diff --git a/third_party/silabs/SiWx917_sdk.gni b/third_party/silabs/SiWx917_sdk.gni
index 30ee0e8188003c..ba71acaed8b0de 100644
--- a/third_party/silabs/SiWx917_sdk.gni
+++ b/third_party/silabs/SiWx917_sdk.gni
@@ -1,826 +1,826 @@
-# Copyright (c) 2020 Project CHIP Authors
-#
-# 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
+# Copyright (c) 2020 Project CHIP Authors
+#
+# 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.
-
-import("//build_overrides/chip.gni")
-import("//build_overrides/efr32_sdk.gni")
-import("//build_overrides/jlink.gni")
-import("//build_overrides/mbedtls.gni")
-
-import("${chip_root}/src/lib/lib.gni")
-import("silabs_board.gni")
-
-declare_args() {
-  # Location of the efr32 SDK.
-  efr32_sdk_root = "${chip_root}/third_party/silabs/gecko_sdk"
-  sdk_support_root = "${chip_root}/third_party/silabs/matter_support"
-
-  # Build openthread with prebuilt silabs lib
-  use_silabs_thread_lib = false
-  enable_openthread_cli = true
-
-  kvs_max_entries = 75
-  use_external_flash = true
-
-  # Use Silabs factory data provider example.
-  # Users can implement their own.
-  use_efr32_factory_data_provider = true
-
-  # Enable Segger System View
-  use_system_view = false
-}
-
-# Explorer Kit and MGM240L do not have external flash
-if (silabs_board == "BRD2703A" || silabs_board == "BRD4319A") {
-  use_external_flash = false
-}
-
-# Enable LEDs by default
-use_wstk_leds = true
-
-# Board does not support LEDs and Buttons at the same time
-if (silabs_board == "BRD4317A" || silabs_board == "BRD4316A" ||
-    silabs_board == "BRD4319A") {
-  use_wstk_leds = false
-}
-
-assert(efr32_sdk_root != "", "efr32_sdk_root must be specified")
-
-# Defines an efr32 SDK build target.
-#
-# Parameters:
-#   efr32_sdk_root - The location of the erf32 SDK.
-#   sources - The sources files to build.
-template("efr32_sdk") {
-  if (defined(invoker.efr32_sdk_root)) {
-    efr32_sdk_root = invoker.efr32_sdk_root
-  }
-
-  assert(efr32_sdk_root != "", "efr32_sdk_root must be specified")
-  use_wf200 = false
-  if (defined(invoker.use_wf200)) {
-    if (invoker.use_wf200) {
-      use_wf200 = true
-    }
-  }
-
-  sdk_target_name = target_name
-
-  config("${sdk_target_name}_config") {
-    include_dirs = []
-    libs = []
-    if (defined(invoker.include_dirs)) {
-      include_dirs += invoker.include_dirs
-    }
-
-    # Treat these includes as system includes, so warnings in them are not fatal.
-    _include_dirs = [
-      "${efr32_sdk_root}",
-      "${efr32_sdk_root}/hardware/kit/common/bsp",
-      "${efr32_sdk_root}/app/common/util/app_assert/",
-      "${efr32_sdk_root}/hardware/board/inc",
-      "${efr32_sdk_root}/hardware/driver/memlcd/inc",
-      "${efr32_sdk_root}/hardware/driver/memlcd/src/ls013b7dh03",
-      "${efr32_sdk_root}/platform/bootloader",
-      "${efr32_sdk_root}/platform/bootloader/config",
-      "${efr32_sdk_root}/platform/bootloader/config/s2/btl_interface",
-      "${efr32_sdk_root}/platform/bootloader/api",
-      "${efr32_sdk_root}/platform/CMSIS/Core/Include",
-      "${efr32_sdk_root}/platform/CMSIS/RTOS2/Include",
-      "${efr32_sdk_root}/platform/common/inc",
-      "${efr32_sdk_root}/platform/driver/button/inc",
-      "${efr32_sdk_root}/platform/emdrv/common/inc",
-      "${efr32_sdk_root}/platform/emdrv/gpiointerrupt/inc",
-      "${efr32_sdk_root}/platform/emdrv/dmadrv/config",
-      "${efr32_sdk_root}/platform/emdrv/dmadrv/inc",
-      "${efr32_sdk_root}/platform/emdrv/nvm3/inc",
-      "${efr32_sdk_root}/platform/emdrv/rtcdrv/inc",
-      "${efr32_sdk_root}/platform/emlib/inc",
-      "${efr32_sdk_root}/platform/halconfig/inc/hal-config",
-      "${efr32_sdk_root}/platform/peripheral/inc",
-      "${efr32_sdk_root}/platform/radio/rail_lib/common",
-      "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32",
-      "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/rf/common/cortex",
-      "${efr32_sdk_root}/platform/radio/rail_lib/hal",
-      "${efr32_sdk_root}/platform/radio/rail_lib/hal/efr32",
-      "${efr32_sdk_root}/platform/radio/rail_lib/protocol/ieee802154",
-      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions",
-      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/rail_util_pti",
-      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/rail_util_rf_path",
-      "${efr32_sdk_root}/platform/service/device_init/inc",
-      "${efr32_sdk_root}/platform/service/hfxo_manager/config/",
-      "${efr32_sdk_root}/platform/service/hfxo_manager/inc",
-      "${efr32_sdk_root}/platform/service/hfxo_manager/src",
-      "${efr32_sdk_root}/platform/service/mpu/inc",
-      "${efr32_sdk_root}/platform/service/power_manager/config/",
-      "${efr32_sdk_root}/platform/service/power_manager/inc/",
-      "${efr32_sdk_root}/platform/service/power_manager/src/",
-      "${efr32_sdk_root}/platform/service/sleeptimer/inc",
-      "${efr32_sdk_root}/platform/service/sleeptimer/config",
-      "${efr32_sdk_root}/platform/service/system/inc",
-      "${efr32_sdk_root}/platform/service/udelay/inc",
-      "${efr32_sdk_root}/platform/service/legacy_hal/inc",
-      "${efr32_sdk_root}/platform/service/token_manager/config",
-      "${efr32_sdk_root}/platform/service/token_manager/inc",
-      "${efr32_sdk_root}/platform/service/token_manager/test",
-      "${efr32_sdk_root}/platform/service/token_manager/test/include",
-      "${efr32_sdk_root}/platform/service/token_manager/test/stack/config",
-      "${efr32_sdk_root}/platform/service/token_manager/test/stack/include",
-      "${efr32_sdk_root}/platform/middleware/glib",
-      "${efr32_sdk_root}/platform/middleware/glib/glib",
-      "${efr32_sdk_root}/platform/middleware/glib/dmd",
-      "${efr32_sdk_root}/platform/base/hal/plugin/psstore",
-      "${efr32_sdk_root}/platform/base/hal/plugin/antenna",
-      "${efr32_sdk_root}/protocol/bluetooth/inc/",
-      "${efr32_sdk_root}/app/bluetooth/common/in_place_ota_dfu/",
-      "${efr32_sdk_root}/util/plugin/plugin-common/fem-control",
-      "${efr32_sdk_root}/util/silicon_labs/silabs_core/graphics",
-      "${efr32_sdk_root}/util/silicon_labs/silabs_core/memory_manager",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/include",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/include/psa",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_alt/include",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/inc",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/config/",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/inc",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/inc/public",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/inc",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/",
-      "${efr32_sdk_root}/util/third_party/freertos/cmsis/Include",
-      "${efr32_sdk_root}/util/third_party/freertos/kernel/include",
-      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/config",
-      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen",
-    ]
-
-    # Note that we're setting the mbedTLS and PSA configuration files through a
-    # define. This means the build system by default does not pick up changes in
-    # the content of these, only when changing the filename itself.
