The USB and SD installers are U-Boot scripts that are practically
identical.
Merge them into a single template with a couple of machine variables that
determine the default device index in U-Boot for the USB or the microSD
card.
Do dynamic substitutions to create the two installers out of the template.
Signed-off-by: Hector Palacios <hector.palacios@digi.com>
Hector Palacios