linux-sg2042/Documentation/ABI/testing/sysfs-class-power-twl4030

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What: /sys/class/power_supply/twl4030_ac/max_current
/sys/class/power_supply/twl4030_usb/max_current
Description:
Read/Write limit on current which may
be drawn from the ac (Accessory Charger) or
USB port.
Value is in micro-Amps.
Value is set automatically to an appropriate
value when a cable is plugged or unplugged.
Value can the set by writing to the attribute.
The change will only persist until the next
plug event. These event are reported via udev.