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135 lines
2.4 KiB
135 lines
2.4 KiB
# 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 <[email protected]> |
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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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type: object |
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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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