arm: mvebu: clearfog: Add defconfig for SPI booting

This new clearfog_spi_defconfig file is a copy of existing
clearfog_defconfig file modified to instruct build system to generate
final kwbimage for SPI booting and to store the environment in SPI.

Signed-off-by: Martin Rowe <martin.p.rowe@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
1 file changed