[POWERPC] Add IPIC Kconfig option

IPIC is not just for 83xx anymore so make it a separate config option.
Signed-off-by: NJohn Rigby <jrigby@freescale.com>
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

arch/powerpc/platforms/Kconfig

@@ -22,6 +22,7 @@ config PPC_83xx
 	depends on 6xx
 	select FSL_SOC
 	select 83xx
+	select IPIC
 	select WANT_DEVICE_TREE
 
 config PPC_86xx
@@ -80,6 +81,10 @@ config XICS
 	bool
 	default y
 
+config IPIC
+	bool
+	default n
+
 config MPIC
 	bool
 	default n

arch/powerpc/sysdev/Makefile

@@ -24,7 +24,7 @@ obj-$(CONFIG_AXON_RAM)		+= axonram.o
 ifeq ($(CONFIG_PPC_MERGE),y)
 obj-$(CONFIG_PPC_INDIRECT_PCI)	+= indirect_pci.o
 obj-$(CONFIG_PPC_I8259)		+= i8259.o
-obj-$(CONFIG_PPC_83xx)		+= ipic.o
+obj-$(CONFIG_IPIC)		+= ipic.o
 obj-$(CONFIG_4xx)		+= uic.o
 obj-$(CONFIG_XILINX_VIRTEX)	+= xilinx_intc.o
 ifeq ($(CONFIG_PCI),y)