By default CPU is working 100% all time (2200Mhz)   with the script found in previous post it works (bootloader 1.02b) on AMD   before: fixed state: sh-4.3# grep MHz /proc/cpuinfo cpu MHz         : 2200.000 cpu MHz         : 2200.000 after: sh-4.3# grep MHz /proc/cpuinfo cpu MHz         : 800.000 cpu MHz         : 1300.000 sh-4.3# grep MHz /proc/cpuinfo cpu MHz         : 800.000 cpu MHz         : 800.000 sh-4.3# grep MHz /proc/cpuinfo cpu MHz         : 800.000 cpu