imx: mx7: default enable non-secure mode

Support PSCI and switch to non-secure mode when booting linux.

Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
1 file changed