arm926ejs: add nand_spl boot support

Add CONFIG_PRELOADER/CONFIG_NAND_SPL support for nand booting
to arm926ejs/start.S

This is derived from CONFIG_PRELOADER support in arm1136/start.S

Signed-off-by: John Rigby <jcrigby@gmail.com>
CC: Scott Wood <scottwood@freescale.com>
1 file changed