Add a CPU_P5600 case to various switch statements, doing the same thing
as for CPU_PROAPTIV.
Signed-off-by: NJames Hogan <james.hogan@imgtec.com>
Reviewed-by: NMarkos Chandras <markos.chandras@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6408/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>