BeagleBone running at 270MHZ in Ubuntu 12.04

ubuntu@omap:/boot$ cat /proc/cpuinfo
Processor : ARMv7 Processor rev 2 (v7l)
BogoMIPS : 274.24
Features : swp half thumb fastmult vfp edsp thumbee neon vfpv3 tls
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x3
CPU part : 0xc08
CPU revision : 2

Hardware : am335xevm
Revision : 0000
Serial : 0000000000000000
ubuntu@omap:/boot$ uname -a
Linux omap 3.2.0-psp7 #1 Fri Apr 13 04:55:05 UTC 2012 armv7l armv7l armv7l GNU/Linux
ubuntu@omap:/boot$ cat /etc/issue
Ubuntu 12.04 LTS \n \l

I want to speed up it. And it looks I should change /boot/boot.script, but I didn’t find that file:

Don't believe BogoMIPS, they are bogus...

"cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq"