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lastdragon
2026-09-06 12:53:21 -06:00
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linux-7.2.3/Documentation/ABI/testing/sysfs-class-usb_role
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What: /sys/class/usb_role/
Date: Jan 2018
Contact: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Description:
Place in sysfs for USB Role Switches. USB Role Switch is a
device that can select the data role (host or device) for USB
port.
What: /sys/class/usb_role/<switch>/role
Date: Jan 2018
Contact: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Description:
The current role of the switch. This attribute can be used for
requesting role swapping with non-USB Type-C ports. With USB
Type-C ports, the ABI defined for USB Type-C connector class
must be used.
Valid values:
- none
- host
- device
What: /sys/class/usb_role/<switch>/connector
Date: Feb 2024
Contact: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Description:
Optional symlink to the USB Type-C connector.