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-rw-r--r--arch/arm/mm/Kconfig9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 025d17328730..cb812a13e299 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -397,6 +397,13 @@ config CPU_V7
select CPU_PABRT_V7
select CPU_TLB_V7 if MMU
+config CPU_THUMBONLY
+ bool
+ # There are no CPUs available with MMU that don't implement an ARM ISA:
+ depends on !MMU
+ help
+ Select this if your CPU doesn't support the 32 bit ARM instructions.
+
# Figure out what processor architecture version we should be using.
# This defines the compiler instruction set which depends on the machine type.
config CPU_32v3
@@ -608,7 +615,7 @@ config ARCH_DMA_ADDR_T_64BIT
bool
config ARM_THUMB
- bool "Support Thumb user binaries"
+ bool "Support Thumb user binaries" if !CPU_THUMBONLY
depends on CPU_ARM720T || CPU_ARM740T || CPU_ARM920T || CPU_ARM922T || CPU_ARM925T || CPU_ARM926T || CPU_ARM940T || CPU_ARM946E || CPU_ARM1020 || CPU_ARM1020E || CPU_ARM1022 || CPU_ARM1026 || CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_V6 || CPU_V6K || CPU_V7 || CPU_FEROCEON
default y
help