[POWERPC] Move Efika support files into platforms/52xx

The Efika board isn't different enough from other 52xx based boards to
justify a separate platform.  This patch merges it with the support
code for all other 52xx based boards.
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Sylvain Munaut <tnt@246tNt.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/platforms/52xx/Makefile

@@ -4,3 +4,5 @@
 ifeq ($(CONFIG_PPC_MERGE),y)
 obj-y				+= mpc52xx_pic.o
 endif
+
+obj-$(CONFIG_PPC_EFIKA) += efika-setup.o efika-pci.o

arch/powerpc/platforms/Makefile

@@ -5,7 +5,6 @@ ifeq ($(CONFIG_PPC64),y)
 obj-$(CONFIG_PPC_PMAC)		+= powermac/
 endif
 endif
-obj-$(CONFIG_PPC_EFIKA)		+= efika/
 obj-$(CONFIG_PPC_CHRP)		+= chrp/
 obj-$(CONFIG_4xx)		+= 4xx/
 obj-$(CONFIG_PPC_MPC52xx)	+= 52xx/

arch/powerpc/platforms/efika/Makefile

-obj-y += setup.o pci.o