18c2ecf20Sopenharmony_ciWhat: /sys/bus/platform/devices/*twl4030-usb/vbus 28c2ecf20Sopenharmony_ciDescription: 38c2ecf20Sopenharmony_ci Read-only status reporting if VBUS (approx 5V) 48c2ecf20Sopenharmony_ci is being supplied by the USB bus. 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ci Possible values: "on", "off". 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ci Changes are notified via select/poll. 9