diff --git a/scripts/cmake/toolchains/bare-metal-armclang.cmake b/scripts/cmake/toolchains/bare-metal-armclang.cmake
new file mode 100644
index 0000000..0a86eb6
--- /dev/null
+++ b/scripts/cmake/toolchains/bare-metal-armclang.cmake
@@ -0,0 +1,134 @@
+#----------------------------------------------------------------------------
+#  Copyright (c) 2021 Arm Limited. All rights reserved.
+#  SPDX-License-Identifier: Apache-2.0
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#----------------------------------------------------------------------------
+# specify the cross compiler
+set(CMAKE_C_COMPILER                armclang)
+set(CMAKE_CXX_COMPILER              armclang)
+set(CMAKE_C_LINKER_PREFERENCE       armlink)
+set(CMAKE_ASM_LINKER_PREFERENCE     armlink)
+set(CMAKE_ASM_COMPILER              armasm)
+set(CMAKE_ASM_COMPILER_AR           armar)
+
+set(CMAKE_CROSSCOMPILING            true)
+set(CMAKE_SYSTEM_NAME               Generic)
+
+set(MIN_ARM_CLANG_VERSION           6.14)
+
+# Skip compiler test execution
+set(CMAKE_C_COMPILER_WORKS          1)
+set(CMAKE_CXX_COMPILER_WORKS        1)
+set(PLATFORM_HAL                    1)
+
+if (NOT DEFINED CMAKE_SYSTEM_PROCESSOR)
+    set(CMAKE_SYSTEM_PROCESSOR      cortex-m55)
+endif()
+
+if (CMAKE_SYSTEM_PROCESSOR STREQUAL cortex-m55)
+    # Flags for cortex-m55
+    set(CPU_COMPILE_DEF             CPU_CORTEX_M55)
+    set(CPU_NAME                    ${CMAKE_SYSTEM_PROCESSOR})
+    set(FLOAT_ABI                   hard)
+    set(ARM_MATH_DSP                1)
+    set(ARM_MATH_LOOPUNROLL         1)
+    set(CPU_LINK_OPT                "--cpu=8.1-M.Main.dsp")
+elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL cortex-m33)
+    # Flags for cortex-m33 to go here
+endif()
+
+set(${CPU_COMPILE_DEF}              1)
+
+# Warning options
+add_compile_options(
+    -Wall
+    -Wextra
+    -Wvla)
+
+# General purpose compile options:
+add_compile_options(
+    -funsigned-char
+    -fno-function-sections
+    "$<$<COMPILE_LANGUAGE:CXX>:-fno-unwind-tables;-fno-rtti;-fno-exceptions>")
+
+# Arch compile options:
+add_compile_options(
+    -mthumb
+    -mcpu=${CPU_NAME}
+    -mfloat-abi=${FLOAT_ABI}
+    --target=arm-arm-non-eabi
+    -mlittle-endian
+    -MD)
+
+# Compile definitions:
+add_compile_definitions(
+    PLATFORM_HAL=${PLATFORM_HAL}
+    ${CPU_COMPILE_DEF}=1
+    $<$<BOOL:${ARM_MATH_DSP}>:ARM_MATH_DSP>
+    $<$<BOOL:${ARM_MATH_LOOPUNROLL}>:ARM_MATH_LOOPUNROLL>)
+
+# Link options:
+add_link_options(${CPU_LINK_OPT})
+set(CMAKE_ASM_FLAGS "${CPU_LINK_OPT}")
+
+# Warnings to be ignored:
+# L6314W = No section matches pattern
+# L6439W = Multiply defined Global Symbol
+add_link_options(
+    --diag_suppress=L6439W,L6314W
+    --info sizes,totals,unused,veneers
+    --strict
+    --callgraph
+    --load_addr_map_info
+    --xref
+    "$<$<CONFIG:RELEASE>:--no_debug>")
+
+# Function to add a map file output for the linker to dump diagnostic information to.
+function(add_target_map_file TARGET_NAME MAP_FILE_PATH)
+    target_link_options(${TARGET_NAME} PUBLIC
+        --map --symbols --list=${MAP_FILE_PATH})
+endfunction()
+
+# Function to add linker option to use the chosen linker script (scatter file).
+function(add_linker_script SCRIPT_DIR SCRIPT_NAME)
+    set(LINKER_SCRIPT_PATH ${SCRIPT_DIR}/${SCRIPT_NAME}.sct
+        CACHE STRING "Linker script path")
+    if (NOT EXISTS ${LINKER_SCRIPT_PATH})
+        message(FATAL_ERROR "Scatter file not found: ${LINKER_SCRIPT_PATH}")
+    endif()
+    message(STATUS "Using linker script: ${LINKER_SCRIPT_PATH}")
+    add_link_options(--scatter=${LINKER_SCRIPT_PATH})
+endfunction()
+
+# Function to set the command to copy/extract contents from an elf
+# into a binary file.
