For cpu release command, check whether PSCI is supported firstly,
if supported, use PSCI to kick off secondary cores, otherwise still
use spin table.
Signed-off-by: Jiafei Pan <Jiafei.Pan@nxp.com>
[Fixed checkpatch alignment CHECKs]
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>