-    # To fix this, these files are also manually depended upon in the source set
-    # declared in efr32_mbedtls_config further down this file.
-    defines = [
-      "MBEDTLS_CONFIG_FILE=\"efr32-chip-mbedtls-config.h\"",
-      "MBEDTLS_PSA_CRYPTO_CONFIG_FILE=\"efr32-mbedtls-psa-crypto-config.h\"",
-      "__STARTUP_CLEAR_BSS",
-      "HARD_FAULT_LOG_ENABLE",
-      "CORTEXM3_EFM32_MICRO",
-      "EFR32_LOG_ENABLED=1",
-      "NVM3_DEFAULT_NVM_SIZE=40960",
-      "NVM3_DEFAULT_MAX_OBJECT_SIZE=4092",
-      "KVS_MAX_ENTRIES=${kvs_max_entries}",
-      "EFR32_OPENTHREAD_API",
-      "PHY=EMBER_PHY_RAIL",
-      "CORTEXM3",
-      "MICRO=EMBER_MICRO_CORTEXM3_EFR32",
-      "PLAT=EMBER_PLATFORM_CORTEXM3",
-      "${silabs_mcu}=1",
-      "${silabs_board}=1",
-      "SL_SUPRESS_DEPRECATION_WARNINGS_SDK_3_1",
-      "__HEAP_SIZE=0",
-      "SL_CATALOG_FREERTOS_KERNEL_PRESENT=1",
-      "MBEDTLS_THREADING_C=1",
-      "MBEDTLS_THREADING_ALT=1",
-      "SL_THREADING_ALT=1",
-      "SL_COMPONENT_CATALOG_PRESENT",
-      "PLATFORM_HEADER=\"platform-header.h\"",
-      "USE_NVM3=1",
-
-      #"__STACK_SIZE=0",
-    ]
-
-    if (use_system_view) {
-      _include_dirs += [
-        "${efr32_sdk_root}/util/third_party/segger/systemview/SEGGER",
-        "${efr32_sdk_root}/util/third_party/segger/systemview/Sample/FreeRTOSV10/Config/Cortex-M",
-        "${efr32_sdk_root}/util/third_party/segger/systemview/Sample/FreeRTOSV10",
-        "${efr32_sdk_root}/util/third_party/segger/systemview/Config/",
-      ]
-
-      defines += [ "SL_SYSTEM_VIEW=1" ]
-    }
-
-    defines += board_defines
-
-    if (use_wstk_leds) {
-      _include_dirs += [ "${efr32_sdk_root}/platform/driver/leddrv/inc" ]
-
-      defines += [ "ENABLE_WSTK_LEDS" ]
-    }
-
-    if (defined(invoker.enable_sleepy_device)) {
-      if (invoker.enable_sleepy_device) {
-        defines += [
-          "CHIP_DEVICE_CONFIG_ENABLE_SED=1",
-          "SL_CATALOG_POWER_MANAGER_PRESENT",
-          "SL_CATALOG_SLEEPTIMER_PRESENT",
-        ]
-      }
-    }
-
-    if (chip_build_libshell) {  # matter shell
-      defines += [
-        "ENABLE_CHIP_SHELL",
-        "OPENTHREAD_CONFIG_CLI_TRANSPORT=OT_CLI_TRANSPORT_CONSOLE",
-        "CHIP_DEVICE_CONFIG_THREAD_ENABLE_CLI=1",
-      ]
-    } else {
-      if (enable_openthread_cli) {  # ot-cli only
-        defines += [ "CHIP_DEVICE_CONFIG_THREAD_ENABLE_CLI=1" ]
-      }
-    }
-
-    # USART include files
-    if ((defined(invoker.chip_enable_pw_rpc) && invoker.chip_enable_pw_rpc) ||
-        chip_build_libshell || enable_openthread_cli ||
-        (defined(invoker.chip_enable_wifi) && invoker.chip_enable_wifi) ||
-        (defined(invoker.show_qr_code) && invoker.show_qr_code) ||
-        (defined(invoker.disable_lcd) && !invoker.disable_lcd) ||
-        (defined(invoker.use_external_flash) && use_external_flash)) {
-      defines += [ "CONFIG_ENABLE_UART" ]
-
-      if (defined(invoker.use_external_flash) && use_external_flash) {
-        defines += [ "CONFIG_USE_EXTERNAL_FLASH" ]
-
-        _include_dirs += [ "${efr32_sdk_root}/hardware/driver/mx25_flash_shutdown/inc/sl_mx25_flash_shutdown_usart" ]
-      }
-
-      _include_dirs += [
-        "${efr32_sdk_root}/platform/emdrv/uartdrv/inc",
-        "${efr32_sdk_root}/platform/emdrv/uartdrv/config",
-        "${efr32_sdk_root}/hardware/driver/memlcd/inc/memlcd_usart",
-      ]
-    }
-
-    if (silabs_family == "efr32mg12") {
-      _include_dirs += [
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG12P/Include",
-        "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/efr32xg1x",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM4F",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg1x/config",
-        "${efr32_sdk_root}/platform/service/device_init/config/s1/",
-        "${efr32_sdk_root}/platform/emdrv/spidrv/inc",
-      ]
-
-      libs += [
-        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG12P/GCC/binapploader.o",
-        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG12P/GCC/libbluetooth.a",
-        "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_efr32xg12_gcc_release.a",
-        "${sdk_support_root}/platform/emdrv/nvm3/lib/libnvm3_CM4_gcc.a",
-      ]
-
-      defines += [ "EFR32MG12" ]
-    } else if (silabs_family == "efr32mg21") {
-      _include_dirs += [
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG21/Include",
