# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | |
%YAML 1.2 | |
--- | |
$id: http://devicetree.org/schemas/gpio/loongson,ls1x-gpio.yaml# | |
$schema: http://devicetree.org/meta-schemas/core.yaml# | |
title: Loongson-1 GPIO controller | |
maintainers: | |
- Keguang Zhang <keguang.zhang@gmail.com> | |
properties: | |
compatible: | |
const: loongson,ls1x-gpio | |
reg: | |
maxItems: 1 | |
gpio-controller: true | |
"#gpio-cells": | |
const: 2 | |
ngpios: | |
minimum: 1 | |
maximum: 32 | |
required: | |
- compatible | |
- reg | |
- gpio-controller | |
- "#gpio-cells" | |
- ngpios | |
additionalProperties: false | |
examples: | |
- | | |
gpio0: gpio@1fd010c0 { | |
compatible = "loongson,ls1x-gpio"; | |
reg = <0x1fd010c0 0x4>; | |
gpio-controller; | |
#gpio-cells = <2>; | |
ngpios = <32>; | |
}; | |
... |