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doc: dt-binding: cdns,usb3: add wakeup-irq 

To support low power mode for controller, the driver needs wakeup-irq
to reflect the signal changing after controller is stopped, and waking
the controller up accordingly.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
This commit is contained in:
Peter Chen 2020-10-20 10:44:06 +08:00
parent 4006239098
commit 1bc514dfd1
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Documentation/devicetree/bindings/usb/cdns,usb3.yaml
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@ -26,16 +26,21 @@ properties:
- const: dev
interrupts:
minItems: 3
items:
- description: OTG/DRD controller interrupt
- description: XHCI host controller interrupt
- description: Device controller interrupt
- description: interrupt used to wake up core, e.g when usbcmd.rs is
cleared by xhci core, this interrupt is optional
interrupt-names:
minItems: 3
items:
- const: host
- const: peripheral
- const: otg
- const: wakeup
dr_mode:
enum: [host, otg, peripheral]