-        "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/efr32xg2x",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg21",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg21/config",
-        "${efr32_sdk_root}/platform/service/device_init/config/s2/",
-      ]
-
-      libs += [
-        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG21/GCC/binapploader.o",
-        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG21/GCC/libbluetooth.a",
-        "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_efr32xg21_gcc_release.a",
-        "${sdk_support_root}/platform/emdrv/nvm3/lib/libnvm3_CM33_gcc.a",
-      ]
-
-      defines += [
-        "EFR32MG21",
-        "EFR32_SERIES2_CONFIG1_MICRO",
-      ]
-    } else if (silabs_family == "efr32mg24") {
-      _include_dirs += [
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG24/Include",
-        "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/efr32xg2x",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg24",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg24/config",
-        "${efr32_sdk_root}/platform/service/device_init/config/s2/",
-        "${efr32_sdk_root}/platform/emdrv/spidrv/inc",
-      ]
-
-      libs += [
-        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG24/GCC/libapploader.a",
-        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG24/GCC/libbluetooth.a",
-        "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_efr32xg24_gcc_release.a",
-        "${sdk_support_root}/platform/emdrv/nvm3/lib/libnvm3_CM33_gcc.a",
-      ]
-
-      defines += [
-        "EFR32MG24",
-        "EFR32_SERIES2_CONFIG4_MICRO",
-      ]
-    } else if (silabs_family == "mgm24") {
-      _include_dirs += [
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/MGM24/Include",
-        "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/efr32xg2x",
-        "${efr32_sdk_root}/platform/radio/rail_lib/protocol/ble",
-        "${efr32_sdk_root}/platform/radio/rail_lib/protocol/ieee802154",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg24",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg24/config",
-        "${efr32_sdk_root}/platform/service/device_init/config/s2/",
-      ]
-
-      libs += [
-        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG24/GCC/libapploader.a",
-        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG24/GCC/libbluetooth.a",
-        "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_module_efr32xg24_gcc_release.a",
-        "${sdk_support_root}/platform/emdrv/nvm3/lib/libnvm3_CM33_gcc.a",
-      ]
-
-      if (silabs_mcu == "MGM240PB32VNA") {
-        libs += [ "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm240pb32vna_gcc.a" ]
-      } else if (silabs_mcu == "MGM240PB22VNA") {
-        libs += [ "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm240pb22vna_gcc.a" ]
-      } else if (silabs_mcu == "MGM240L022RNF") {
-        libs += [ "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm240l022rnf_gcc.a" ]
-      }
-
-      defines += [
-        "MGM24",
-        "EFR32_SERIES2_CONFIG4_MICRO",
-      ]
-    }
-
-    if (use_wf200) {
-      _include_dirs += [
-        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver",
-        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/bus",
-        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/firmware",
-        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/pds/brd8022a",
-        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/secure_link",
-      ]
-    }
-
-    cflags = []
-    foreach(include_dir, _include_dirs) {
-      cflags += [ "-isystem" + rebase_path(include_dir, root_build_dir) ]
-    }
-
-    cflags += [
-      "-Wno-maybe-uninitialized",
-      "-Wno-shadow",
-    ]
-
-    if (silabs_family == "efr32mg24" || silabs_family == "mgm24") {
-      cflags += [ "-mcmse" ]
-    }
-
-    if (defined(invoker.use_rs911x)) {
-      if (invoker.use_rs911x == true) {
-        #add compilation flags for rs991x build. This will be addressed directly in wiseconnect sdk in the next version release of that sdk
-        cflags += invoker.rs911x_cflags
-      }
-    }
-
-    if (defined(invoker.defines)) {
-      defines += invoker.defines
-    }
-  }
-
-  source_set("efr32_mbedtls_config") {
-    # We're setting the mbedTLS config flags here as the efr32_sdk target
-    # acts as the mbedTLS target for EFR32 builds. We need this for the build
-    # system to recompile mbedTLS (= the SDK) when the mbedTLS config gets
-    # edited.
