| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/leds/leds-lp50xx.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: LED driver for LP50XX RGB LED from Texas Instruments. |
| 8 | |
| 9 | maintainers: |
| 10 | - Andrew Davis <afd@ti.com> |
| 11 | |
| 12 | description: | |
| 13 | The LP50XX is multi-channel, I2C RGB LED Drivers that can group RGB LEDs into |
| 14 | a LED group or control them individually. |
| 15 | |
| 16 | The difference in these RGB LED drivers is the number of supported RGB |
| 17 | modules. |
| 18 | |
| 19 | For more product information please see the link below: |
| 20 | https://www.ti.com/lit/ds/symlink/lp5012.pdf |
| 21 | https://www.ti.com/lit/ds/symlink/lp5024.pdf |
| 22 | https://www.ti.com/lit/ds/symlink/lp5036.pdf |
| 23 | |
| 24 | properties: |
| 25 | compatible: |
| 26 | enum: |
| 27 | - ti,lp5009 |
| 28 | - ti,lp5012 |
| 29 | - ti,lp5018 |
| 30 | - ti,lp5024 |
| 31 | - ti,lp5030 |
| 32 | - ti,lp5036 |
| 33 | |
| 34 | reg: |
| 35 | maxItems: 1 |
| 36 | description: |
| 37 | I2C slave address |
| 38 | lp5009/12 - 0x14, 0x15, 0x16, 0x17 |
| 39 | lp5018/24 - 0x28, 0x29, 0x2a, 0x2b |
| 40 | lp5030/36 - 0x30, 0x31, 0x32, 0x33 |
| 41 | |
| 42 | enable-gpios: |
| 43 | maxItems: 1 |
| 44 | description: GPIO pin to enable/disable the device. |
| 45 | |
| 46 | vled-supply: |
| 47 | description: LED supply. |
| 48 | |
| 49 | '#address-cells': |
| 50 | const: 1 |
| 51 | |
| 52 | '#size-cells': |
| 53 | const: 0 |
| 54 | |
| 55 | patternProperties: |
| 56 | '^multi-led@[0-9a-f]$': |
| 57 | type: object |
| 58 | $ref: leds-class-multicolor.yaml# |
| 59 | unevaluatedProperties: false |
| 60 | |
| 61 | properties: |
| 62 | reg: |
| 63 | minItems: 1 |
| 64 | maxItems: 12 |
| 65 | description: |
| 66 | This property denotes the LED module number(s) that is used on the |
| 67 | for the child node. The LED modules can either be used stand alone |
| 68 | or grouped into a module bank. |
| 69 | |
| 70 | '#address-cells': |
| 71 | const: 1 |
| 72 | |
| 73 | '#size-cells': |
| 74 | const: 0 |
| 75 | |
| 76 | patternProperties: |
| 77 | "^led@[0-9a-f]+$": |
| 78 | type: object |
| 79 | $ref: common.yaml# |
| 80 | unevaluatedProperties: false |
| 81 | |
| 82 | properties: |
| 83 | reg: |
| 84 | maxItems: 1 |
| 85 | |
| 86 | required: |
| 87 | - reg |
| 88 | |
| 89 | required: |
| 90 | - compatible |
| 91 | - reg |
| 92 | |
| 93 | additionalProperties: false |
| 94 | |
| 95 | examples: |
| 96 | - | |
| 97 | #include <dt-bindings/gpio/gpio.h> |
| 98 | #include <dt-bindings/leds/common.h> |
| 99 | |
| 100 | i2c { |
| 101 | #address-cells = <1>; |
| 102 | #size-cells = <0>; |
| 103 | |
| 104 | led-controller@14 { |
| 105 | compatible = "ti,lp5009"; |
| 106 | reg = <0x14>; |
| 107 | #address-cells = <1>; |
| 108 | #size-cells = <0>; |
| 109 | enable-gpios = <&gpio1 16>; |
| 110 | |
| 111 | multi-led@1 { |
| 112 | #address-cells = <1>; |
| 113 | #size-cells = <0>; |
| 114 | reg = <0x1>; |
| 115 | color = <LED_COLOR_ID_RGB>; |
| 116 | function = LED_FUNCTION_CHARGING; |
| 117 | |
| 118 | led@0 { |
| 119 | reg = <0x0>; |
| 120 | color = <LED_COLOR_ID_RED>; |
| 121 | }; |
| 122 | |
| 123 | led@1 { |
| 124 | reg = <0x1>; |
| 125 | color = <LED_COLOR_ID_GREEN>; |
| 126 | }; |
| 127 | |
| 128 | led@2 { |
| 129 | reg = <0x2>; |
| 130 | color = <LED_COLOR_ID_BLUE>; |
| 131 | }; |
| 132 | }; |
| 133 | |
| 134 | multi-led@3 { |
| 135 | #address-cells = <1>; |
| 136 | #size-cells = <0>; |
| 137 | reg = <0x3>, <0x4>, <0x5>; |
| 138 | color = <LED_COLOR_ID_RGB>; |
| 139 | function = LED_FUNCTION_STANDBY; |
| 140 | |
| 141 | led@3 { |
| 142 | reg = <0x3>; |
| 143 | color = <LED_COLOR_ID_RED>; |
| 144 | }; |
| 145 | |
| 146 | led@4 { |
| 147 | reg = <0x4>; |
| 148 | color = <LED_COLOR_ID_GREEN>; |
| 149 | }; |
| 150 | |
| 151 | led@5 { |
| 152 | reg = <0x5>; |
| 153 | color = <LED_COLOR_ID_BLUE>; |
| 154 | }; |
| 155 | }; |
| 156 | }; |
| 157 | }; |
| 158 | |
| 159 | ... |