This allows to link code and data blocks, e.g. the vector table, into
tightly coupled memory using `zephyr_linker_sources`.
Signed-off-by: Greter Raffael <rgreter@baumer.com>
Because it was exclusively used by the "common" RISC-V privileged code
to build CPU idle routines that are now handled by arch level code.
Also, all platforms defaulted to "y", making it pointless in practice.
Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
This option is no longer needed, all SoCs have been moved out from
soc/riscv/riscv-privileged folder.
Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>