Add configuration values for HAS_HW_NRF_BPROT and HAS_HW_NRF_MPU.
Select these configurations where applicable.
Signed-off-by: Håkon Øye Amundsen <haakon.amundsen@nordicsemi.no>
Move the SoC outside of the architecture tree and put them at the same
level as boards and architectures allowing both SoCs and boards to be
maintained outside the tree.
Signed-off-by: Anas Nashif <anas.nashif@intel.com>