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: