powerpc: Move l2cr.S over to arch/powerpc

No functional changes, but call it l2cr_6xx.S since it is specific
to 6xx-family (including G3/750 and G4/74xx) processors.
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/kernel/Makefile

@@ -34,7 +34,7 @@ obj-$(CONFIG_IBMEBUS)           += ibmebus.o
 obj-$(CONFIG_GENERIC_TBSYNC)	+= smp-tbsync.o
 obj64-$(CONFIG_PPC_MULTIPLATFORM) += nvram_64.o
 obj-$(CONFIG_CRASH_DUMP)	+= crash_dump.o
-obj-$(CONFIG_6xx)		+= idle_6xx.o
+obj-$(CONFIG_6xx)		+= idle_6xx.o l2cr_6xx.o
 
 ifeq ($(CONFIG_PPC_MERGE),y)
 

arch/ppc/kernel/Makefile

@@ -13,7 +13,7 @@ extra-y				+= vmlinux.lds
 obj-y				:= entry.o traps.o time.o misc.o \
 					setup.o \
 					ppc_htab.o
-obj-$(CONFIG_6xx)		+= l2cr.o cpu_setup_6xx.o
+obj-$(CONFIG_6xx)		+= cpu_setup_6xx.o
 obj-$(CONFIG_SOFTWARE_SUSPEND)	+= swsusp.o
 obj-$(CONFIG_MODULES)		+= module.o ppc_ksyms.o
 obj-$(CONFIG_NOT_COHERENT_CACHE)	+= dma-mapping.o
@@ -34,7 +34,7 @@ endif
 # These are here while we do the architecture merge
 
 else
-obj-$(CONFIG_6xx)		+= l2cr.o cpu_setup_6xx.o
+obj-$(CONFIG_6xx)		+= cpu_setup_6xx.o
 obj-$(CONFIG_SOFTWARE_SUSPEND)	+= swsusp.o
 obj-$(CONFIG_MODULES)		+= module.o
 obj-$(CONFIG_NOT_COHERENT_CACHE)	+= dma-mapping.o