-    sources = [
-      "${chip_root}/src/platform/silabs/EFR32/efr32-chip-mbedtls-config.h",
-      "${chip_root}/src/platform/silabs/EFR32/efr32-mbedtls-psa-crypto-config.h",
-    ]
-
-    public_deps = [ "${chip_root}/src/crypto:crypto_buildconfig" ]
-  }
-
-  source_set(sdk_target_name) {
-    sources = [
-      "${chip_root}/third_party/mbedtls/repo/include/mbedtls/platform.h",
-      "${efr32_sdk_root}/app/bluetooth/common/in_place_ota_dfu/sl_bt_in_place_ota_dfu.c",
-      "${efr32_sdk_root}/hardware/board/src/sl_board_control_gpio.c",
-      "${efr32_sdk_root}/hardware/board/src/sl_board_init.c",
-      "${efr32_sdk_root}/platform/CMSIS/RTOS2/Source/os_systick.c",
-      "${efr32_sdk_root}/platform/bootloader/api/btl_interface.c",
-      "${efr32_sdk_root}/platform/bootloader/api/btl_interface_storage.c",
-      "${efr32_sdk_root}/platform/bootloader/security/sha/crypto_sha.c",
-      "${efr32_sdk_root}/platform/common/src/sl_slist.c",
-      "${efr32_sdk_root}/platform/driver/button/src/sl_button.c",
-      "${efr32_sdk_root}/platform/driver/button/src/sl_simple_button.c",
-      "${efr32_sdk_root}/platform/emdrv/dmadrv/src/dmadrv.c",
-      "${efr32_sdk_root}/platform/emdrv/gpiointerrupt/src/gpiointerrupt.c",
-      "${efr32_sdk_root}/platform/emdrv/nvm3/src/nvm3_default.c",
-      "${efr32_sdk_root}/platform/emdrv/nvm3/src/nvm3_hal_flash.c",
-      "${efr32_sdk_root}/platform/emdrv/nvm3/src/nvm3_lock.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_adc.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_cmu.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_core.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_crypto.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_emu.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_gpio.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_ldma.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_msc.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_prs.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_rmu.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_rtcc.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_se.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_system.c",
-      "${efr32_sdk_root}/platform/emlib/src/em_timer.c",
-      "${efr32_sdk_root}/platform/peripheral/src/peripheral_sysrtc.c",
-      "${efr32_sdk_root}/platform/radio/rail_lib/hal/efr32/hal_efr.c",
-      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/pa_conversions_efr32.c",
-      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/rail_util_pti/sl_rail_util_pti.c",
-      "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfrco.c",
-      "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_nvic.c",
-      "${efr32_sdk_root}/platform/service/hfxo_manager/src/sl_hfxo_manager.c",
-      "${efr32_sdk_root}/platform/service/legacy_hal/src/token_legacy.c",
-      "${efr32_sdk_root}/platform/service/mpu/src/sl_mpu.c",
-      "${efr32_sdk_root}/platform/service/power_manager/src/sl_power_manager.c",
-      "${efr32_sdk_root}/platform/service/power_manager/src/sl_power_manager_debug.c",
-      "${efr32_sdk_root}/platform/service/power_manager/src/sl_power_manager_hal_s0_s1.c",
-      "${efr32_sdk_root}/platform/service/power_manager/src/sl_power_manager_hal_s2.c",
-      "${efr32_sdk_root}/platform/service/sleeptimer/src/sl_sleeptimer.c",
-      "${efr32_sdk_root}/platform/service/sleeptimer/src/sl_sleeptimer_hal_rtcc.c",
-      "${efr32_sdk_root}/platform/service/sleeptimer/src/sl_sleeptimer_hal_sysrtc.c",
-      "${efr32_sdk_root}/platform/service/system/src/sl_system_init.c",
-      "${efr32_sdk_root}/platform/service/system/src/sl_system_kernel.c",
-      "${efr32_sdk_root}/platform/service/system/src/sl_system_process_action.c",
-      "${efr32_sdk_root}/platform/service/token_manager/src/sl_token_def.c",
-      "${efr32_sdk_root}/platform/service/token_manager/src/sl_token_manager.c",
-      "${efr32_sdk_root}/platform/service/token_manager/src/sl_token_manufacturing.c",
-      "${efr32_sdk_root}/platform/service/udelay/src/sl_udelay.c",
-      "${efr32_sdk_root}/platform/service/udelay/src/sl_udelay_armv6m_gcc.S",
-      "${efr32_sdk_root}/protocol/bluetooth/src/sl_bt_mbedtls_context.c",
-      "${efr32_sdk_root}/protocol/bluetooth/src/sl_bt_rtos_adaptation.c",
-      "${efr32_sdk_root}/protocol/bluetooth/src/sl_bt_stack_init.c",
-      "${efr32_sdk_root}/protocol/bluetooth/src/sli_bt_advertiser_config.c",
-      "${efr32_sdk_root}/protocol/bluetooth/src/sli_bt_connection_config.c",
-      "${efr32_sdk_root}/util/silicon_labs/silabs_core/memory_manager/sl_malloc.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/aes.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/aesni.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/asn1parse.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/asn1write.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/base64.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/bignum.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/camellia.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ccm.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/chacha20.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/chachapoly.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/cipher.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/cipher_wrap.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/cmac.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/constant_time.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ctr_drbg.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/debug.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/des.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/dhm.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecdh.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecdsa.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecjpake.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecp.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecp_curves.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/entropy.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/entropy_poll.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/gcm.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/hkdf.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/hmac_drbg.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/md.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/md5.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/oid.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pem.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pk.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pk_wrap.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pkcs12.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pkcs5.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pkparse.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pkwrite.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/platform.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/platform_util.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/poly1305.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_aead.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_cipher.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_client.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_driver_wrappers.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_ecp.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_hash.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_mac.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_rsa.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_se.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_slot_management.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_storage.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_its_file.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ripemd160.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/rsa.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/sha1.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/sha256.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/sha512.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_cache.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_ciphersuites.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_cli.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_cookie.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_msg.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_srv.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_ticket.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_tls.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_tls13_keys.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/threading.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/timing.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/version.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509_create.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509_crl.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509_crt.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509_csr.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509write_crt.c",
