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dt-bindings: interrupt-controller: Add bindings for SP7021 interrupt …
…controller Add documentation to describe Sunplus SP7021 interrupt controller bindings. Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Qin Jian <qinjian@cqplus1.com>
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Documentation/devicetree/bindings/interrupt-controller/sunplus,sp7021-intc.yaml
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | ||
# Copyright (C) Sunplus Co., Ltd. 2021 | ||
%YAML 1.2 | ||
--- | ||
$id: http://devicetree.org/schemas/interrupt-controller/sunplus,sp7021-intc.yaml# | ||
$schema: http://devicetree.org/meta-schemas/core.yaml# | ||
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title: Sunplus SP7021 SoC Interrupt Controller Device Tree Bindings | ||
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maintainers: | ||
- Qin Jian <qinjian@cqplus1.com> | ||
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properties: | ||
compatible: | ||
items: | ||
- const: sunplus,sp7021-intc | ||
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reg: | ||
maxItems: 2 | ||
description: | ||
Specifies base physical address(s) and size of the controller regs. | ||
The 1st region include type/polarity/priority/mask regs. | ||
The 2nd region include clear/masked_ext0/masked_ext1/group regs. | ||
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interrupt-controller: true | ||
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"#interrupt-cells": | ||
const: 2 | ||
description: | ||
The first cell is the IRQ number, the second cell is the trigger | ||
type as defined in interrupt.txt in this directory. | ||
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interrupts: | ||
maxItems: 2 | ||
description: | ||
EXT_INT0 & EXT_INT1, 2 interrupts references to primary interrupt | ||
controller. | ||
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required: | ||
- compatible | ||
- reg | ||
- interrupt-controller | ||
- "#interrupt-cells" | ||
- interrupts | ||
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additionalProperties: false | ||
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examples: | ||
- | | ||
#include <dt-bindings/interrupt-controller/arm-gic.h> | ||
intc: interrupt-controller@9c000780 { | ||
compatible = "sunplus,sp7021-intc"; | ||
reg = <0x9c000780 0x80>, <0x9c000a80 0x80>; | ||
interrupt-controller; | ||
#interrupt-cells = <2>; | ||
interrupt-parent = <&gic>; | ||
interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, /* EXT_INT0 */ | ||
<GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; /* EXT_INT1 */ | ||
}; | ||
... |
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