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dt-bindings: usb: mtk-xhci: add optional properies to disable ports

Add optional properies to disable usb2 or usb3 ports, they are used
when provided ports are not used on some special platforms.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Chunfeng Yun před 3 roky
rodič
revize
eb885c98ed

+ 4 - 0
doc/device-tree-bindings/usb/mediatek,mtk-xhci.txt

@@ -25,6 +25,10 @@ Required properties:
 
 Optional properties:
  - vbus-supply : reference to the VBUS regulator;
+ - mediatek,u3p-dis-msk : mask to disable u3ports, bit0 for u3port0,
+	bit1 for u3port1, ... etc;
+ - mediatek,u2p-dis-msk : mask to disable u2ports, bit0 for u2port0,
+	bit1 for u2port1, ... etc;
 
 Example:
 xhci: usb@1a0c0000 {