| Message ID | 20240102214549.22498-16-quic_wcheng@quicinc.com |
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Subject: [PATCH v12 15/41] dt-bindings: usb: dwc3: Limit num-hc-interrupters
definition
Date: Tue, 2 Jan 2024 13:45:23 -0800
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| Series |
Introduce QC USB SND audio offloading support
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Commit Message
Wesley Cheng
Jan. 2, 2024, 9:45 p.m. UTC
Ensure that the number of XHCI secondary interrupters defined for a DWC3 based implementation is limited to 8. XHCI in general can potentially support up to 1024 interrupters. Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Wesley Cheng <quic_wcheng@quicinc.com> --- Documentation/devicetree/bindings/usb/snps,dwc3.yaml | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml index ee5af4b381b1..203a1eb66691 100644 --- a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml +++ b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml @@ -432,6 +432,10 @@ properties: items: enum: [1, 4, 8, 16, 32, 64, 128, 256] + num-hc-interrupters: + maximum: 8 + default: 1 + port: $ref: /schemas/graph.yaml#/properties/port description: