spi_qsd: Change BAM mode from local to satellite

Updated BAM security setting prohibit direct control of
BAM HW from the execution environment which runs the Kernel.
This patch utilises the BAM's driver support for satellite
-mode which, transparently, controls the BAM from a permitted
execution environment.

Change-Id: I56aab2ba934fa8854fa0202d6766d079f9d0fcb9
Signed-off-by: Gilad Avidov <gavidov@codeaurora.org>