# Get artifacts
wget http://releases.linaro.org/11.11/ubuntu/leb-imx53/hwpack_linaro-lt-mx5_20111123-1_armel_supported.tar.gz http://releases.linaro.org/11.11/ubuntu/leb-imx53/linaro-o-ubuntu-desktop-tar-20111121-0.tar.gz
# Get linaro-image-tools
sudo add-apt-repository ppa:linaro-maintainers/tools
sudo apt-get update
sudo apt-get install linaro-image-tools
# Insert SD card and note the assigned '/dev/sdX' or '/dev/mmcblk0'
dmesg
# Create media
sudo linaro-media-create --mmc /dev/sdX --dev mx53loco --hwpack hwpack_linaro-lt-mx5_20111123-1_armel_supported.tar.gz --binary linaro-o-ubuntu-desktop-tar-20111121-0.tar.gz
For more information on how to use this builds please see the Linaro wiki at:
http://wiki.linaro.org/Platform/DevPlatform/Ubuntu/ImageInstallation