Trouble with newer kernels on Gumstix Overo boards

Daniel Mack zonque at gmail.com
Tue Jun 21 04:21:42 EDT 2011


On Mon, Jun 20, 2011 at 3:31 PM, Yegor Yefremov
<yegor_sub1 at visionsystems.de> wrote:
> Am 17.06.2011 17:11, schrieb Daniel Mack:
>> On Fri, Jun 17, 2011 at 4:03 PM, Gadiyar, Anand <gadiyar at ti.com> wrote:
>>>> console=ttyS2,115200 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait
>>>
>>> Here is your problem. We now use the OMAP-serial driver for the UARTs.
>>
>> Which breaks backward-compatibility with bootloaders set up for older
>> kernels. Now I have to deploy kernels with CONFIG_CMDLINE_FORCE=y. Was
>> that really necessary?
>>
>>> Change the ttyS2 to ttyO2 and you should be fine.
>>
>> You're right, that did the trick. Thanks a lot!
>
> Are you using some extra patches? I have a custom board based on am3517 SoC and I have much more errors during booting as I can see from your boot log. I have no problems booting 2.6.32/37 though. Any idea?

I don't use any extra patches. Just a plain 3.0.0-rc3 from Linus'
master branch plus the patch I've sent some days ago to this list.
With that setup, and console=ttyO2, my systems runs just fine.

Daniel



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