Instead of building in a default environment which loads our environment
from the FAT partition.... just ask U-Boot to do it.
Submitted upstream at
https://patchwork.ozlabs.org/project/uboot/list/?series=184688
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
For building full SD/eMMC images for Banana Pi R2 we'll want a u-boot
image built for that platform.
Signed-off-by: David Woodhouse <dwmw2@infradead.org>