powerpc: Move module.c over to arch/powerpc

... and rename it to module_32.c since it is the 32-bit version.
The 32-bit and 64-bit ABIs are sufficiently different that having
a merged version isn't really practical.

Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/ppc/kernel/Makefile b/arch/ppc/kernel/Makefile
index 8ac1dd9..e55d7ee 100644
--- a/arch/ppc/kernel/Makefile
+++ b/arch/ppc/kernel/Makefile
@@ -13,7 +13,7 @@
 obj-y				:= entry.o traps.o time.o misc.o \
 					setup.o \
 					ppc_htab.o
-obj-$(CONFIG_MODULES)		+= module.o ppc_ksyms.o
+obj-$(CONFIG_MODULES)		+= ppc_ksyms.o
 obj-$(CONFIG_NOT_COHERENT_CACHE)	+= dma-mapping.o
 obj-$(CONFIG_PCI)		+= pci.o
 obj-$(CONFIG_RAPIDIO)		+= rio.o
@@ -31,7 +31,6 @@
 # These are here while we do the architecture merge
 
 else
-obj-$(CONFIG_MODULES)		+= module.o
 obj-$(CONFIG_NOT_COHERENT_CACHE)	+= dma-mapping.o
 obj-$(CONFIG_KGDB)		+= ppc-stub.o
 ifndef CONFIG_E200