# SPDX-License-Identifier: GPL-2.0-only
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/leds/ti,tca6507.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: TCA6507 LED and GPIO controller
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maintainers:
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- NeilBrown <neilb@suse.de>
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description:
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The TCA6507 is a programmable LED controller connected via I2C that can drive
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7 separate lines either by holding them low, or by pulsing them with modulated
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width.
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properties:
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compatible:
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const: ti,tca6507
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reg:
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description: I2C slave address of the controller.
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maxItems: 1
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"#address-cells":
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const: 1
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"#size-cells":
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const: 0
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gpio-controller: true
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"#gpio-cells":
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const: 2
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gpio-line-names: true
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patternProperties:
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"^led@[0-6]$":
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type: object
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$ref: common.yaml#
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properties:
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reg:
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minimum: 0
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maximum: 6
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required:
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- reg
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"^gpio@[0-6]$":
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type: object
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properties:
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compatible:
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const: gpio
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reg:
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minimum: 0
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maximum: 6
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additionalProperties: false
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required:
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- reg
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- compatible
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if:
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patternProperties:
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"^gpio@[0-6]$":
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properties:
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compatible:
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contains:
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const: gpio
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then:
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required:
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- gpio-controller
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- "#gpio-cells"
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/leds/common.h>
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i2c0 {
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#address-cells = <1>;
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#size-cells = <0>;
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led-controller@45 {
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compatible = "ti,tca6507";
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x45>;
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gpio-controller;
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#gpio-cells = <2>;
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gpio-line-names = "wifi_reset@6";
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led@0 {
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label = "gta04:red:aux";
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reg = <0x0>;
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};
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led@1 {
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label = "gta04:green:aux";
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reg = <0x1>;
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};
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led@3 {
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reg = <0x3>;
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color = <LED_COLOR_ID_RED>;
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function = LED_FUNCTION_POWER;
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linux,default-trigger = "default-on";
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};
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led@4 {
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color = <LED_COLOR_ID_GREEN>;
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function = LED_FUNCTION_POWER;
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reg = <0x4>;
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};
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gpio@6 {
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compatible = "gpio";
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reg = <0x6>;
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};
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};
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};
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...
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