sysfs-platform-twl4030-usb 218 Bytes edit raw blame history 1 2 3 4 5 6 7 8 What: /sys/bus/platform/devices/*twl4030-usb/vbus Description: Read-only status reporting if VBUS (approx 5V) is being supplied by the USB bus. Possible values: "on", "off". Changes are notified via select/poll.