50 lines
784 B
YAML
50 lines
784 B
YAML
|
# 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>;
|
||
|
|
};
|
||
|
|
|
||
|
|
...
|