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-rw-r--r--Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt
index 7d0089006e67..38c5fa21f435 100644
--- a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt
+++ b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.txt
@@ -184,6 +184,12 @@ Required properties:
- "device": for USB device mode
- "otg": for USB OTG mode
+Required properties for OTG/Peripheral capable USB2 ports:
+- usb-role-switch: Boolean property to indicate that the port support OTG or
+ peripheral mode. If present, the port supports switching between USB host
+ and peripheral roles. Connector should be added as subnode.
+ See usb/usb-conn-gpio.txt.
+
Optional properties:
- nvidia,internal: A boolean property whose presence determines that a port
is internal. In the absence of this property the port is considered to be