xref: /linux/Documentation/devicetree/bindings/leds/st,led1202.yaml (revision 909fd2b89f2edab8ec440a67dcf8627614e272b6) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/leds/st,led1202.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: ST LED1202 LED controllers
8
9maintainers:
10  - Vicentiu Galanopulo <vicentiu.galanopulo@remote-tech.co.uk>
11
12description: |
13  The LED1202 is a 12-channel low quiescent current LED controller
14  programmable via I2C; The output current can be adjusted separately
15  for each channel by 8-bit analog and 12-bit digital dimming control.
16  Datasheet available at
17  https://www.st.com/en/power-management/led1202.html
18
19properties:
20  compatible:
21    const: st,led1202
22
23  reg:
24    maxItems: 1
25
26  "#address-cells":
27    const: 1
28
29  "#size-cells":
30    const: 0
31
32patternProperties:
33  "^led@[0-9a-f]$":
34    type: object
35    $ref: common.yaml#
36    unevaluatedProperties: false
37
38    properties:
39      reg:
40        minimum: 0
41        maximum: 11
42
43    required:
44      - reg
45
46required:
47  - compatible
48  - reg
49  - "#address-cells"
50  - "#size-cells"
51
52additionalProperties: false
53
54examples:
55  - |
56    #include <dt-bindings/leds/common.h>
57
58    i2c {
59        #address-cells = <1>;
60        #size-cells = <0>;
61
62        led-controller@58 {
63            compatible = "st,led1202";
64            reg = <0x58>;
65            #address-cells = <1>;
66            #size-cells = <0>;
67
68            led@0 {
69                reg = <0x0>;
70                function = LED_FUNCTION_STATUS;
71                color = <LED_COLOR_ID_RED>;
72                function-enumerator = <1>;
73            };
74
75            led@1 {
76                reg = <0x1>;
77                function = LED_FUNCTION_STATUS;
78                color = <LED_COLOR_ID_GREEN>;
79                function-enumerator = <2>;
80            };
81
82            led@2 {
83                reg = <0x2>;
84                function = LED_FUNCTION_STATUS;
85                color = <LED_COLOR_ID_BLUE>;
86                function-enumerator = <3>;
87            };
88
89            led@3 {
90                reg = <0x3>;
91                function = LED_FUNCTION_STATUS;
92                color = <LED_COLOR_ID_RED>;
93                function-enumerator = <4>;
94            };
95
96            led@4 {
97                reg = <0x4>;
98                function = LED_FUNCTION_STATUS;
99                color = <LED_COLOR_ID_GREEN>;
100                function-enumerator = <5>;
101            };
102
103            led@5 {
104                reg = <0x5>;
105                function = LED_FUNCTION_STATUS;
106                color = <LED_COLOR_ID_BLUE>;
107                function-enumerator = <6>;
108            };
109
110            led@6 {
111                reg = <0x6>;
112                function = LED_FUNCTION_STATUS;
113                color = <LED_COLOR_ID_RED>;
114                function-enumerator = <7>;
115            };
116
117            led@7 {
118                reg = <0x7>;
119                function = LED_FUNCTION_STATUS;
120                color = <LED_COLOR_ID_GREEN>;
121                function-enumerator = <8>;
122            };
123
124            led@8 {
125                reg = <0x8>;
126                function = LED_FUNCTION_STATUS;
127                color = <LED_COLOR_ID_BLUE>;
128                function-enumerator = <9>;
129            };
130        };
131    };
132...
133