Hi, I just recently have gotten WPA working with my bcm4306 card and am using the 2.6.20.3 vanilla kernel.
I've noticed alot of spamming in the logs related to WPA such as the following:
bcm43xx: Keys cleared
bcm43xx: Selected 802.11 core (phytype 2)
bcm43xx: set security called, .level = 0 ...