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| 1 | +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | +%YAML 1.2 |
| 3 | +--- |
| 4 | +$id: http://devicetree.org/schemas/leds/ti,lp8860.yaml# |
| 5 | +$schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | + |
| 7 | +title: Texas Instruments - lp8860 4-Channel LED Driver |
| 8 | + |
| 9 | +maintainers: |
| 10 | + - Andrew Davis <afd@ti.com> |
| 11 | + |
| 12 | +description: | |
| 13 | + The LP8860-Q1 is an high-efficiency LED driver with boost controller. |
| 14 | + It has 4 high-precision current sinks that can be controlled by a PWM input |
| 15 | + signal, a SPI/I2C master, or both. |
| 16 | +
|
| 17 | + For more product information please see the link below: |
| 18 | + https://www.ti.com/product/lp8860-q1 |
| 19 | +
|
| 20 | +properties: |
| 21 | + compatible: |
| 22 | + const: ti,lp8860 |
| 23 | + |
| 24 | + reg: |
| 25 | + maxItems: 1 |
| 26 | + description: I2C slave address |
| 27 | + |
| 28 | + "#address-cells": |
| 29 | + const: 1 |
| 30 | + |
| 31 | + "#size-cells": |
| 32 | + const: 0 |
| 33 | + |
| 34 | + enable-gpios: |
| 35 | + maxItems: 1 |
| 36 | + description: GPIO pin to enable (active high) / disable the device |
| 37 | + |
| 38 | + vled-supply: |
| 39 | + description: LED supply |
| 40 | + |
| 41 | +patternProperties: |
| 42 | + "^led(@[0-3])?$": |
| 43 | + type: object |
| 44 | + $ref: common.yaml# |
| 45 | + unevaluatedProperties: false |
| 46 | + |
| 47 | + properties: |
| 48 | + reg: |
| 49 | + description: |
| 50 | + Index of the LED. |
| 51 | + maxItems: 1 |
| 52 | + |
| 53 | + function: true |
| 54 | + color: true |
| 55 | + label: true |
| 56 | + linux,default-trigger: true |
| 57 | + |
| 58 | +required: |
| 59 | + - compatible |
| 60 | + - reg |
| 61 | + |
| 62 | +additionalProperties: false |
| 63 | + |
| 64 | +examples: |
| 65 | + - | |
| 66 | + #include <dt-bindings/gpio/gpio.h> |
| 67 | + #include <dt-bindings/leds/common.h> |
| 68 | +
|
| 69 | + i2c { |
| 70 | + #address-cells = <1>; |
| 71 | + #size-cells = <0>; |
| 72 | +
|
| 73 | + led-controller@2d { |
| 74 | + compatible = "ti,lp8860"; |
| 75 | + #address-cells = <1>; |
| 76 | + #size-cells = <0>; |
| 77 | + reg = <0x2d>; |
| 78 | + enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>; |
| 79 | + vled-supply = <&vbatt>; |
| 80 | +
|
| 81 | + led@0 { |
| 82 | + reg = <0>; |
| 83 | + function = LED_FUNCTION_BACKLIGHT; |
| 84 | + color = <LED_COLOR_ID_WHITE>; |
| 85 | + linux,default-trigger = "backlight"; |
| 86 | + }; |
| 87 | + }; |
| 88 | + }; |
| 89 | +
|
| 90 | +... |
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