952
27 - nxp,pca9955b
28 - nxp,pca9956b
29
30 reg:
31 maxItems: 1
32
33 "#address-cells":
34 const: 1
35
36 "#size-cells":
37 const: 0
38
39 patternProperties:
40 "^led@[0-9a-f]+$":
41 type: object
42 $ref: common.yaml#
43 unevaluatedProperties: false
44
45 properties:
46 reg:
47 minimum: 0
48 maximum: 15
49
50 required:
51 - reg
52
53 additionalProperties: false
54
55 examples:
56 - |
57 #include <dt-bindings/leds/common.h>
58
59 i2c {
60 #address-cells = <1>;
61 #size-cells = <0>;
62
63 led-controller@1 {
64 compatible = "nxp,pca9955b";
65 reg = <0x01>;
66 #address-cells = <1>;
67 #size-cells = <0>;
68
69 led@0 {
70 reg = <0x0>;
71 color = <LED_COLOR_ID_RED>;
72 function = LED_FUNCTION_POWER;
73 };
74
75 led@2 {
76 reg = <0x2>;
77 color = <LED_COLOR_ID_WHITE>;
78 function = LED_FUNCTION_STATUS
79 };
80 };
81 };
82
83 ...
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.