-      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509write_csr.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/aes_aes.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/crypto_aes.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/crypto_ecp.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/error.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/mbedtls_ccm.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/mbedtls_cmac.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/mbedtls_ecdsa_ecdh.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/mbedtls_sha.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/sl_entropy_hardware.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/sl_mbedtls.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/version_features.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_protocol_crypto_crypto.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_protocol_crypto_radioaes.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/crypto_management.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sl_psa_its_nvm3.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_transparent_driver_aead.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_transparent_driver_cipher.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_transparent_driver_hash.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_transparent_driver_mac.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_trng_driver.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_psa_driver_common.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_psa_driver_init.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_psa_trng.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_builtin_keys.c",
-      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_signature.c",
-      "${efr32_sdk_root}/util/third_party/freertos/cmsis/Source/cmsis_os2.c",
-      "${efr32_sdk_root}/util/third_party/freertos/kernel/croutine.c",
-      "${efr32_sdk_root}/util/third_party/freertos/kernel/event_groups.c",
-      "${efr32_sdk_root}/util/third_party/freertos/kernel/list.c",
-      "${efr32_sdk_root}/util/third_party/freertos/kernel/queue.c",
-      "${efr32_sdk_root}/util/third_party/freertos/kernel/stream_buffer.c",
-      "${efr32_sdk_root}/util/third_party/freertos/kernel/tasks.c",
-      "${efr32_sdk_root}/util/third_party/freertos/kernel/timers.c",
-      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/gatt_db.c",
-      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_bluetooth.c",
-      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_board_default_init.c",
-      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_device_init_clocks.c",
-      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_event_handler.c",
-      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_simple_button_instances.c",
-    ]
-
-    if (use_system_view) {
-      sources += [
-        "${efr32_sdk_root}/util/third_party/segger/systemview/SEGGER/SEGGER_SYSVIEW.c",
-        "${efr32_sdk_root}/util/third_party/segger/systemview/Sample/FreeRTOSV10/Config/Cortex-M/SEGGER_SYSVIEW_Config_FreeRTOS.c",
-        "${efr32_sdk_root}/util/third_party/segger/systemview/Sample/FreeRTOSV10/SEGGER_SYSVIEW_FreeRTOS.c",
-      ]
-    }
-
-    if (use_wstk_leds) {
-      sources += [
-        "${efr32_sdk_root}/platform/driver/leddrv/src/sl_led.c",
-        "${efr32_sdk_root}/platform/driver/leddrv/src/sl_pwm_led.c",
-        "${efr32_sdk_root}/platform/driver/leddrv/src/sl_simple_led.c",
-        "${efr32_sdk_root}/platform/driver/leddrv/src/sl_simple_rgb_pwm_led.c",
-        "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_simple_led_instances.c",
-      ]
-    }
-
-    # SPI is only used for Wifi
-    if (defined(invoker.chip_enable_wifi) && invoker.chip_enable_wifi) {
-      sources += [
-        "${efr32_sdk_root}/platform/emdrv/spidrv/src/spidrv.c",
-        "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_spidrv_init.c",
-      ]
-    }
-
-    if (defined(invoker.enable_sleepy_device)) {
-      if (invoker.enable_sleepy_device) {
-        sources += [ "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/SiliconLabs/tick_power_manager.c" ]
-      }
-    }
-
-    if (defined(enable_fem)) {
-      sources += [
-        "${efr32_sdk_root}/util/plugin/plugin-common/fem-control/fem-control.c",
-      ]
-    }
-
-    # USART sources files
-    if ((defined(invoker.chip_enable_pw_rpc) && invoker.chip_enable_pw_rpc) ||
-        chip_build_libshell || enable_openthread_cli ||
-        (defined(invoker.chip_enable_wifi) && invoker.chip_enable_wifi) ||
-        (defined(invoker.show_qr_code) && invoker.show_qr_code) ||
-        (defined(invoker.disable_lcd) && !invoker.disable_lcd) ||
-        (defined(invoker.use_external_flash) && use_external_flash)) {
-      sources += [
-        "${efr32_sdk_root}/hardware/driver/memlcd/src/memlcd_usart/sl_memlcd_spi.c",
-        "${efr32_sdk_root}/platform/emdrv/uartdrv/src/uartdrv.c",
-        "${efr32_sdk_root}/platform/emlib/src/em_eusart.c",
-        "${efr32_sdk_root}/platform/emlib/src/em_leuart.c",
-        "${efr32_sdk_root}/platform/emlib/src/em_usart.c",
-        "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_uartdrv_init.c",
-      ]
-
-      if (defined(invoker.use_external_flash) && use_external_flash) {
-        sources += [ "${efr32_sdk_root}/hardware/driver/mx25_flash_shutdown/src/sl_mx25_flash_shutdown_usart/sl_mx25_flash_shutdown.c" ]
-      }
-    }
-
-    if ((defined(invoker.show_qr_code) && invoker.show_qr_code) ||
-        (defined(invoker.disable_lcd) && !invoker.disable_lcd)) {
-      sources += [
-        "${efr32_sdk_root}/hardware/driver/memlcd/src/sl_memlcd.c",
-        "${efr32_sdk_root}/hardware/driver/memlcd/src/sl_memlcd_display.c",
-        "${efr32_sdk_root}/platform/middleware/glib/dmd/display/dmd_memlcd.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/bmp.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_bitmap.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_circle.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_font_narrow_6x8.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_font_normal_8x8.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_font_number_16x20.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_line.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_polygon.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_rectangle.c",
-        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_string.c",
-      ]
-    }
-
-    if (use_wf200) {
-      sources += [
-        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/bus/sl_wfx_bus.c",
-        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/bus/sl_wfx_bus_spi.c",
-        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/secure_link/sl_wfx_secure_link.c",
-        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/sl_wfx.c",
-      ]
-    }
-
-    if (silabs_family == "efr32mg12") {
-      sources += [
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG12P/Source/startup_efr32mg12p.c",
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG12P/Source/system_efr32mg12p.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_dcdc_s1.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_emu_s1.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfxo_s1.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfxo_s1.c",
-        "${efr32_sdk_root}/protocol/bluetooth/src/sl_apploader_util_s1.c",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM4F/port.c",
