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|
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/gpio/microchip,mpfs-gpio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Microchip MPFS GPIO Controller
maintainers:
- Conor Dooley <conor.dooley@microchip.com>
properties:
compatible:
items:
- enum:
- microchip,mpfs-gpio
reg:
maxItems: 1
interrupts:
description:
Interrupt mapping, one per GPIO. Maximum 32 GPIOs.
minItems: 1
maxItems: 32
interrupt-controller: true
clocks:
maxItems: 1
"#gpio-cells":
const: 2
"#interrupt-cells":
const: 1
ngpios:
description:
The number of GPIOs available.
minimum: 1
maximum: 32
default: 32
gpio-controller: true
patternProperties:
"^.+-hog(-[0-9]+)?$":
type: object
additionalProperties: false
properties:
gpio-hog: true
gpios: true
input: true
output-high: true
output-low: true
line-name: true
required:
- gpio-hog
- gpios
required:
- compatible
- reg
- interrupts
- "#interrupt-cells"
- interrupt-controller
- "#gpio-cells"
- gpio-controller
- clocks
additionalProperties: false
examples:
- |
gpio@20122000 {
compatible = "microchip,mpfs-gpio";
reg = <0x20122000 0x1000>;
clocks = <&clkcfg 25>;
interrupt-parent = <&plic>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <1>;
interrupts = <53>, <53>, <53>, <53>,
<53>, <53>, <53>, <53>,
<53>, <53>, <53>, <53>,
<53>, <53>, <53>, <53>,
<53>, <53>, <53>, <53>,
<53>, <53>, <53>, <53>,
<53>, <53>, <53>, <53>,
<53>, <53>, <53>, <53>;
};
...
|
