Merge branch 'backport/ltsi-3.4.25/a15-base-3' into backport/ltsi-3.4.25/h2-base-4

Conflicts:
	arch/arm/mach-shmobile/intc-r8a7779.c
	arch/arm/mach-shmobile/platsmp.c
	arch/arm/mach-shmobile/smp-sh73a0.c
	drivers/irqchip/Kconfig
	drivers/irqchip/Makefile