MIPS: Delete smp-gic.c

We now have a generic IPI layer that will use GIC automatically
if it's compiled in.

Signed-off-by: Qais Yousef <[e-mail]>
Acked-by: Ralf Baechle <[e-mail]>
Cc: <[e-mail]>
Cc: <[e-mail]>
Cc: <[e-mail]>
Cc: <[e-mail]>
Cc: <[e-mail]>
Cc: Qais Yousef <[e-mail]>
Link: http://lkml.kernel.org/r/[e-mail]
Signed-off-by: Thomas Gleixner <[e-mail]>

arch/mips/Kconfig

···
 	select CPU_MIPSR2_IRQ_VI
 	select CPU_MIPSR2_IRQ_EI
 	select SYNC_R4K
-	select MIPS_GIC_IPI
 	select MIPS_MT
 	select SMP
 	select SMP_UP
···
 config MIPS_CMP
 	bool "MIPS CMP framework support (DEPRECATED)"
 	depends on SYS_SUPPORTS_MIPS_CMP && !CPU_MIPSR6
-	select MIPS_GIC_IPI
 	select SMP
 	select SYNC_R4K
 	select SYS_SUPPORTS_SMP
···
 	select MIPS_CM
 	select MIPS_CPC
 	select MIPS_CPS_PM if HOTPLUG_CPU
-	select MIPS_GIC_IPI
 	select SMP
 	select SYNC_R4K if (CEVT_R4K || CSRC_R4K)
 	select SYS_SUPPORTS_HOTPLUG_CPU
···
 config MIPS_CPS_PM
 	depends on MIPS_CPS
 	select MIPS_CPC
-	bool
-
-config MIPS_GIC_IPI
 	bool
 
 config MIPS_CM

arch/mips/kernel/Makefile

···
 obj-$(CONFIG_MIPS_CMP)		+= smp-cmp.o
 obj-$(CONFIG_MIPS_CPS)		+= smp-cps.o cps-vec.o
 obj-$(CONFIG_MIPS_CPS_NS16550)	+= cps-vec-ns16550.o
-obj-$(CONFIG_MIPS_GIC_IPI)	+= smp-gic.o
 obj-$(CONFIG_MIPS_SPRAM)	+= spram.o
 
 obj-$(CONFIG_MIPS_VPE_LOADER)	+= vpe.o