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    Subject[PATCH v4 4/6] dt-bindings: interrupt-controller: Add Loongson PCH PIC
    Date
    Add binding for Loongson PCH PIC Controller.

    Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
    --
    v2:
    - Fix naming
    - Mark loongson,pic-base-vec as required
    ---
    .../loongson,pch-pic.yaml | 53 +++++++++++++++++++
    1 file changed, 53 insertions(+)
    create mode 100644 Documentation/devicetree/bindings/interrupt-controller/loongson,pch-pic.yaml

    diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,pch-pic.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,pch-pic.yaml
    new file mode 100644
    index 000000000000..9306741f7bec
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,pch-pic.yaml
    @@ -0,0 +1,53 @@
    +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    +%YAML 1.2
    +---
    +$id: "http://devicetree.org/schemas/interrupt-controller/loongson,pch-pic.yaml#"
    +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
    +
    +title: Loongson PCH PIC Controller
    +
    +maintainers:
    + - Jiaxun Yang <jiaxun.yang@flygoat.com>
    +
    +description:
    + This interrupt controller is found in the Loongson LS7A family of PCH for
    + transforming interrupts from on-chip devices into HyperTransport vectorized
    + interrupts.
    +
    +properties:
    + compatible:
    + const: loongson,pch-pic-1.0
    +
    + reg:
    + maxItems: 1
    +
    + loongson,pic-base-vec:
    + $ref: '/schemas/types.yaml#/definitions/uint32'
    + description: |
    + u32 value of the base of parent HyperTransport vector allocated
    + to PCH PIC.
    +
    + interrupt-controller: true
    +
    + '#interrupt-cells':
    + const: 2
    +
    +required:
    + - compatible
    + - reg
    + - loongson,pic-base-vec
    + - interrupt-controller
    + - '#interrupt-cells'
    +
    +examples:
    + - |
    + #include <dt-bindings/interrupt-controller/irq.h>
    + pic: interrupt-controller@10000000 {
    + compatible = "loongson,pch-pic-1.0";
    + reg = <0x10000000 0x400>;
    + interrupt-controller;
    + #interrupt-cells = <2>;
    + loongson,pic-base-vec = <64>;
    + interrupt-parent = <&htvec>;
    + };
    +...
    --
    2.26.2
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