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# SPDX-License-Identifier: GPL-2.0-only
%YAML 1.2
---
$id: http://devicetree.org/schemas/leds/ti,tca6507.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: TCA6507 LED and GPIO controller
maintainers:
- NeilBrown <neilb@suse.de>
description:
The TCA6507 is a programmable LED controller connected via I2C that can drive
7 separate lines either by holding them low, or by pulsing them with modulated
width.
properties:
compatible:
const: ti,tca6507
reg:
description: I2C slave address of the controller.
maxItems: 1
"#address-cells":
const: 1
"#size-cells":
const: 0
gpio-controller: true
"#gpio-cells":
const: 2
gpio-line-names: true
patternProperties:
"^led@[0-6]$":
type: object
$ref: common.yaml#
unevaluatedProperties: false
properties:
reg:
minimum: 0
maximum: 6
required:
- reg
"^gpio@[0-6]$":
type: object
properties:
compatible:
const: gpio
reg:
minimum: 0
maximum: 6
additionalProperties: false
required:
- reg
- compatible
if:
patternProperties:
"^gpio@[0-6]$":
type: object
properties:
compatible:
contains:
const: gpio
then:
required:
- gpio-controller
- "#gpio-cells"
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
led-controller@45 {
compatible = "ti,tca6507";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x45>;
gpio-controller;
#gpio-cells = <2>;
gpio-line-names = "wifi_reset@6";
led@0 {
label = "gta04:red:aux";
reg = <0x0>;
};
led@1 {
label = "gta04:green:aux";
reg = <0x1>;
};
led@3 {
reg = <0x3>;
color = <LED_COLOR_ID_RED>;
function = LED_FUNCTION_POWER;
linux,default-trigger = "default-on";
};
led@4 {
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_POWER;
reg = <0x4>;
};
gpio@6 {
compatible = "gpio";
reg = <0x6>;
};
};
};
...
|
