i.mx: iomux-v3.c: move to imx-common directory

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
diff --git a/arch/arm/cpu/armv7/imx-common/Makefile b/arch/arm/cpu/armv7/imx-common/Makefile
index e5ff375..53296fa 100644
--- a/arch/arm/cpu/armv7/imx-common/Makefile
+++ b/arch/arm/cpu/armv7/imx-common/Makefile
@@ -27,7 +27,7 @@
 
 LIB     = $(obj)libimx-common.o
 
-COBJS	= timer.o cpu.o speed.o
+COBJS	= iomux-v3.o timer.o cpu.o speed.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))