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# SPDX-License-Identifier: (GPL-
2.
0-only OR BSD-
2-Clause)
%YAML
1.
2
---
$id:
http://devicetree.org/schemas/gpio/gpio-vf610.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: Freescale VF610 PORT/GPIO module
maintainers:
- Stefan Agner <stefan@agner.ch>
description: |
The Freescale PORT/GPIO modules are two adjacent modules providing GPIO
functionality. Each pair serves
32 GPIOs. The VF610 has
5 instances of
each, and each PORT module has its own interrupt.
Note: Each GPIO port should have an alias correctly numbered in "aliases"
node.
properties:
compatible:
oneOf:
- const: fsl,imx8ulp-gpio
- const: fsl,vf610-gpio
- items:
- const: fsl,imx7ulp-gpio
- const: fsl,vf610-gpio
- items:
- enum:
- fsl,imx93-gpio
- fsl,imx94-gpio
- fsl,imx95-gpio
- const: fsl,imx8ulp-gpio
reg:
minItems:
1
maxItems:
2
interrupts:
items:
- description: GPIO Trustzone non-secure interrupt number
- description: GPIO Trustzone secure interrupt number
minItems:
1
interrupt-controller: true
"#interrupt-cells":
const:
2
"#gpio-cells":
const:
2
gpio-controller: true
gpio-line-names:
minItems:
1
maxItems:
32
clocks:
items:
- description: SoC GPIO clock
- description: SoC PORT clock
clock-names:
items:
- const: gpio
- const: port
gpio-ranges:
minItems:
1
maxItems:
4
gpio-reserved-ranges: true
ngpios:
minimum:
1
maximum:
32
default:
32
patternProperties:
"^.+-hog(-[
0-
9]+)?$":
type: object
required:
- gpio-hog
required:
- compatible
- reg
- interrupts
- interrupt-controller
- "#interrupt-cells"
- "#gpio-cells"
- gpio-controller
allOf:
- if:
properties:
compatible:
contains:
enum:
- fsl,vf610-gpio
- fsl,imx7ulp-gpio
then:
properties:
interrupts:
maxItems:
1
reg:
items:
- description: PORT register base address
- description: GPIO register base address
else:
properties:
interrupts:
minItems:
2
reg:
items:
- description: GPIO register base address
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
gpio1: gpio@
40049000 {
compatible = "fsl,vf610-gpio";
reg = <
0x40049000
0x1000>, <
0x400ff000
0x40>;
interrupts = <
0 107 IRQ_TYPE_LEVEL_HIGH>;
gpio-controller;
#gpio-cells = <
2>;
interrupt-controller;
#interrupt-cells = <
2>;
gpio-ranges = <&iomuxc
0 0 32>;
};