Linux on the Nintendo GameCube and Wii

hi gurus,

just want to know if usb 2.0 is supported in wii-linux kernel 2.6.29?

here is my usbtree output, i only see the root_hub 12M, is it USB 1.1?
/: Bus 01.Port 1: Dev 1, Class=root_hub, Drv=/15p, 12M
    |_ Port 1: Dev 2, If 0, Prod=BCM2045A, Class=unk., Drv=btusb, 12M
    |_ Port 1: Dev 2, If 1, Prod=, Class=unk., Drv=btusb, 12M
    |_ Port 1: Dev 2, If 2, Prod=, Class=vend., Drv=none, 12M
    |_ Port 1: Dev 2, If 3, Prod=, Class=app., Drv=none, 12M
    |_ Port 2: Dev 3, If 0, Prod=AX88772, Class=vend., Drv=asix, 12M
    |_ Port 3: Dev 4, If 0, Prod=USB2.0-CRW, Class=stor., Drv=usb-storage,
12M

Thanks,
Leo