Comment 26 for bug 659143

Instructions in comment #16 worked for me, thanks Wolfgang!

This is my device, a RT3090 as well, apparently the same as Phil's:

04:00.0 Network controller: RaLink RT3090 Wireless 802.11n 1T/1R PCIe
 Subsystem: Lite-On Communications Inc Device 6632
 Flags: bus master, fast devsel, latency 0, IRQ 17
 Memory at fbff0000 (32-bit, non-prefetchable) [size=64K]
 Capabilities: <access denied>
 Kernel driver in use: rt2800pci
 Kernel modules: rt2800pci, rt2860sta