From fe8e488058c47e9a8a2c85321f7198a0a17b0131 Mon Sep 17 00:00:00 2001 From: Chunfeng Yun Date: Sat, 10 Apr 2021 13:10:03 +0800 Subject: [PATCH] dt-bindings: usb: mtk-xhci: add wakeup interrupt 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 Signed-off-by: Chunfeng Yun Link: https://lore.kernel.org/r/1618031406-15347-2-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Greg Kroah-Hartman --- .../devicetree/bindings/usb/mediatek,mtk-xhci.yaml | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml index 69c3e7d0f9dd..240882b12565 100644 --- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml +++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml @@ -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