| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: "http://devicetree.org/schemas/gpio/x-powers,axp209-gpio.yaml#" |
| $schema: "http://devicetree.org/meta-schemas/core.yaml#" |
| |
| title: X-Powers AXP209 GPIO Device Tree Bindings |
| |
| maintainers: |
| - Chen-Yu Tsai <wens@csie.org> |
| |
| properties: |
| "#gpio-cells": |
| const: 2 |
| description: > |
| The first cell is the pin number and the second is the GPIO flags. |
| |
| compatible: |
| oneOf: |
| - enum: |
| - x-powers,axp209-gpio |
| - x-powers,axp221-gpio |
| - x-powers,axp813-gpio |
| - items: |
| - enum: |
| - x-powers,axp223-gpio |
| - x-powers,axp809-gpio |
| - const: x-powers,axp221-gpio |
| - items: |
| - const: x-powers,axp803-gpio |
| - const: x-powers,axp813-gpio |
| |
| gpio-controller: true |
| |
| patternProperties: |
| "^.*-pins?$": |
| $ref: /schemas/pinctrl/pinmux-node.yaml# |
| |
| properties: |
| pins: |
| items: |
| enum: |
| - GPIO0 |
| - GPIO1 |
| - GPIO2 |
| |
| function: |
| enum: |
| - adc |
| - ldo |
| - gpio_in |
| - gpio_out |
| |
| required: |
| - compatible |
| - "#gpio-cells" |
| - gpio-controller |
| |
| additionalProperties: false |
| |
| ... |