[PATCH] arm: rpi: set boot_targets with correct macro expansion

[黃 宇強]

Simon wrote:
> Yes, this is a 'feature' of standard boot, which I hope to fix.
>
> The order you specify should be the same as the default one, so does
> it work for you if you just remove the boot_targets variable?

Thank you Simon.
I asked my friend to test without boot_targets and it booted without issues.
So I send a patch v2 with new commit log.
Please check it.

Thank you!
Regards,
Date