the usb host does not work at all after '71 update.
well, if i connect the usb host cable without any usb device attached, that's the of dmesg output:
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twl4030_usb twl4030_usb: regulator_enable twl4030_usb-usb3v1 enabled 1
twl4030_usb twl4030_usb: regulator_enable twl4030_usb-usb1v8 enabled 1
twl4030_usb twl4030_usb: regulator_enable twl4030_usb-usb1v5 enabled 1
usb_switch_print_state: 3 ATTACHED_HOST
usb_switch_print_state: 3 ATTACHED_HOST
twl4030_usb twl4030_usb: regulator_enable twl4030_usb-usb1v5 enabled 0
twl4030_usb twl4030_usb: regulator_enable twl4030_usb-usb1v8 enabled 0
twl4030_usb twl4030_usb: regulator_enable twl4030_usb-usb3v1 enabled 0
musb_hdrc: version 6.0, musb-dma, peripheral, debug=0
twl4030_usb twl4030_usb: regulator_enable twl4030_usb-usb3v1 enabled 1
twl4030_usb twl4030_usb: regulator_enable twl4030_usb-usb1v8 enabled 1
twl4030_usb twl4030_usb: regulator_enable twl4030_usb-usb1v5 enabled 1
musb_hdrc: USB Host mode controller at fa0ab000 using DMA, IRQ 92
musb_hdrc musb_hdrc: MUSB HDRC host driver
/mnt/flash/releases/G8A/v2.0.70-r81036/arcbuild/linux/drivers/usb/core/inode.c: creating file '002'
musb_hdrc musb_hdrc: new USB bus registered, assigned bus number 2
usb usb2: default language 0x0409
usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb2: Product: MUSB HDRC host driver
usb usb2: Manufacturer: Linux 2.6.29-omap1 musb-hcd
usb usb2: SerialNumber: musb_hdrc
usb usb2: uevent
usb usb2: usb_probe_device
usb usb2: configuration #1 chosen from 1 choice
usb usb2: adding 2-0:1.0 (config #1, interface 0)
usb 2-0:1.0: uevent
hub 2-0:1.0: usb_probe_interface
hub 2-0:1.0: usb_probe_interface - got id
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 1 port detected
hub 2-0:1.0: standalone hub
hub 2-0:1.0: individual port power switching
hub 2-0:1.0: no over-current protection
hub 2-0:1.0: power on to power good time: 10ms
hub 2-0:1.0: 100mA bus power budget for each child
hub 2-0:1.0: local power source is good
hub 2-0:1.0: enabling power on all ports
/mnt/flash/releases/G8A/v2.0.70-r81036/arcbuild/linux/drivers/usb/core/inode.c: creating file '001'
hub 2-0:1.0: state 7 ports 1 chg 0000 evt 0000
hub 2-0:1.0: hub_suspend
usb usb2: bus auto-suspend
that's the mount output (the output is the same even connecting the usb memory)
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rootfs on / type rootfs (rw)
/dev/mmcblk0p2 on /mnt/system type ext3 (rw,noexec,noatime,errors=continue,data=ordered)
/dev/loop0 on / type squashfs (ro,noatime)
tmpfs on /dev type tmpfs (rw,mode=755)
devpts on /dev/pts type devpts (rw,mode=600)
proc on /proc type proc (rw)
sysfs on /sys type sysfs (rw)
usbfs on /proc/bus/usb type usbfs (rw,devuid=1000,busuid=1000,listuid=1000)
debugfs on /sys/kernel/debug type debugfs (rw)
tmpfs on /mnt/asec type tmpfs (rw,mode=755,gid=1000)
tmpfs on /tmp type tmpfs (rw)
/dev/block/mmcblk0p1 on /mnt/rawfs type rawfs (rw)
/dev/block/mmcblk0p2 on /mnt/system type ext3 (rw,nosuid,noexec,noatime,errors=continue,data=ordered)
/dev/block/mmcblk0p3 on /cache type ext3 (rw,nosuid,noexec,noatime,errors=continue,data=ordered)
/dev/block/mmcblk0p4 on /data type ext3 (rw,nosuid,noatime,errors=continue,data=ordered)
none on /dev/cpuctl type cgroup (rw,cpu)
tmpfs on /dev/shm type tmpfs (rw)
/dev/block/vold/179:9 on /mnt/storage type vfat (rw,dirsync,nosuid,nodev,noexec,noatime,nodiratime,uid=1000,gid=1015,fmask=0000,dmask=0000,allow_utime=0022,codepage=cp437,iocharset=iso8859-1,utf8,errors=remount-ro)
/dev/block/vold/179:9 on /mnt/secure/asec type vfat (rw,dirsync,nosuid,nodev,noexec,noatime,nodiratime,uid=1000,gid=1015,fmask=0000,dmask=0000,allow_utime=0022,codepage=cp437,iocharset=iso8859-1,utf8,errors=remount-ro)
tmpfs on /mnt/storage/.android_secure type tmpfs (ro,size=0k,mode=000)
/dev/block/vold/179:17 on /mnt/storage/sdcard type vfat (rw,dirsync,nosuid,nodev,noexec,noatime,nodiratime,uid=1000,gid=1015,fmask=0000,dmask=0000,allow_utime=0022,codepage=cp437,iocharset=iso8859-1,utf8,errors=remount-ro)
fusesmb on /mnt/storage/network/smb type fuse (rw,nosuid,nodev,user_id=0,group_id=0,allow_other,max_read=32768)
/dev/block/dm-0 on /mnt/asec/com.wyse.pocketcloudfree-1 type vfat (ro,dirsync,nosuid,nodev,noexec,noatime,nodiratime,uid=1000,fmask=0000,dmask=0000,allow_utime=0022,codepage=cp437,iocharset=iso8859-1,utf8,errors=remount-ro)
djmount on /mnt/storage/network/upnp type fuse (ro,nosuid,nodev,user_id=0,group_id=0,allow_other)
/dev/block/dm-1 on /mnt/asec/com.rovio.angrybirds-1 type vfat (ro,dirsync,nosuid,nodev,noexec,noatime,nodiratime,uid=1000,fmask=0000,dmask=0000,allow_utime=0022,codepage=cp437,iocharset=iso8859-1,utf8,errors=remount-ro)
/dev/block/dm-2 on /mnt/asec/com.world.newspapers-1 type vfat (ro,dirsync,nosuid,nodev,noexec,noatime,nodiratime,uid=1000,fmask=0000,dmask=0000,allow_utime=0022,codepage=cp437,iocharset=iso8859-1,utf8,errors=remount-ro)