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authorTomasz Figa <t.figa@samsung.com>2012-12-11 08:58:43 +0400
committerKukjin Kim <kgene.kim@samsung.com>2013-04-08 20:52:06 +0400
commita4a18d2b3a9245ac43eec1e2eddd6b929b8f0bb9 (patch)
tree5634def39dfa0acb7b2ae911ed51663da47166da /arch/arm/mach-exynos/Makefile
parent7366b92a77fc00357294819bb495896d7482f30c (diff)
downloadlinux-a4a18d2b3a9245ac43eec1e2eddd6b929b8f0bb9.tar.xz
ARM: EXYNOS: Add support for secure monitor calls
Some boards use secure monitor calls to communicate with secure firmware. This patch adds exynos_smc function which uses smc assembly instruction to do secure monitor calls. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/mach-exynos/Makefile')
-rw-r--r--arch/arm/mach-exynos/Makefile5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile
index d2f6b362b6dd..5567bf7d04ba 100644
--- a/arch/arm/mach-exynos/Makefile
+++ b/arch/arm/mach-exynos/Makefile
@@ -24,6 +24,11 @@ obj-$(CONFIG_SMP) += platsmp.o headsmp.o
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
+obj-$(CONFIG_ARCH_EXYNOS) += exynos-smc.o
+
+plus_sec := $(call as-instr,.arch_extension sec,+sec)
+AFLAGS_exynos-smc.o :=-Wa,-march=armv7-a$(plus_sec)
+
# machine support
obj-$(CONFIG_MACH_SMDKC210) += mach-smdkv310.o