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

[Daiane Angolini]

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.


Daiane
>
> --
> Otavio Salvador                             O.S. Systems
> http://www.ossystems.com.br        http://code.ossystems.com.br
> Mobile: +55 (53) 9981-7854            Mobile: +1 (347) 903-9750
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