Add the definition for how many interrupts the XHCI host controller should
allocate. XHCI can potentially support up to 1024 interrupters, which
implementations may want to limit.
Signed-off-by: Wesley Cheng <quic_wcheng@xxxxxxxxxxx>
---
Documentation/devicetree/bindings/usb/usb-xhci.yaml | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.yaml b/Documentation/devicetree/bindings/usb/usb-xhci.yaml
index 180a261c3e8f..4238ae896ef6 100644
--- a/Documentation/devicetree/bindings/usb/usb-xhci.yaml
+++ b/Documentation/devicetree/bindings/usb/usb-xhci.yaml
@@ -29,6 +29,12 @@ properties:
description: Interrupt moderation interval
default: 5000
+ num-hc-interrupters:
+ description: Maximum number of interrupters to allocate
+ $ref: /schemas/types.yaml#/definitions/uint16
+ minimum: 1
+ maximum: 1024
+
additionalProperties: true
examples:
