mx6slevk: imximage.cfg: Handle the CONFIG_SECURE_BOOT case

Secure boot is not enabled in mx6slevk imximage.cfg, add support for it.

Signed-off-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Acked-by: Peng Fan <peng.fan@nxp.com>
1 file changed