Add binding to configure the default role the controller assumes is host mode when the usb role is USB_ROLE_NONE. Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Cc: Rob Herring <robh+dt@xxxxxxxxxx> Cc: Mark Rutland <mark.rutland@xxxxxxx> CC: ShuFan Lee <shufan_lee@xxxxxxxxxxx> Cc: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx> Cc: Suzuki K Poulose <suzuki.poulose@xxxxxxx> Cc: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx> Cc: Yu Chen <chenyu56@xxxxxxxxxx> Cc: Felipe Balbi <balbi@xxxxxxxxxx> Cc: Hans de Goede <hdegoede@xxxxxxxxxx> Cc: Andy Shevchenko <andy.shevchenko@xxxxxxxxx> Cc: Jun Li <lijun.kernel@xxxxxxxxx> Cc: Valentin Schneider <valentin.schneider@xxxxxxx> Cc: Jack Pham <jackp@xxxxxxxxxxxxxx> Cc: linux-usb@xxxxxxxxxxxxxxx Cc: devicetree@xxxxxxxxxxxxxxx Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx> --- Documentation/devicetree/bindings/usb/generic.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/generic.txt b/Documentation/devicetree/bindings/usb/generic.txt index cf5a1ad456e6..013782fde293 100644 --- a/Documentation/devicetree/bindings/usb/generic.txt +++ b/Documentation/devicetree/bindings/usb/generic.txt @@ -34,6 +34,11 @@ Optional properties: the USB data role (USB host or USB device) for a given USB connector, such as Type-C, Type-B(micro). see connector/usb-connector.txt. + - role-switch-default-host: boolean, indicating if usb-role-switch is enabled + the device default operation mode of controller while + usb role is USB_ROLE_NONE is host mode. If this is not + set or false, it will be assumed the default is device + mode. This is an attribute to a USB controller such as: -- 2.17.1