1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/leds/nxp,pc 4 $id: http://devicetree.org/schemas/leds/nxp,pca995x.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: NXP PCA995x LED controllers 7 title: NXP PCA995x LED controllers
8 8
9 maintainers: 9 maintainers:
10 - Isai Gaspar <isaiezequiel.gaspar@nxp.com> 10 - Isai Gaspar <isaiezequiel.gaspar@nxp.com>
11 - Marek Vasut <marex@denx.de> 11 - Marek Vasut <marex@denx.de>
12 12
13 description: 13 description:
14 The NXP PCA995x family are programmable LED 14 The NXP PCA995x family are programmable LED controllers connected via I2C
15 that can drive separate lines. Each of them 15 that can drive separate lines. Each of them can be individually switched
16 on and off, and brightness can be controlled 16 on and off, and brightness can be controlled via individual PWM.
17 17
18 Datasheets are available at 18 Datasheets are available at
19 https://www.nxp.com/docs/en/data-sheet/PCA99 19 https://www.nxp.com/docs/en/data-sheet/PCA9952_PCA9955.pdf
20 https://www.nxp.com/docs/en/data-sheet/PCA99 20 https://www.nxp.com/docs/en/data-sheet/PCA9955B.pdf
21 https://www.nxp.com/docs/en/data-sheet/PCA99 21 https://www.nxp.com/docs/en/data-sheet/PCA9956B.pdf
22 22
23 properties: 23 properties:
24 compatible: 24 compatible:
25 enum: 25 enum:
26 - nxp,pca9952 26 - nxp,pca9952
27 - nxp,pca9955b 27 - nxp,pca9955b
28 - nxp,pca9956b 28 - nxp,pca9956b
29 29
30 reg: 30 reg:
31 maxItems: 1 31 maxItems: 1
32 32
33 "#address-cells": 33 "#address-cells":
34 const: 1 34 const: 1
35 35
36 "#size-cells": 36 "#size-cells":
37 const: 0 37 const: 0
38 38
39 patternProperties: 39 patternProperties:
40 "^led@[0-9a-f]+$": 40 "^led@[0-9a-f]+$":
41 type: object 41 type: object
42 $ref: common.yaml# 42 $ref: common.yaml#
43 unevaluatedProperties: false 43 unevaluatedProperties: false
44 44
45 properties: 45 properties:
46 reg: 46 reg:
47 minimum: 0 47 minimum: 0
48 maximum: 15 48 maximum: 15
49 49
50 required: 50 required:
51 - reg 51 - reg
52 52
53 additionalProperties: false 53 additionalProperties: false
54 54
55 examples: 55 examples:
56 - | 56 - |
57 #include <dt-bindings/leds/common.h> 57 #include <dt-bindings/leds/common.h>
58 58
59 i2c { 59 i2c {
60 #address-cells = <1>; 60 #address-cells = <1>;
61 #size-cells = <0>; 61 #size-cells = <0>;
62 62
63 led-controller@1 { 63 led-controller@1 {
64 compatible = "nxp,pca9955b"; 64 compatible = "nxp,pca9955b";
65 reg = <0x01>; 65 reg = <0x01>;
66 #address-cells = <1>; 66 #address-cells = <1>;
67 #size-cells = <0>; 67 #size-cells = <0>;
68 68
69 led@0 { 69 led@0 {
70 reg = <0x0>; 70 reg = <0x0>;
71 color = <LED_COLOR_ID_RED>; 71 color = <LED_COLOR_ID_RED>;
72 function = LED_FUNCTION_POWER; 72 function = LED_FUNCTION_POWER;
73 }; 73 };
74 74
75 led@2 { 75 led@2 {
76 reg = <0x2>; 76 reg = <0x2>;
77 color = <LED_COLOR_ID_WHITE>; 77 color = <LED_COLOR_ID_WHITE>;
78 function = LED_FUNCTION_STATUS 78 function = LED_FUNCTION_STATUS;
79 }; 79 };
80 }; 80 };
81 }; 81 };
82 82
83 ... 83 ...
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