| # 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>; | |
| }; | |
| }; | |
| }; | |
| ... |