-      ]
-    } else if (silabs_family == "efr32mg21") {
-      sources += [
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG21/Source/startup_efr32mg21.c",
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG21/Source/system_efr32mg21.c",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/rail_util_rf_path/sl_rail_util_rf_path.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_emu_s2.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfrco.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfxo_s2.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfxo_s2.c",
-        "${efr32_sdk_root}/platform/service/hfxo_manager/src/sl_hfxo_manager_hal_s2.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_entropy.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_hash.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_handling.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_signature.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_util.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_alt/source/sl_se_management.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_aes.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_gcm.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_jpake.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_radioaes_management.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_aead.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_management.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_mac.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_aead.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_mac.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_hash.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_mac.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/port.c",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c",
-      ]
-    } else if (silabs_family == "efr32mg24") {
-      sources += [
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG24/Source/startup_efr32mg24.c",
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG24/Source/system_efr32mg24.c",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/pa_curves_efr32.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_dcdc_s2.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_emu_s2.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfxo_s2.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfxo_s2.c",
-        "${efr32_sdk_root}/platform/service/hfxo_manager/src/sl_hfxo_manager_hal_s2.c",
-        "${efr32_sdk_root}/protocol/bluetooth/src/sl_apploader_util_s2.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_attestation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_entropy.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_hash.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_handling.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_signature.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_util.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_aes.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_jpake.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_radioaes_management.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_aead.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_management.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_mac.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_aead.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_mac.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_aead.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_hash.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_mac.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/port.c",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c",
-      ]
-    } else if (silabs_family == "mgm24") {
-      sources += [
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/MGM24/Source/startup_mgm24.c",
-        "${efr32_sdk_root}/platform/Device/SiliconLabs/MGM24/Source/system_mgm24.c",
-        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/pa_curves_efr32.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_dcdc_s2.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_emu_s2.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfxo_mgm24.c",
-        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfxo_s2.c",
-        "${efr32_sdk_root}/platform/service/hfxo_manager/src/sl_hfxo_manager_hal_s2.c",
-        "${efr32_sdk_root}/protocol/bluetooth/src/sl_apploader_util_s2.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_attestation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_entropy.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_hash.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_handling.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_signature.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_util.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_aes.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_jpake.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_radioaes_management.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_aead.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_management.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_mac.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_aead.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_mac.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_aead.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_cipher.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_hash.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_mac.c",
-        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_key_derivation.c",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/port.c",
-        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c",
-      ]
-    }
-
-    if (silabs_board == "BRD4186A" || silabs_board == "BRD4186C" ||
-        silabs_board == "BRD4187A" || silabs_board == "BRD4187C") {
-      sources += [ "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_dpll_s2.c" ]
-    }
-
-    public_deps = [
-      ":efr32_mbedtls_config",
-      "${segger_rtt_root}:segger_rtt",
-      "${segger_rtt_root}:segger_rtt_printf",
-      "${segger_rtt_root}:segger_rtt_syscalls",
-    ]
-
-    if (defined(invoker.sources)) {
-      sources += invoker.sources
-    }
-
-    public_configs = [ ":${sdk_target_name}_config" ]
-  }
-}
+
+import("//build_overrides/chip.gni")
+import("//build_overrides/efr32_sdk.gni")
+import("//build_overrides/jlink.gni")
+import("//build_overrides/mbedtls.gni")
+
+import("${chip_root}/src/lib/lib.gni")
+import("silabs_board.gni")
+
+declare_args() {
+  # Location of the efr32 SDK.
+  efr32_sdk_root = "${chip_root}/third_party/silabs/gecko_sdk"
+  sdk_support_root = "${chip_root}/third_party/silabs/matter_support"
+
+  # Build openthread with prebuilt silabs lib
+  use_silabs_thread_lib = false
+  enable_openthread_cli = true
+
+  kvs_max_entries = 75
+  use_external_flash = true
+
+  # Use Silabs factory data provider example.
+  # Users can implement their own.
+  use_efr32_factory_data_provider = true
+
+  # Enable Segger System View
+  use_system_view = false
+}
+
+# Explorer Kit and MGM240L do not have external flash
+if (silabs_board == "BRD2703A" || silabs_board == "BRD4319A") {
+  use_external_flash = false
+}
+
+# Enable LEDs by default
+use_wstk_leds = true
+
+# Board does not support LEDs and Buttons at the same time
+if (silabs_board == "BRD4317A" || silabs_board == "BRD4316A" ||
+    silabs_board == "BRD4319A") {
+  use_wstk_leds = false
+}
+
+assert(efr32_sdk_root != "", "efr32_sdk_root must be specified")
+
+# Defines an efr32 SDK build target.
+#
+# Parameters:
+#   efr32_sdk_root - The location of the erf32 SDK.
+#   sources - The sources files to build.
+template("efr32_sdk") {
+  if (defined(invoker.efr32_sdk_root)) {
+    efr32_sdk_root = invoker.efr32_sdk_root
+  }
+
+  assert(efr32_sdk_root != "", "efr32_sdk_root must be specified")
+  use_wf200 = false
+  if (defined(invoker.use_wf200)) {
+    if (invoker.use_wf200) {
+      use_wf200 = true
+    }
+  }
+
+  sdk_target_name = target_name
+
+  config("${sdk_target_name}_config") {
+    include_dirs = []
+    libs = []
+    if (defined(invoker.include_dirs)) {
+      include_dirs += invoker.include_dirs
+    }
+
+    # Treat these includes as system includes, so warnings in them are not fatal.
