overclock CPU and DDR clock for ODROID-C2

1. CPU 1.5GHz, DDR Clock 912MHz

2. CPU 1.7GHz, DDR Clock 912MHz

http://odroid.com/dokuwiki/doku.php?id=en:c2_set_cpu_freq

open boot.ini.

# setenv max_freq "2016"  # 2.016GHz
# setenv max_freq "1944"  # 1.944GHz
# setenv max_freq "1944"  # 1.944GHz
# setenv max_freq "1920"  # 1.920GHz
# setenv max_freq "1896"  # 1.896GHz
setenv max_freq "1752"  # 1.752GHz
# setenv max_freq "1680"  # 1.680GHz
# setenv max_freq "1656"  # 1.656GHz
#setenv max_freq "1536"  # 1.536GHz

3. CPU 1.7GHz, DDR Clock 1104MHz

http://odroid.com/dokuwiki/doku.php?id=en:c2_adjust_ddrclk

# su
# mount -o rw,remount /
# wget http://dn.odroid.com/S905/BootLoader/ODROID-C2/c2_update_ddrclk_android.sh
# chmod 755 ./c2_update_ddrclk_android.sh
# ./c2_update_ddrclk_android.sh 1104
# reboot