[PATCH 2/6] dt-bindings: usb: mtk-xhci: support USB wakeup for MT8183

[Chunfeng Yun]

Support USB wakeup by ip-sleep mode for MT8183

Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt
index 266c2d917a28..9a0a9eb0456f 100644
--- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt
@@ -41,6 +41,7 @@ Optional properties:
 	"wakeup-source", and has two arguments:
 	- the first one : register base address of the glue layer in syscon;
 	- the second one : hardware version of the glue layer
+		- 0 : used by mt8183 etc
 		- 1 : used by mt8173 etc
 		- 2 : used by mt2712 etc
  - mediatek,u3p-dis-msk : mask to disable u3ports, bit0 for u3port0,
-- 
2.23.0