m68knommu: move the 520x platform code into the common ColdFire code directory

All these separate directories for each ColdFire CPU SoC varient seems like
overkill. The majority of them only contain a single small config file. Move
these into the common ColdFire code directory.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
diff --git a/arch/m68k/platform/coldfire/Makefile b/arch/m68k/platform/coldfire/Makefile
index ef729b1..60c1efa 100644
--- a/arch/m68k/platform/coldfire/Makefile
+++ b/arch/m68k/platform/coldfire/Makefile
@@ -17,7 +17,7 @@
 obj-$(CONFIG_COLDFIRE)	+= cache.o clk.o device.o dma.o entry.o vectors.o
 obj-$(CONFIG_M5206)	+= m5206.o timers.o intc.o reset.o
 obj-$(CONFIG_M5206e)	+= m5206.o timers.o intc.o reset.o
-obj-$(CONFIG_M520x)	+= pit.o intc-simr.o reset.o
+obj-$(CONFIG_M520x)	+= m520x.o pit.o intc-simr.o reset.o
 obj-$(CONFIG_M523x)	+= pit.o dma_timer.o intc-2.o reset.o
 obj-$(CONFIG_M5249)	+= timers.o intc.o reset.o
 obj-$(CONFIG_M527x)	+= pit.o intc-2.o reset.o