arch/arm: introduce and use BR2_ARM_CPU_ARMV7M

All ARM cores should select a BR2_ARM_CPU_* option. Currently, the
cortex-m3 does not, which this commit fixes by introducing a
BR2_ARM_CPU_ARMV7M option.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

diff --git a/arch/Config.in.arm b/arch/Config.in.arm
index 04f0369c0b975d58289ae1271fe2de2feb276b80..33f763a306ba56ff429715e6eba03940ae48e6ff 100644 (file)
--- a/arch/Config.in.arm
+++ b/arch/Config.in.arm
@@ -52,6 +52,9 @@ config BR2_ARM_CPU_ARMV6
 config BR2_ARM_CPU_ARMV7A
        bool
 
+config BR2_ARM_CPU_ARMV7M
+       bool
+
 choice
        prompt "Target Architecture Variant"
        depends on BR2_arm || BR2_armeb
@@ -171,6 +174,7 @@ config BR2_cortex_m3
        bool "cortex-M3"
        select BR2_ARM_CPU_HAS_THUMB
        select BR2_ARM_CPU_HAS_THUMB2
+       select BR2_ARM_CPU_ARMV7M
 config BR2_fa526
        bool "fa526/626"
        select BR2_ARM_CPU_HAS_ARM