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    SubjectRe: [PATCH v3 11/28] dt-bindings: usb: dwc3: Add snps,num-hc-interrupters definition
    On Wed, Mar 08, 2023 at 03:57:34PM -0800, Wesley Cheng wrote:
    > Add a new definition for specifying how many XHCI secondary interrupters
    > can be allocated. XHCI in general can potentially support up to 1024
    > interrupters, which some uses may want to limit depending on how many
    > users utilize the interrupters.
    >
    > Signed-off-by: Wesley Cheng <quic_wcheng@quicinc.com>
    > ---
    > .../devicetree/bindings/usb/snps,dwc3.yaml | 13 +++++++++++++
    > 1 file changed, 13 insertions(+)
    >
    > diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
    > index be36956af53b..4e2417191f93 100644
    > --- a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
    > +++ b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
    > @@ -359,6 +359,19 @@ properties:
    > items:
    > enum: [1, 4, 8, 16, 32, 64, 128, 256]
    >
    > + snps,num-hc-interrupters:
    > + description:
    > + Defines the maximum number of XHCI host controller interrupters that can
    > + be supported. The XHCI host controller has support to allocate multiple
    > + event rings, which can be assigned to different clients/users. The DWC3
    > + controller has a maximum of 8 interrupters. If this is not defined then
    > + the value will be defaulted to 1. This parameter is used only when
    > + operating in host mode.

    Is this an XHCI or DWC3 feature? The former should be added to the XHCI
    binding.

    > + $ref: /schemas/types.yaml#/definitions/uint8
    > + minimum: 1
    > + maximum: 8
    > + default: 1
    > +
    > port:
    > $ref: /schemas/graph.yaml#/properties/port
    > description:

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