Beagleboard xM 1GHz support

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James Ronald

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Jul 24, 2011, 12:43:23 PM7/24/11
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I just upgraded my Beagle xM to the latest release at
http://rcn-ee.net/deb/natty/v3.0.0-d4. I was hoping to now get 1GHz
support as I thought that support for such was added upstream sometime
in 2.6.39. I changed the mpurate to 1000000 in boot.scr and get a
"clock: dpll1_ck: unable to set MPU rate to 1000000: -22". I also
tried a mpurate of 1000 which caused the kernel to hang.

Thanks.
- Jim

Robert Nelson

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Jul 24, 2011, 12:52:42 PM7/24/11
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>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>^^^^^^^^^^^^^^^

and that's the reason it's still not 'enabled'.. ;)

There's still a few non mainline patches needed to enable 1Ghz reliably..

Check out Koen's patchset here:
http://groups.google.com/group/beagleboard/browse_thread/thread/37bcc8118402a4a2#
Which includes much of what's going in 3.1...

Regards,

--
Robert Nelson
http://www.rcn-ee.com/

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