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Index: git/arch/arm/cpu/armv7/omap4/Makefile
===================================================================
--- git.orig/arch/arm/cpu/armv7/omap4/Makefile
+++ git/arch/arm/cpu/armv7/omap4/Makefile
@@ -26,6 +26,8 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(SOC).o
SOBJS += lowlevel_init.o
+plus_sec := $(call as-instr,.arch_extension sec,+sec)
+lowlevel_init.o: AFLAGS += -Wa,-march=armv7-a$(plus_sec)
COBJS += board.o
COBJS += mem.o
Index: git/config.mk
===================================================================
--- git.orig/config.mk
+++ git/config.mk
@@ -266,3 +266,13 @@ cmd_link_o_target = $(if $(strip $1),\
rm -f $@; $(AR) rcs $@ )
#########################################################################
+
+# Tries to compile an assembly instruction
+as-instr = $(shell if echo -e "$(1)" | \
+ $(CC) $(AFLAGS) -c -xassembler - \
+ -o $(TMPOUT)astest$$$$.out > /dev/null 2>&1; \
+ then rm $(TMPOUT)astest$$$$.out; echo "$(2)"; \
+ else echo "$(3)"; fi)
+
+#########################################################################
+
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