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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/interrupt-controller/fsl,irqsteer.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Freescale IRQSTEER Interrupt Multiplexer
maintainers:
- Lucas Stach <l.stach@pengutronix.de>
properties:
compatible:
oneOf:
- const: fsl,imx-irqsteer
- items:
- enum:
- fsl,imx8m-irqsteer
- fsl,imx8mp-irqsteer
- fsl,imx8qxp-irqsteer
- const: fsl,imx-irqsteer
reg:
maxItems: 1
interrupts:
description: |
should contain the up to 8 parent interrupt lines used to multiplex
the input interrupts. They should be specified sequentially from
output 0 to 7.
items:
- description: output interrupt 0
- description: output interrupt 1
- description: output interrupt 2
- description: output interrupt 3
- description: output interrupt 4
- description: output interrupt 5
- description: output interrupt 6
- description: output interrupt 7
minItems: 1
clocks:
maxItems: 1
clock-names:
const: ipg
power-domains:
maxItems: 1
interrupt-controller: true
"#interrupt-cells":
const: 1
fsl,channel:
$ref: /schemas/types.yaml#/definitions/uint32
description: |
u32 value representing the output channel that all input IRQs should be
steered into.
fsl,num-irqs:
$ref: /schemas/types.yaml#/definitions/uint32
description: |
u32 value representing the number of input interrupts of this channel,
should be multiple of 32 input interrupts and up to 512 interrupts.
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- interrupt-controller
- "#interrupt-cells"
- fsl,channel
- fsl,num-irqs
allOf:
- if:
properties:
compatible:
contains:
enum:
- fsl,imx8mp-irqsteer
- fsl,imx8qxp-irqsteer
then:
required:
- power-domains
else:
properties:
power-domains: false
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/imx8mq-clock.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
interrupt-controller@32e2d000 {
compatible = "fsl,imx-irqsteer";
reg = <0x32e2d000 0x1000>;
interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX8MQ_CLK_DISP_APB_ROOT>;
clock-names = "ipg";
fsl,channel = <0>;
fsl,num-irqs = <64>;
interrupt-controller;
#interrupt-cells = <1>;
};
|