+function(add_bin_generation_command)
+
+    set(multiValueArgs SECTION_PATTERNS OUTPUT_BIN_NAMES)
+    set(oneValueArgs TARGET_NAME OUTPUT_DIR AXF_PATH)
+    cmake_parse_arguments(PARSED "" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
+
+    add_custom_command(TARGET ${PARSED_TARGET_NAME}
+        POST_BUILD
+        COMMAND fromelf --bin --output=${PARSED_OUTPUT_DIR}/
+        ${PARSED_AXF_PATH})
+
+endfunction()
+
+# Function to assert the compiler version
+function(enforce_compiler_version)
+    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS ${MIN_ARM_CLANG_VERSION})
+        message( FATAL_ERROR "Arm compiler version must be ${MIN_ARM_CLANG_VERSION} or greater to support ${CMAKE_SYSTEM_PROCESSOR} architecture." )
+    endif()
+endfunction()
diff --git a/scripts/cmake/toolchains/bare-metal-gcc.cmake b/scripts/cmake/toolchains/bare-metal-gcc.cmake
new file mode 100644
index 0000000..2ffc1bb
--- /dev/null
+++ b/scripts/cmake/toolchains/bare-metal-gcc.cmake
@@ -0,0 +1,145 @@
+#----------------------------------------------------------------------------
+#  Copyright (c) 2021 Arm Limited. All rights reserved.
+#  SPDX-License-Identifier: Apache-2.0
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#----------------------------------------------------------------------------
+# specify the cross compiler
+set(TRIPLET                         arm-none-eabi)
+
+set(CMAKE_C_COMPILER                ${TRIPLET}-gcc)
+set(CMAKE_CXX_COMPILER              ${TRIPLET}-g++)
+
+set(CMAKE_CROSSCOMPILING            true)
+set(CMAKE_SYSTEM_NAME               Generic)
+
+set(MIN_GCC_VERSION                 10.2.1)
+
+# Skip compiler test execution
+set(CMAKE_C_COMPILER_WORKS          1)
+set(CMAKE_CXX_COMPILER_WORKS        1)
+set(PLATFORM_HAL                    1)
+
+if (NOT DEFINED CMAKE_SYSTEM_PROCESSOR)
+    set(CMAKE_SYSTEM_PROCESSOR      cortex-m55)
+endif()
+
+if (CMAKE_SYSTEM_PROCESSOR STREQUAL cortex-m55)
+    # Flags for cortex-m55
+    set(CPU_COMPILE_DEF             CPU_CORTEX_M55)
+    set(CPU_NAME                    ${CMAKE_SYSTEM_PROCESSOR})
+    set(FLOAT_ABI                   hard)
+    set(ARM_MATH_DSP                1)
+    set(ARM_MATH_LOOPUNROLL         1)
+elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL cortex-m33)
+    # Flags for cortex-m33 to go here
+endif()
+
+set(${CPU_COMPILE_DEF}              1)
+
+# Warning options
+add_compile_options(
+    -Wall
+    -Wextra
+    -Wvla
+    -Wno-psabi)
+
+# General purpose compile options:
+add_compile_options(
+    -funsigned-char
+    -fno-function-sections
+    "$<$<COMPILE_LANGUAGE:CXX>:-fno-unwind-tables;-fno-rtti;-fno-exceptions>")
+
+# Arch compile options:
+add_compile_options(
+    -mthumb
+    -mcpu=${CPU_NAME}
+    -mfloat-abi=${FLOAT_ABI}
+    -mlittle-endian
+    -MD)
+
+# Compile definitions:
+add_compile_definitions(
+    PLATFORM_HAL=${PLATFORM_HAL}
+    ${CPU_COMPILE_DEF}=1
+    $<$<BOOL:${ARM_MATH_DSP}>:ARM_MATH_DSP>
+    $<$<BOOL:${ARM_MATH_LOOPUNROLL}>:ARM_MATH_LOOPUNROLL>)
+
+# Link options:
+add_link_options(
+    -mthumb
+    -mcpu=${CPU_NAME}
+    -mfloat-abi=${FLOAT_ABI}
+    -mlittle-endian
+    --specs=nosys.specs
+    --stats
+    "$<$<CONFIG:RELEASE>:--no-debug>")
+
+# Function to add a map file output for the linker to dump diagnostic information to.
