* Add CPU notifier based SCU boot vector code
- Use on emev2, r8a7779 and sh73a0 SoCs
- Remove now unused shmobile_smp_scu_boot_secondary()
* Add shared APMU SMP support code
- Use to add SMP support for r8a7790 SoC
* Introduce shmobile_boot_size
* Expose shmobile_invalidate_start()
* Introduce shmobile_smp_cpu_disable()
- Use on sh73a0 SoC
- Remove now unused shmobile_smp_init_cpus()