Thanks Lei. this fix works! I ran the BB for 8 days without problem. On Thursday, February 27, 2014 1:51:26 AM UTC+11, Lei Wang wrote: > > Damien, > Check the link on TI e2e: > http://e2e.ti.com/support/embedded/android/f/509/t/308616.aspx > It basically switched the clock source from 32K to 24MHz clock. It > eventually fixed my time jump problem. > Good luck! > > On Tuesday, February 25, 2014 10:34:38 PM UTC-5, Damien wrote: >> >> Strange ... I checked the commit and found it had been included within >> the v2013.04 uboot release .. but my BB board is still experienced with >> this time jump issue one/two times per day. Could there be anything else? >> Regards. >> Damien >> >> >> >> On Monday, February 24, 2014 3:23:46 PM UTC+11, RobertCNelson wrote: >>> >>> Probably.. >>> http://git.denx.de/?p=u-boot.git;a=commit;h=000820b5835c2b8b863af992b66dc973dc4bd202 >>> On Feb 23, 2014 10:19 PM, "Damien" <[email protected]> wrote: >>> >>>> Hi Robert, >>>> Do you know more detail about the time jump issue in uboot? for >>>> example, fix commit number, or some words used for the commit? >>>> I am interested to find out what exactly the fixes are, but there are >>>> too many commits in uboot and I need some thing to search with. >>>> >>>> Regards, >>>> Damien >>>> >>>> >>>> On Wednesday, November 13, 2013 1:45:37 AM UTC+11, RobertCNelson wrote: >>>>> >>>>> On Tue, Nov 12, 2013 at 8:37 AM, <[email protected]> wrote: >>>>> > I have similar issue. I have (2) versions of BBB (A5A and A5C). They >>>>> both >>>>> > randomly reboot themselves while I am running TI prebuilt BBB >>>>> android image >>>>> > (from a couple hours to ten to fifteen hours). When I plug in the >>>>> USB (DC is >>>>> > still powered) for logging with logcat, the reboot issue seems to >>>>> disappear. >>>>> > >>>>> > I don't have problem with BBB Angstrom image (based on 3.8 kernel). >>>>> I don't >>>>> > have problem with Andrew Henderson's android image (based on 3.8 >>>>> kernel) >>>>> > either. >>>>> > >>>>> > Another issue is that when I run TI BBB android image, the clock >>>>> randomly >>>>> > jumps forward 2^17 seconds. This happens on both of my BBB boards. >>>>> The >>>>> > problem goes away when I run Angstrom or Andrew's android. >>>>> >>>>> This time 'issue' was fixed in u-boot sometime last year, so I'm >>>>> guessing the TI image has an un-patched u-boot.. >>>>> >>>>> > >>>>> > I suspect it has something to do with the processor, DDR3 (BBB: >>>>> AM3359 1GHz >>>>> > + 512MB DDR3), the configuration, or apply workaround of errata. We >>>>> have an >>>>> > AM335x EVM kit (AM3359 720MHz + 256MB DDR2). I also loaded TI >>>>> prebuilt >>>>> > android image. I have run it for several months. It is rock solid. I >>>>> never >>>>> > had problem with it. >>>>> > >>>>> > Here are the links to my other posts in regarding to this issue. >>>>> > https://groups.google.com/forum/#!category-topic/ >>>>> beagleboard/advanced/5qSJ4dQdar4 >>>>> > http://e2e.ti.com/support/embedded/android/f/509/t/297726.aspx >>>>> > >>>>> >>>>> Regards, >>>>> >>>>> -- >>>>> Robert Nelson >>>>> http://www.rcn-ee.com/ >>>>> >>>> -- >>>> 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. >>>> >>>
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