Some time ago I described how to get more power to your USB ports on your Asus mainboard (e.g. to charge your iPad). Unfortunatley this Asus AICharger tool is only available for Windows. However there is a solution for Linux
If your iPad does not want to charge while connected to an USB port …
… then there could be a solution if your PC has a motherboard from Asus or Gigabyte. As the iPad does need more power than the 500 mA which a standard USB port provides, the iPad does only charge while