[yocto] Allow choose of U-Boot config for machine

[JH]

Thank you very much Gabriele, appreciate it.

On 7/2/19, Gabriele Zampieri <gabbla.malist at gmail.com> wrote:
> Since UBOOT_CONFIG is a standard property, I suggest you to read the
> following links:
>
>    -
>
> https://www.yoctoproject.org/docs/latest/mega-manual/mega-manual.html#var-UBOOT_CONFIG
>    -
>
> https://www.yoctoproject.org/docs/latest/mega-manual/mega-manual.html#var-UBOOT_MACHINE
>
> Please not that the links I provided refers to the latest documentation,
> you should check the docs for your YP version.
>
> About testing, I have no idea about how to test uboot without the target
> board. If you are planning to use a commercial solution which is supported
> by Yocto, you should be safe enough for now.
>
> Gabriele
>
> Il giorno mar 2 lug 2019 alle ore 09:40 JH <jupiter.hce at gmail.com> ha
> scritto:
>
>> Thanks Gabriele, you are right, it did not work in command line but it
>> did not complain after UBOOT_CONFIG = "nand" to local.conf, how can I
>> am sure it is built to boot from nand? I don't have a board to try
>> yet.
>>
>> Thank you very much.
>>
>> Kind regards,
>>
>> - jh
>>
>>
>> On 7/2/19, Gabriele Zampieri <gabbla.malist at gmail.com> wrote:
>> > Hi,
>> >
>> > you must use double quotes around nand, so:
>> > UBOOT_CONFIG = "nand"
>> >
>> > However I cannot guarantee this line will be the solution, I usually
>> > use
>> a
>> > customized uboot.
>> >
>> > Gabriele
>> >
>> > Il giorno mar 2 lug 2019 alle ore 04:07 JH <jupiter.hce at gmail.com> ha
>> > scritto:
>> >
>> >> Hi,
>> >>
>> >> The imx6ullevk.conf defined sdcard for booting on imx6 EVK:
>> >>
>> >> imx6ullevk.conf
>> >>
>> >> UBOOT_CONFIG ??= "sd"
>> >> UBOOT_CONFIG[sd] = "mx6ull_14x14_evk_config,sdcard"
>> >> UBOOT_CONFIG[mfgtool] = "mx6ull_14x14_evk_config"
>> >>
>> >> I need to change it for a customized board referenced from imx6 EVK
>> >> but booting from NAND, there are some blogs said it can be done to add
>> >> UBOOT_CONFIG=nand either in local.conf or command line. I tried it did
>> >> not work:
>> >>
>> >> ERROR: Unable to start bitbake server (None)
>> >> --- Starting bitbake server pid 2673 at 2019-07-02 11:54:24.011086 ---
>> >> ERROR: local.conf:34: unparsed line: 'UBOOT_CONFIG=nand'
>> >>
>> >> What should be a proper process to overwrite imx6ullevk.conf
>> >> UBOOT_CONFIG from sdcard to nand?
>> >>
>> >> Thank you.
>> >>
>> >> Kind regards,
>> >>
>> >> - JH
>> >> --
>> >> _______________________________________________
>> >> yocto mailing list
>> >> yocto at yoctoproject.org
>> >> https://lists.yoctoproject.org/listinfo/yocto
>> >>
>> >
>>
>