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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>
This commit is contained in:
Chunfeng Yun 2020-12-23 09:52:21 +08:00 committed by Marek Vasut
parent 04232f78b3
commit eb885c98ed
1 changed files with 4 additions and 0 deletions
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4
doc/device-tree-bindings/usb/mediatek,mtk-xhci.txt
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@ -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 {