Add cache functions to SPL for armv7

Signed-off-by: Stefano Babic <sbabic@denx.de>
CC: Tom Rini <tom.rini@gmail.com>
CC: Wolfgang Denk <wd@denx.de>
CC: Simon Schwarz <simonschwarzcor@gmail.com>
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index 300c8fa..39a9550 100644
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -39,8 +39,6 @@
 
 COBJS-y	+= board.o
 COBJS-y	+= bootm.o
-COBJS-y	+= cache.o
-COBJS-y	+= cache-cp15.o
 COBJS-$(CONFIG_SYS_L2_PL310) += cache-pl310.o
 COBJS-y	+= interrupts.o
 COBJS-y	+= reset.o
@@ -48,6 +46,9 @@
 SOBJS-$(CONFIG_USE_ARCH_MEMCPY) += memcpy.o
 endif
 
+COBJS-y	+= cache.o
+COBJS-y	+= cache-cp15.o
+
 SRCS	:= $(GLSOBJS:.o=.S) $(GLCOBJS:.o=.c) \
 	   $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS-y) $(COBJS-y))