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-rw-r--r--arch/arm/mach-msm/Makefile2
-rw-r--r--arch/arm/mach-msm/scm.c3
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile
index 4285dfd80b6f..4ad3969b9881 100644
--- a/arch/arm/mach-msm/Makefile
+++ b/arch/arm/mach-msm/Makefile
@@ -15,6 +15,8 @@ obj-$(CONFIG_MSM_SMD) += smd.o smd_debug.o
obj-$(CONFIG_MSM_SMD) += last_radio_log.o
obj-$(CONFIG_MSM_SCM) += scm.o scm-boot.o
+CFLAGS_scm.o :=$(call as-instr,.arch_extension sec,-DREQUIRES_SEC=1)
+
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
obj-$(CONFIG_SMP) += headsmp.o platsmp.o
diff --git a/arch/arm/mach-msm/scm.c b/arch/arm/mach-msm/scm.c
index 232f97a04504..bafabb502580 100644
--- a/arch/arm/mach-msm/scm.c
+++ b/arch/arm/mach-msm/scm.c
@@ -180,6 +180,9 @@ static u32 smc(u32 cmd_addr)
__asmeq("%1", "r0")
__asmeq("%2", "r1")
__asmeq("%3", "r2")
+#ifdef REQUIRES_SEC
+ ".arch_extension sec\n"
+#endif
"smc #0 @ switch to secure world\n"
: "=r" (r0)
: "r" (r0), "r" (r1), "r" (r2)