mach-msm: subsystem_restart: Fix CPU detection

Initialization function could not detect the correct CPU type
(apq8064). Therefore it could not register correctly subsystem
restart order for the panic_handler.

Signed-off-by: Stratos Karafotis <stratosk@semaphore.gr>
Merge "mach-msm: subsystem_restart: Fix CPU detection" into jb4.3