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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2013-03-21 21:02:37 +0100
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>2013-04-17 21:45:09 +0200
commit4477ca45fb368880bf77b10ed3b24b03f0cc82da (patch)
treee6d68b038b2817856fa9b21b235447d2154f0115 /arch/arm/Makefile
parent19c4d593f0b4bd46f6d923a3e514719982a22058 (diff)
downloadblackbird-op-linux-4477ca45fb368880bf77b10ed3b24b03f0cc82da.tar.gz
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ARM: ARMv7-M: Allow the building of new kernel port
This patch modifies the required Kconfig and Makefile files to allow the building of kernel for Cortex-M3. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Reviewed-by: Jonathan Austin <jonathan.austin@arm.com> Tested-by: Jonathan Austin <jonathan.austin@arm.com> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'arch/arm/Makefile')
-rw-r--r--arch/arm/Makefile1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index ee4605f400b0..f11b8da17672 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -59,6 +59,7 @@ comma = ,
# Note that GCC does not numerically define an architecture version
# macro, but instead defines a whole series of macros which makes
# testing for a specific architecture or later rather impossible.
+arch-$(CONFIG_CPU_32v7M) :=-D__LINUX_ARM_ARCH__=7 -march=armv7-m -Wa,-march=armv7-m
arch-$(CONFIG_CPU_32v7) :=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
# Only override the compiler option if ARMv6. The ARMv6K extensions are
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