[U-Boot] [PATCH] fdt: Add warning about CONFIG_OF_EMBED

[Simon Glass]

Hi Simon,

On Wed, 5 Dec 2018 at 07:22, Simon Goldschmidt
<simon.k.r.goldschmidt at gmail.com> wrote:
>
> Am 05.12.2018 um 14:57 schrieb Simon Glass:
> > This option has crept into use with some boards. Add a warning to try to
> > prevent this.
> >
> > As an example:
> >     https://lists.denx.de/pipermail/u-boot/2017-September/304966.html
>
> We have just discussed this in another thread. There seem to be ~109
> defconfigs in the tree that enable OF_EMBED.
>
> I doubt all of them do this for fun, so we might want to collect the
> reasons they do so. I do know two:
>
> - socfpga_stratix10_defconfig needs this to get a correct u-boot-spl.hex

Let's fix that then.

> - I would need it to ensure in SPL, the DTB is in one block with the
> other readonly parts. Without OF_EMBED, we have '.text', '.bss', DT.

Similarly, let's change that.

CONFIG_OF_EMBED should not be a work-around for missing features that we need.

Regards,
Simon