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    Subject[PATCH v4 2/4] dt-bindings: interrupt-controller: msi: Add msi-ranges property
    Date
    From: Mark Kettenis <kettenis@openbsd.org>

    Update the MSI controller binding to add an msi-ranges property
    that specifies how MSIs map onto regular interrupts on some other
    interrupt controller.

    Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
    ---
    .../bindings/interrupt-controller/msi-controller.yaml | 8 ++++++++
    1 file changed, 8 insertions(+)

    diff --git a/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml b/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml
    index 5ed6cd46e2e0..bf8b8a7dba09 100644
    --- a/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml
    +++ b/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml
    @@ -31,4 +31,12 @@ properties:
    Identifies the node as an MSI controller.
    $ref: /schemas/types.yaml#/definitions/flag

    + msi-ranges:
    + description:
    + A list of pairs <intid span>, where "intid" is the specification
    + of the first interrupt (including the phandle for the interrupt
    + controller) that can be used as an MSI, and "span" the size of
    + that range. Multiple ranges can be provided.
    + $ref: /schemas/types.yaml#/definitions/phandle-array
    +
    additionalProperties: true
    --
    2.32.0
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