+    _include_dirs = [
+      "${efr32_sdk_root}",
+      "${efr32_sdk_root}/hardware/kit/common/bsp",
+      "${efr32_sdk_root}/app/common/util/app_assert/",
+      "${efr32_sdk_root}/hardware/board/inc",
+      "${efr32_sdk_root}/hardware/driver/memlcd/inc",
+      "${efr32_sdk_root}/hardware/driver/memlcd/src/ls013b7dh03",
+      "${efr32_sdk_root}/platform/bootloader",
+      "${efr32_sdk_root}/platform/bootloader/config",
+      "${efr32_sdk_root}/platform/bootloader/config/s2/btl_interface",
+      "${efr32_sdk_root}/platform/bootloader/api",
+      "${efr32_sdk_root}/platform/CMSIS/Core/Include",
+      "${efr32_sdk_root}/platform/CMSIS/RTOS2/Include",
+      "${efr32_sdk_root}/platform/common/inc",
+      "${efr32_sdk_root}/platform/driver/button/inc",
+      "${efr32_sdk_root}/platform/emdrv/common/inc",
+      "${efr32_sdk_root}/platform/emdrv/gpiointerrupt/inc",
+      "${efr32_sdk_root}/platform/emdrv/dmadrv/config",
+      "${efr32_sdk_root}/platform/emdrv/dmadrv/inc",
+      "${efr32_sdk_root}/platform/emdrv/nvm3/inc",
+      "${efr32_sdk_root}/platform/emdrv/rtcdrv/inc",
+      "${efr32_sdk_root}/platform/emlib/inc",
+      "${efr32_sdk_root}/platform/halconfig/inc/hal-config",
+      "${efr32_sdk_root}/platform/peripheral/inc",
+      "${efr32_sdk_root}/platform/radio/rail_lib/common",
+      "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32",
+      "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/rf/common/cortex",
+      "${efr32_sdk_root}/platform/radio/rail_lib/hal",
+      "${efr32_sdk_root}/platform/radio/rail_lib/hal/efr32",
+      "${efr32_sdk_root}/platform/radio/rail_lib/protocol/ieee802154",
+      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions",
+      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/rail_util_pti",
+      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/rail_util_rf_path",
+      "${efr32_sdk_root}/platform/service/device_init/inc",
+      "${efr32_sdk_root}/platform/service/hfxo_manager/config/",
+      "${efr32_sdk_root}/platform/service/hfxo_manager/inc",
+      "${efr32_sdk_root}/platform/service/hfxo_manager/src",
+      "${efr32_sdk_root}/platform/service/mpu/inc",
+      "${efr32_sdk_root}/platform/service/power_manager/config/",
+      "${efr32_sdk_root}/platform/service/power_manager/inc/",
+      "${efr32_sdk_root}/platform/service/power_manager/src/",
+      "${efr32_sdk_root}/platform/service/sleeptimer/inc",
+      "${efr32_sdk_root}/platform/service/sleeptimer/config",
+      "${efr32_sdk_root}/platform/service/system/inc",
+      "${efr32_sdk_root}/platform/service/udelay/inc",
+      "${efr32_sdk_root}/platform/service/legacy_hal/inc",
+      "${efr32_sdk_root}/platform/service/token_manager/config",
+      "${efr32_sdk_root}/platform/service/token_manager/inc",
+      "${efr32_sdk_root}/platform/service/token_manager/test",
+      "${efr32_sdk_root}/platform/service/token_manager/test/include",
+      "${efr32_sdk_root}/platform/service/token_manager/test/stack/config",
+      "${efr32_sdk_root}/platform/service/token_manager/test/stack/include",
+      "${efr32_sdk_root}/platform/middleware/glib",
+      "${efr32_sdk_root}/platform/middleware/glib/glib",
+      "${efr32_sdk_root}/platform/middleware/glib/dmd",
+      "${efr32_sdk_root}/platform/base/hal/plugin/psstore",
+      "${efr32_sdk_root}/platform/base/hal/plugin/antenna",
+      "${efr32_sdk_root}/protocol/bluetooth/inc/",
+      "${efr32_sdk_root}/app/bluetooth/common/in_place_ota_dfu/",
+      "${efr32_sdk_root}/util/plugin/plugin-common/fem-control",
+      "${efr32_sdk_root}/util/silicon_labs/silabs_core/graphics",
+      "${efr32_sdk_root}/util/silicon_labs/silabs_core/memory_manager",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/include",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/include/psa",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_alt/include",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/inc",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/config/",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/inc",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/inc/public",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/inc",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/",
+      "${efr32_sdk_root}/util/third_party/freertos/cmsis/Include",
+      "${efr32_sdk_root}/util/third_party/freertos/kernel/include",
+      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/config",
+      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen",
+    ]
+
+    # Note that we're setting the mbedTLS and PSA configuration files through a
+    # define. This means the build system by default does not pick up changes in
+    # the content of these, only when changing the filename itself.
+    # To fix this, these files are also manually depended upon in the source set
+    # declared in efr32_mbedtls_config further down this file.
+    defines = [
+      "MBEDTLS_CONFIG_FILE=\"efr32-chip-mbedtls-config.h\"",
+      "MBEDTLS_PSA_CRYPTO_CONFIG_FILE=\"efr32-mbedtls-psa-crypto-config.h\"",
+      "__STARTUP_CLEAR_BSS",
+      "HARD_FAULT_LOG_ENABLE",
+      "CORTEXM3_EFM32_MICRO",
+      "EFR32_LOG_ENABLED=1",
+      "NVM3_DEFAULT_NVM_SIZE=40960",
+      "NVM3_DEFAULT_MAX_OBJECT_SIZE=4092",
+      "KVS_MAX_ENTRIES=${kvs_max_entries}",
+      "EFR32_OPENTHREAD_API",
+      "PHY=EMBER_PHY_RAIL",
+      "CORTEXM3",
+      "MICRO=EMBER_MICRO_CORTEXM3_EFR32",
+      "PLAT=EMBER_PLATFORM_CORTEXM3",
+      "${silabs_mcu}=1",
+      "${silabs_board}=1",
+      "SL_SUPRESS_DEPRECATION_WARNINGS_SDK_3_1",
+      "__HEAP_SIZE=0",
+      "SL_CATALOG_FREERTOS_KERNEL_PRESENT=1",
+      "MBEDTLS_THREADING_C=1",
+      "MBEDTLS_THREADING_ALT=1",
+      "SL_THREADING_ALT=1",
+      "SL_COMPONENT_CATALOG_PRESENT",
+      "PLATFORM_HEADER=\"platform-header.h\"",
+      "USE_NVM3=1",
+
+      #"__STACK_SIZE=0",
+    ]
+
+    if (use_system_view) {
+      _include_dirs += [
+        "${efr32_sdk_root}/util/third_party/segger/systemview/SEGGER",
+        "${efr32_sdk_root}/util/third_party/segger/systemview/Sample/FreeRTOSV10/Config/Cortex-M",
+        "${efr32_sdk_root}/util/third_party/segger/systemview/Sample/FreeRTOSV10",
+        "${efr32_sdk_root}/util/third_party/segger/systemview/Config/",
+      ]
+
+      defines += [ "SL_SYSTEM_VIEW=1" ]
+    }
+
+    defines += board_defines
+
+    if (use_wstk_leds) {
