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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/leds/backlight/ti,lp8864.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Texas Instruments - LP8864/LP8866 4/6-Channel LED Driver family
maintainers:
- Andrew Davis <afd@ti.com>
- Alexander Sverdlin <alexander.sverdlin@siemens.com>
description: |
LP8866-Q1, LP8866S-Q1, LP8864-Q1, LP8864S-Q1 are display LED-backlight drivers
with 4/6 channels. LED brightness can be controlled globally through the I2C
interface or PWM input.
For more product information please see the links below:
https://www.ti.com/product/LP8864-Q1
https://www.ti.com/product/LP8864S-Q1
https://www.ti.com/product/LP8866-Q1
https://www.ti.com/product/LP8866S-Q1
properties:
compatible:
const: ti,lp8864
reg:
maxItems: 1
description: I2C slave address
enable-gpios:
maxItems: 1
description: GPIO pin to enable (active high) / disable the device
vled-supply:
description: LED supply
led:
type: object
$ref: common.yaml#
properties:
function: true
color: true
label: true
linux,default-trigger: true
additionalProperties: false
required:
- compatible
- reg
- led
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
led-controller@3a {
compatible = "ti,lp8864";
reg = <0x3a>;
enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
vled-supply = <&vbatt>;
led {
function = LED_FUNCTION_BACKLIGHT;
color = <LED_COLOR_ID_WHITE>;
linux,default-trigger = "backlight";
};
};
};
...
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