[meta-freescale] [meta-fsl-arm-extra] Booting RIoTboard

[Nikolay Dimitrov]

Hi Daiane, Otavio,

On 04/23/2015 03:50 PM, Otavio Salvador wrote:
> On Thu, Apr 23, 2015 at 9:44 AM, Daiane Angolini <daiane.list at gmail.com> wrote:
>> On Thu, Apr 23, 2015 at 9:32 AM, Nikolay Dimitrov <picmaster at mail.bg> wrote:
>>> Hi Otavio,
>>>
>>>
>>> On 04/23/2015 03:21 PM, Otavio Salvador wrote:
>>>>
>>>> On Thu, Apr 23, 2015 at 9:19 AM, Daiane Angolini <daiane.list at gmail.com>
>>>> wrote:
>>>>>
>>>>> On Wed, Apr 22, 2015 at 10:28 PM, Otavio Salvador
>>>>> <otavio at ossystems.com.br> wrote:
>>>>>>
>>>>>> Hello Nikolay and Gary,
>>>>>>
>>>>>> On Wed, Apr 22, 2015 at 9:22 PM, Nikolay Dimitrov <picmaster at mail.bg>
>>>>>> wrote:
>>>>>>>
>>>>>>> On 04/23/2015 03:18 AM, Nikolay Dimitrov wrote:
>>>>>>>>
>>>>>>>> On 04/23/2015 12:37 AM, Gary Thomas wrote:
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> I've just built an image for the i.MX6DL/RIoTboard using the latest
>>>>>>>>> master (fido).  I had to add this line to local.conf:
>>>>>>>>> MACHINE_EXTRA_RRECOMMENDS_remove_imx6dl-riotboard =
>>>>>>>>> "fsl-alsa-plugins" as the fsl-alsa-plugins won't currently build with
>>>>>>>>> Linux-4.0
>>>>>>>>>
>>>>>>>>> Now I'm trying to boot the image.  I've copied it to my SD card and
>>>>>>>>> set the switches appropriately (I found two web pages about this and
>>>>>>>>> they have conflicting information!  The answer seems to be
>>>>>>>>> SW1-SW8=On/Off/On/Off/Off/On/Off/On)
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> I have 2 riotboards both booting from sdcards, here are their
>>>>>>>> configurations:
>>>>>>>> - slot J6 (USDHC2), SW1-8 = On/Off/On/Off/Off/On/On/Off
>>>>>>>> - slot J7 (USDHC3), SW1-8 = On/Off/On/Off/Off/On/Off/On
>>>>>>>>
>>>>>>>>> I get the U-Boot prompt from the image I built (it has today's date),
>>>>>>>>> but the SD card doesn't boot from there.  The default boot commands
>>>>>>>>> seem to be looking for boot scripts, etc, but there are none on the
>>>>>>>>> SD card, only a zImage and DTB file.
>>>>>>>>>
>>>>>>>>> Is there some documentation, perhaps in meta-fsl-arm-extra, that
>>>>>>>>> helps (and I've missed)??
>>>>>>>>>
>>>>>>>>> Any help on how to boot this board would be appreciated.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> Fido uses U-Boot v2015.04. Assuming that you haven't modifed the
>>>>>>>> upstream version, v2015.04 uses extlinux boot mechanism, which
>>>>>>>> requires
>>>>>>>> the following files to be available on your boot partition:
>>>>>>>>
>>>>>>>> /boot/extlinux/extlinux.conf
>>>>>>>> /boot/imx6dl-riotboard.dtb
>>>>>>>> /boot/uImage
>>>>>>>>
>>>>>>>> Extlinux.conf should have the following content:
>>>>>>>>
>>>>>>>> default yocto
>>>>>>>> label yocto
>>>>>>>> kernel /boot/uImage
>>>>>>>> devicetree /boot/imx6dl-riotboard.dtb
>>>>>>>> append console=ttymxc1,115200 root=/dev/mmcblk0p1 rw
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Of course, change root= to suit your configuration.
>>>>>>
>>>>>>
>>>>>> I have reverted the conversion of the board for now. This should make
>>>>>> it work out of box until we add support for the generic script.
>>>>>>
>>>>>> I will be sending those patches in some minutes and include them in
>>>>>> master-next for testing.
>>>>>
>>>>>
>>>>> Otavio, unfortunately I don't have access to this board anymore, so
>>>>> I'm not going to be able to test it
>>>>>
>>>>> I would appreciate if someone else could become the RioT board mantainer.
>>>>
>>>>
>>>> Thanks for letting us know. Gary, Nikolay? Anyone?
>>>
>>>
>>> I can volunteer.
>>
>> Thanks a lot.
>>
>> Please, send a patch replacing my name by yours ;)
>>
>> Otavio, can this change be included in fido as well?
>
> Sure.

Btw, what about dizzy? Riotboard is also supported there.

Regards,
Nikolay