diff --git a/arch/arm/src/armv7-m/Toolchain.defs b/arch/arm/src/armv7-m/Toolchain.defs
index 9dd1bde2af2..8cd1694c7ed 100644
--- a/arch/arm/src/armv7-m/Toolchain.defs
+++ b/arch/arm/src/armv7-m/Toolchain.defs
@@ -80,6 +80,8 @@ endif
 ifeq ($(CONFIG_ARCH_CORTEXM4),y)
   TOOLCHAIN_ARM7EM   := y
   TOOLCHAIN_MCPU     := -mcpu=cortex-m4
+  TOOLCHAIN_MTUNE    := -mtune=cortex-m4
+  TOOLCHAIN_MARCH    := -march=armv7e-m
   ifeq ($(CONFIG_ARCH_FPU),y)
     TOOLCHAIN_MFLOAT := -mfpu=fpv4-sp-d16 -mfloat-abi=hard
   else
@@ -88,6 +90,8 @@ ifeq ($(CONFIG_ARCH_CORTEXM4),y)
 else ifeq ($(CONFIG_ARCH_CORTEXM7),y)
   TOOLCHAIN_ARM7EM   := y
   TOOLCHAIN_MCPU     := -mcpu=cortex-m7
+  TOOLCHAIN_MTUNE    := -mtune=cortex-m7
+  TOOLCHAIN_MARCH    := -march=armv7e-m
   ifeq ($(CONFIG_ARCH_FPU),y)
   ifeq ($(CONFIG_ARCH_DPFPU),y)
     TOOLCHAIN_MFLOAT := -mfpu=fpv5-d16 -mfloat-abi=hard
@@ -100,6 +104,8 @@ else ifeq ($(CONFIG_ARCH_CORTEXM7),y)
 else # ifeq ($(CONFIG_ARCH_CORTEXM3),y)
   TOOLCHAIN_ARM7EM   := n
   TOOLCHAIN_MCPU     := -mcpu=cortex-m3
+  TOOLCHAIN_MTUNE    := -mtune=cortex-m3
+  TOOLCHAIN_MARCH    := -march=armv7-m
   TOOLCHAIN_MFLOAT   := -mfloat-abi=soft
 endif
 
diff --git a/arch/arm/src/armv8-m/Toolchain.defs b/arch/arm/src/armv8-m/Toolchain.defs
index 3ffcfda9d9a..0254e12b741 100644
--- a/arch/arm/src/armv8-m/Toolchain.defs
+++ b/arch/arm/src/armv8-m/Toolchain.defs
@@ -78,9 +78,11 @@ endif
 # Parametrization for ARCHCPUFLAGS
 ifeq ($(CONFIG_ARCH_CORTEXM23),y)
   TOOLCHAIN_MCPU     := -mcpu=cortex-m23
+  TOOLCHAIN_MARCH    := -march=armv8-m.main
   TOOLCHAIN_MFLOAT   := -mfloat-abi=soft
 else ifeq ($(CONFIG_ARCH_CORTEXM33),y)
   TOOLCHAIN_MCPU     := -mcpu=cortex-m33
+  TOOLCHAIN_MARCH    := -march=armv8-m.main+dsp
   ifeq ($(CONFIG_ARCH_FPU),y)
     TOOLCHAIN_MFLOAT := -mfpu=fpv5-sp-d16 -mfloat-abi=hard
   else
@@ -88,6 +90,7 @@ else ifeq ($(CONFIG_ARCH_CORTEXM33),y)
   endif
 else ifeq ($(CONFIG_ARCH_CORTEXM35P),y)
   TOOLCHAIN_MCPU     := -mcpu=cortex-m35p
+  TOOLCHAIN_MARCH    := -march=armv8-m.main+dsp
   ifeq ($(CONFIG_ARCH_FPU),y)
     TOOLCHAIN_MFLOAT := -mfpu=fpv5-sp-d16 -mfloat-abi=hard
   else
@@ -95,6 +98,7 @@ else ifeq ($(CONFIG_ARCH_CORTEXM35P),y)
   endif
 else ifeq ($(CONFIG_ARCH_CORTEXM55),y)
   TOOLCHAIN_MCPU     := -mcpu=cortex-m55
+  TOOLCHAIN_MARCH    := -march=armv8.1-m.main+dsp
   ifeq ($(CONFIG_ARCH_FPU),y)
     TOOLCHAIN_MFLOAT := -mfpu=fpv5-d16 -mfloat-abi=hard
   else