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dt-bindings: usb: mtk-xhci: add wakeup interrupt

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Add an interrupt which is EINT usually to support runtime PM,
meanwhile add "interrupt-names" property, for backward
compatibility, it's optional and used when wakeup interrupt
exists

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1618031406-15347-2-git-send-email-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Chunfeng Yun 2021-04-10 13:10:03 +08:00 committed by Greg Kroah-Hartman
parent 82dad9fb68
commit fe8e488058
1 changed files with 12 additions and 1 deletions
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13
Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
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@ -46,7 +46,18 @@ properties:
- const: ippc # optional, only needed for case 1.
interrupts:
maxItems: 1
description:
use "interrupts-extended" when the interrupts are connected to the
separate interrupt controllers
minItems: 1
items:
- description: xHCI host controller interrupt
- description: optional, wakeup interrupt used to support runtime PM
interrupt-names:
items:
- const: host
- const: wakeup
power-domains:
description: A phandle to USB power domain node to control USB's MTCMOS