usb: dwc3: add an alternate path in vbus_draw callback

This patch adds an alternate path in vbus_draw callback through
power supply property POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT.

Signed-off-by: Ray Chi <raychi@google.com>
Link: https://lore.kernel.org/r/20210222115149.3606776-3-raychi@google.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>