loongson,pch-msi.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: "http://devicetree.org/schemas/interrupt-controller/loongson,pch-msi.yaml#"
    5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
    6 
    7 title: Loongson PCH MSI Controller
    8 
    9 maintainers:
   10   - Jiaxun Yang <jiaxun.yang@flygoat.com>
   11 
   12 description:
   13   This interrupt controller is found in the Loongson LS7A family of PCH for
   14   transforming interrupts from PCIe MSI into HyperTransport vectorized
   15   interrupts.
   16 
   17 properties:
   18   compatible:
   19     const: loongson,pch-msi-1.0
   20 
   21   reg:
   22     maxItems: 1
   23 
   24   loongson,msi-base-vec:
   25     description:
   26       u32 value of the base of parent HyperTransport vector allocated
   27       to PCH MSI.
   28     $ref: "/schemas/types.yaml#/definitions/uint32"
   29     minimum: 0
   30     maximum: 255
   31 
   32   loongson,msi-num-vecs:
   33     description:
   34       u32 value of the number of parent HyperTransport vectors allocated
   35       to PCH MSI.
   36     $ref: "/schemas/types.yaml#/definitions/uint32"
   37     minimum: 1
   38     maximum: 256
   39 
   40   msi-controller: true
   41 
   42 required:
   43   - compatible
   44   - reg
   45   - msi-controller
   46   - loongson,msi-base-vec
   47   - loongson,msi-num-vecs
   48 
   49 additionalProperties: true #fixme
   50 
   51 examples:
   52   - |
   53     #include <dt-bindings/interrupt-controller/irq.h>
   54     msi: msi-controller@2ff00000 {
   55       compatible = "loongson,pch-msi-1.0";
   56       reg = <0x2ff00000 0x4>;
   57       msi-controller;
   58       loongson,msi-base-vec = <64>;
   59       loongson,msi-num-vecs = <64>;
   60       interrupt-parent = <&htvec>;
   61     };
   62 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/interrupt-controller/loongson,pch-msi.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/interrupt-controller/loongson,pch-msi.yaml