+function(add_target_map_file TARGET_NAME MAP_FILE_PATH)
+    target_link_options(${TARGET_NAME} PUBLIC
+        -Xlinker -Map=${MAP_FILE_PATH})
+endfunction()
+
+# Function to add linker option to use the chosen linker script.
+function(add_linker_script SCRIPT_DIR SCRIPT_NAME)
+    set(LINKER_SCRIPT_PATH ${SCRIPT_DIR}/${SCRIPT_NAME}.ld
+        CACHE STRING "Linker script path")
+    if (NOT EXISTS ${LINKER_SCRIPT_PATH})
+        message(FATAL_ERROR "Linker script not found: ${LINKER_SCRIPT_PATH}")
+    endif()
+    message(STATUS "Using linker script: ${LINKER_SCRIPT_PATH}")
+    add_link_options("SHELL:-T ${LINKER_SCRIPT_PATH}")
+endfunction()
+
+# Function to set the command to copy/extract contents from an elf
+# into a binary file.
+function(add_bin_generation_command)
+
+    set(multiValueArgs SECTION_PATTERNS OUTPUT_BIN_NAMES)
+    set(oneValueArgs TARGET_NAME OUTPUT_DIR AXF_PATH)
+    cmake_parse_arguments(PARSED "" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
+
+    list(LENGTH PARSED_SECTION_PATTERNS N_SECTION_PATTERNS)
+    list(LENGTH PARSED_OUTPUT_BIN_NAMES N_OUTPUT_BIN_NAMES)
+
+    if (NOT ${N_SECTION_PATTERNS} STREQUAL ${N_OUTPUT_BIN_NAMES})
+        message(FATAL_ERROR "Section patterns and the output binary names "
+                "should be of the same length")
+    endif()
+
+    message(STATUS "${TRIPLET}-objcopy requested to generate "
+                   "${N_OUTPUT_BIN_NAMES} bin files.")
+
+    math(EXPR MAX_IDX "${N_SECTION_PATTERNS} - 1")
+
+    foreach(IDX RANGE ${MAX_IDX})
+
+        list(GET PARSED_OUTPUT_BIN_NAMES ${IDX} OUTPUT_BIN_NAME)
+        list(GET PARSED_SECTION_PATTERNS ${IDX} SECTION_PATTERN)
+
+        add_custom_command(TARGET ${PARSED_TARGET_NAME}
+            POST_BUILD
+            COMMAND ${TRIPLET}-objcopy -O binary
+            --only-section ${SECTION_PATTERN} ${PARSED_AXF_PATH}
+            ${PARSED_OUTPUT_DIR}/${OUTPUT_BIN_NAME})
+    endforeach()
+
+endfunction()
+
+# Function to assert the compiler version
+function(enforce_compiler_version)
+    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS ${MIN_GCC_VERSION})
+        message( FATAL_ERROR "arm-none-eabi-gcc version must be ${MIN_GCC_VERSION} or greater to support ${CMAKE_SYSTEM_PROCESSOR} architecture." )
+    endif()
+endfunction()
diff --git a/scripts/cmake/toolchains/native-gcc.cmake b/scripts/cmake/toolchains/native-gcc.cmake
new file mode 100644
index 0000000..4b5a62b
--- /dev/null
+++ b/scripts/cmake/toolchains/native-gcc.cmake
@@ -0,0 +1,52 @@
+#----------------------------------------------------------------------------
+#  Copyright (c) 2021 Arm Limited. All rights reserved.
+#  SPDX-License-Identifier: Apache-2.0
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#----------------------------------------------------------------------------
+set(CMAKE_CXX_COMPILER          g++)
+set(CMAKE_C_COMPILER            gcc)
+set(CMAKE_C_LINKER_PREFERENCE   gcc)
+set(CMAKE_CXX_LINKER_PREFERENCE gcc)
+
+# Platform specific directory:
+set(PLATFORM_HAL                3)
+
+# Warning compiler definitions:
+add_compile_options(
+    -Wsign-compare
+    -Wshadow
+    -Wextra
+    -Wall
+    -Wunused-function
+    -Wmissing-field-initializers
+    -Wswitch
+    -Wvla
+    -Wunused-parameter)
+
+# General purpose compile definitions:
+add_compile_options(
+    -fPIC
+    -pthread
+    -DPLATFORM_HAL=${PLATFORM_HAL}
+    "$<$<COMPILE_LANGUAGE:CXX>:-fno-threadsafe-statics>")
+
+# Linker options
+add_link_options(
+    -lm
+    -lc
+    -lstdc++
+    --verbose)
+
+function(enforce_compiler_version)
+endfunction()