linux/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc-gpio.yaml

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YAML

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/gpio/brcm,xgs-iproc-gpio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Broadcom XGS iProc GPIO controller
maintainers:
- Chris Packham <chris.packham@alliedtelesis.co.nz>
description: |
This controller is the Chip Common A GPIO present on a number of Broadcom
switch ASICs with integrated SoCs.
properties:
compatible:
const: brcm,iproc-gpio-cca
reg:
items:
- description: the I/O address containing the GPIO controller registers.
- description: the I/O address containing the Chip Common A interrupt registers.
gpio-controller: true
'#gpio-cells':
const: 2
ngpios:
minimum: 0
maximum: 32
interrupt-controller: true
'#interrupt-cells':
const: 2
interrupts:
maxItems: 1
required:
- compatible
- reg
- "#gpio-cells"
- gpio-controller
additionalProperties: false
dependencies:
interrupt-controller: [ interrupts ]
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
gpio@18000060 {
compatible = "brcm,iproc-gpio-cca";
#gpio-cells = <2>;
reg = <0x18000060 0x50>,
<0x18000000 0x50>;
ngpios = <12>;
gpio-controller;
interrupt-controller;
#interrupt-cells = <2>;
interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
};
...