forked from ~ljy/RK356X_SDK_RELEASE

hc
2023-02-18 a08c8b75ee83d7f62c9aefc23bfb42082aa4076c
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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.