That solved the problem. Thanks :) When I boot it from usb. It sets its speed to 300MHz. When I use power supply, It's 1GHz.
On Tuesday, 26 November 2013 14:35:55 UTC+2, Vishveshwar wrote: > > On Tuesday, November 26, 2013 4:13:18 PM UTC+5:30, Efecan Yilmaz wrote: >> >> I have a Beaglebone Black which runs Android.As you know, it has a 1GHz >> CPU. Bu when I read it's clock speed from adb I got 300MHz. I'm using >> following commands: >> >> cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq >> cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq >> cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq >> cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq >> cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq >> >> All of them returns 300000. I'm using Android image from Texas >> Instruments. Is tehere a problem? Is my Beaglebone Black running on 300MHz >> or is it just a system error? I try couple of apps to learn my CPU speed. >> All of them says 300MHz. But i think they are reading those files too. >> > I am assuming you are using the image from the following page: > > http://downloads.ti.com/sitara_android/esd/TI_Android_DevKit/TI_Android_JB_4_2_2_DevKit_4_1_1/index_FDS.html<http://www.google.com/url?q=http%3A%2F%2Fdownloads.ti.com%2Fsitara_android%2Fesd%2FTI_Android_DevKit%2FTI_Android_JB_4_2_2_DevKit_4_1_1%2Findex_FDS.html&sa=D&sntz=1&usg=AFQjCNHvmOvQxMW5miRfTh0w4QCU5Zyz6A> > > How are you powering up? If BBB is powered from USB it is throttled to > consume less power. Use a 5V DC supply. Also make sure that you are > completely booting from the sdcard. This way you can be sure that the > u-boot you are using supports 1GHz operation. Refer the User Guide for > details. > > -Vishveshwar > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
