uboot-phytec

drivers: board: Add get_fit_loadable()

This function will be used by the SPL to get the names of images to load
from the FIT. This allows to load different images based on runtime HW
detection.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>