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-rw-r--r--Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt6
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
index 69041373e018..68230b575674 100644
--- a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
+++ b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
@@ -32,10 +32,14 @@ Required nodes : a sub-node is required for each port the phy provides.
Required properties (port (child) node):
- #phy-cells : must be 0. See ./phy-bindings.txt for details.
- interrupts : specify an interrupt for each entry in interrupt-names.
- - interrupt-names : a list which shall be the following entries:
+ - interrupt-names : a list which should be one of the following cases:
+ Regular case:
* "otg-id" : for the otg id interrupt.
* "otg-bvalid" : for the otg vbus interrupt.
* "linestate" : for the host/otg linestate interrupt.
+ Some SoCs use one interrupt with the above muxed together, so for these
+ * "otg-mux" : otg-port interrupt, which mux otg-id/otg-bvalid/linestate
+ to one.
Optional properties:
- phy-supply : phandle to a regulator that provides power to VBUS.