powerpc: Merge maple support code to arch/powerpc/platforms/maple

Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/platforms/Makefile b/arch/powerpc/platforms/Makefile
index 01723d4..172c0db 100644
--- a/arch/powerpc/platforms/Makefile
+++ b/arch/powerpc/platforms/Makefile
@@ -10,3 +10,4 @@
 obj-$(CONFIG_85xx)		+= 85xx/
 obj-$(CONFIG_PPC_PSERIES)	+= pseries/
 obj-$(CONFIG_PPC_ISERIES)	+= iseries/
+obj-$(CONFIG_PPC_MAPLE)		+= maple/