66 lines
1.4 KiB
YAML
66 lines
1.4 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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# Copyright (C) 2015, 2024, Intel Corporation
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/altr,msi-controller.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Altera PCIe MSI controller
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maintainers:
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- Matthew Gerlach <matthew.gerlach@linux.intel.com>
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properties:
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compatible:
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enum:
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- altr,msi-1.0
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reg:
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items:
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- description: CSR registers
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- description: Vectors slave port region
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reg-names:
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items:
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- const: csr
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- const: vector_slave
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interrupts:
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maxItems: 1
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msi-controller: true
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num-vectors:
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description: number of vectors
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$ref: /schemas/types.yaml#/definitions/uint32
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minimum: 1
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maximum: 32
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required:
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- compatible
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- reg
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- reg-names
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- interrupts
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- msi-controller
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- num-vectors
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allOf:
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- $ref: /schemas/interrupt-controller/msi-controller.yaml#
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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msi@ff200000 {
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compatible = "altr,msi-1.0";
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reg = <0xff200000 0x00000010>,
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<0xff200010 0x00000080>;
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reg-names = "csr", "vector_slave";
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interrupt-parent = <&hps_0_arm_gic_0>;
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interrupts = <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>;
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msi-controller;
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num-vectors = <32>;
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};
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