ASUS has announced the availability of the AGESA 1.2.0.2 firmware. The update is supposed to fix the USB connectivity problems that AMD 500-series chipset board owners had reported experiencing.
Agesa 1.2.0.2 RSS
AMD has released a statement about USB problems that 500-series chipset motherboard users have been reporting for a while. The company says it's investigating but would appreciate more feedback.