QE: Move FDT support into a common file

Move the flat device tree setup for QE related devices into
a common file shared between 83xx & 85xx platforms that have QE's.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/drivers/qe/Makefile b/drivers/qe/Makefile
index 4844181..ec5aa73 100644
--- a/drivers/qe/Makefile
+++ b/drivers/qe/Makefile
@@ -24,7 +24,8 @@
 
 LIB 	:= $(obj)qe.a
 
-COBJS 	:= qe.o uccf.o uec.o uec_phy.o
+COBJS-$(CONFIG_OF_LIBFDT) += fdt.o
+COBJS 	:= qe.o uccf.o uec.o uec_phy.o $(COBJS-y)
 
 SRCS 	:= $(COBJS:.o=.c)
 OBJS 	:= $(addprefix $(obj),$(COBJS))