[Buildroot] [git commit] arch/arm: add Cortex-M4 entry
Thomas Petazzoni
thomas.petazzoni at free-electrons.com
Sun Mar 20 14:37:30 UTC 2016
commit: https://git.buildroot.net/buildroot/commit/?id=472434323663d31e2aa6162b6907f6e6828669a8
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/master
This commit adds the option to select the Cortex-M4 ARM core, in the
same family as Cortex-M3. This will be useful to enable the internal
toolchain backend for this ARM core, and provide some defconfigs for
Cortex-M4 platforms.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
Reviewed-by: Arnout Vandecappelle (Essensium/Mind) <arnout at mind.be>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
---
arch/Config.in.arm | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/Config.in.arm b/arch/Config.in.arm
index cd1ec33..ee612f5 100644
--- a/arch/Config.in.arm
+++ b/arch/Config.in.arm
@@ -174,6 +174,10 @@ config BR2_cortex_m3
bool "cortex-M3"
select BR2_ARM_CPU_HAS_THUMB2
select BR2_ARM_CPU_ARMV7M
+config BR2_cortex_m4
+ bool "cortex-M4"
+ select BR2_ARM_CPU_HAS_THUMB2
+ select BR2_ARM_CPU_ARMV7M
config BR2_fa526
bool "fa526/626"
select BR2_ARM_CPU_HAS_ARM
@@ -455,6 +459,7 @@ config BR2_GCC_TARGET_CPU
default "cortex-a15" if BR2_cortex_a15
default "cortex-a17" if BR2_cortex_a17
default "cortex-m3" if BR2_cortex_m3
+ default "cortex-m4" if BR2_cortex_m4
default "fa526" if BR2_fa526
default "marvell-pj4" if BR2_pj4
default "strongarm" if BR2_strongarm
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