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    Subject[PATCH v2 08/19] dt-bindings: interrupt-controller: Add Loongson-3 HTINTC
    Date
    Document Loongson-3 HyperTransport Interrupt controller.

    Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
    Reviewed-by: Rob Herring <robh@kernel.org>
    ---
    .../loongson,ls3-htintc.yaml | 55 +++++++++++++++++++
    1 file changed, 55 insertions(+)
    create mode 100644 Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml

    diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
    new file mode 100644
    index 000000000000..51fee46ab060
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
    @@ -0,0 +1,55 @@
    +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    +%YAML 1.2
    +---
    +$id: "http://devicetree.org/schemas/interrupt-controller/loongson,ls3-htintc.yaml#"
    +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
    +
    +title: Loongson-3 HyperTransport Interrupt Controller
    +
    +maintainers:
    + - Jiaxun Yang <jiaxun.yang@flygoat.com>
    +
    +description: |
    + This interrupt controller is found in the Loongson-3 family of chips to transfer
    + interrupts from PCH connected on HyperTransport bus.
    +
    +properties:
    + compatible:
    + const: loongson,ls3-htintc
    +
    + reg:
    + maxItems: 1
    +
    + interrupts:
    + maxItems: 4
    + description: |
    + Four parent interrupts that recieve chained interrupt randomly.
    +
    + interrupt-controller: true
    +
    + '#interrupt-cells':
    + const: 1
    +
    +required:
    + - compatible
    + - reg
    + - interrupts
    + - interrupt-controller
    + - '#interrupt-cells'
    +
    +examples:
    + - |
    + #include <dt-bindings/interrupt-controller/irq.h>
    + htintc: interrupt-controller@fb000080 {
    + compatible = "loongson,ls3-htintc";
    + reg = <0xfb000080 0x100>;
    + interrupt-controller;
    + #interrupt-cells = <1>;
    +
    + interrupt-parent = <&iointc>;
    + interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
    + <25 IRQ_TYPE_LEVEL_HIGH>,
    + <26 IRQ_TYPE_LEVEL_HIGH>,
    + <27 IRQ_TYPE_LEVEL_HIGH>;
    + };
    +...
    --
    2.22.0
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