+      _include_dirs += [ "${efr32_sdk_root}/platform/driver/leddrv/inc" ]
+
+      defines += [ "ENABLE_WSTK_LEDS" ]
+    }
+
+    if (defined(invoker.enable_sleepy_device)) {
+      if (invoker.enable_sleepy_device) {
+        defines += [
+          "CHIP_DEVICE_CONFIG_ENABLE_SED=1",
+          "SL_CATALOG_POWER_MANAGER_PRESENT",
+          "SL_CATALOG_SLEEPTIMER_PRESENT",
+        ]
+      }
+    }
+
+    if (chip_build_libshell) {  # matter shell
+      defines += [
+        "ENABLE_CHIP_SHELL",
+        "OPENTHREAD_CONFIG_CLI_TRANSPORT=OT_CLI_TRANSPORT_CONSOLE",
+        "CHIP_DEVICE_CONFIG_THREAD_ENABLE_CLI=1",
+      ]
+    } else {
+      if (enable_openthread_cli) {  # ot-cli only
+        defines += [ "CHIP_DEVICE_CONFIG_THREAD_ENABLE_CLI=1" ]
+      }
+    }
+
+    # USART include files
+    if ((defined(invoker.chip_enable_pw_rpc) && invoker.chip_enable_pw_rpc) ||
+        chip_build_libshell || enable_openthread_cli ||
+        (defined(invoker.chip_enable_wifi) && invoker.chip_enable_wifi) ||
+        (defined(invoker.show_qr_code) && invoker.show_qr_code) ||
+        (defined(invoker.disable_lcd) && !invoker.disable_lcd) ||
+        (defined(invoker.use_external_flash) && use_external_flash)) {
+      defines += [ "CONFIG_ENABLE_UART" ]
+
+      if (defined(invoker.use_external_flash) && use_external_flash) {
+        defines += [ "CONFIG_USE_EXTERNAL_FLASH" ]
+
+        _include_dirs += [ "${efr32_sdk_root}/hardware/driver/mx25_flash_shutdown/inc/sl_mx25_flash_shutdown_usart" ]
+      }
+
+      _include_dirs += [
+        "${efr32_sdk_root}/platform/emdrv/uartdrv/inc",
+        "${efr32_sdk_root}/platform/emdrv/uartdrv/config",
+        "${efr32_sdk_root}/hardware/driver/memlcd/inc/memlcd_usart",
+      ]
+    }
+
+    if (silabs_family == "efr32mg12") {
+      _include_dirs += [
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG12P/Include",
+        "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/efr32xg1x",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM4F",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg1x/config",
+        "${efr32_sdk_root}/platform/service/device_init/config/s1/",
+        "${efr32_sdk_root}/platform/emdrv/spidrv/inc",
+      ]
+
+      libs += [
+        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG12P/GCC/binapploader.o",
+        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG12P/GCC/libbluetooth.a",
+        "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_efr32xg12_gcc_release.a",
+        "${sdk_support_root}/platform/emdrv/nvm3/lib/libnvm3_CM4_gcc.a",
+      ]
+
+      defines += [ "EFR32MG12" ]
+    } else if (silabs_family == "efr32mg21") {
+      _include_dirs += [
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG21/Include",
+        "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/efr32xg2x",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg21",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg21/config",
+        "${efr32_sdk_root}/platform/service/device_init/config/s2/",
+      ]
+
+      libs += [
+        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG21/GCC/binapploader.o",
+        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG21/GCC/libbluetooth.a",
+        "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_efr32xg21_gcc_release.a",
+        "${sdk_support_root}/platform/emdrv/nvm3/lib/libnvm3_CM33_gcc.a",
+      ]
+
+      defines += [
+        "EFR32MG21",
+        "EFR32_SERIES2_CONFIG1_MICRO",
+      ]
+    } else if (silabs_family == "efr32mg24") {
+      _include_dirs += [
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG24/Include",
+        "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/efr32xg2x",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg24",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg24/config",
+        "${efr32_sdk_root}/platform/service/device_init/config/s2/",
+        "${efr32_sdk_root}/platform/emdrv/spidrv/inc",
+      ]
+
+      libs += [
+        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG24/GCC/libapploader.a",
+        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG24/GCC/libbluetooth.a",
+        "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_efr32xg24_gcc_release.a",
+        "${sdk_support_root}/platform/emdrv/nvm3/lib/libnvm3_CM33_gcc.a",
+      ]
+
+      defines += [
+        "EFR32MG24",
+        "EFR32_SERIES2_CONFIG4_MICRO",
+      ]
+    } else if (silabs_family == "mgm24") {
+      _include_dirs += [
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/MGM24/Include",
+        "${efr32_sdk_root}/platform/radio/rail_lib/chip/efr32/efr32xg2x",
+        "${efr32_sdk_root}/platform/radio/rail_lib/protocol/ble",
+        "${efr32_sdk_root}/platform/radio/rail_lib/protocol/ieee802154",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg24",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/efr32xg24/config",
+        "${efr32_sdk_root}/platform/service/device_init/config/s2/",
+      ]
+
+      libs += [
+        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG24/GCC/libapploader.a",
+        "${sdk_support_root}/protocol/bluetooth/lib/EFR32MG24/GCC/libbluetooth.a",
+        "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_module_efr32xg24_gcc_release.a",
+        "${sdk_support_root}/platform/emdrv/nvm3/lib/libnvm3_CM33_gcc.a",
+      ]
+
+      if (silabs_mcu == "MGM240PB32VNA") {
+        libs += [ "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm240pb32vna_gcc.a" ]
+      } else if (silabs_mcu == "MGM240PB22VNA") {
+        libs += [ "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm240pb22vna_gcc.a" ]
+      } else if (silabs_mcu == "MGM240L022RNF") {
+        libs += [ "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm240l022rnf_gcc.a" ]
+      }
+
+      defines += [
+        "MGM24",
+        "EFR32_SERIES2_CONFIG4_MICRO",
+      ]
+    }
+
+    if (use_wf200) {
+      _include_dirs += [
+        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver",
+        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/bus",
+        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/firmware",
+        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/pds/brd8022a",
+        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/secure_link",
+      ]
+    }
+
+    cflags = []
+    foreach(include_dir, _include_dirs) {
+      cflags += [ "-isystem" + rebase_path(include_dir, root_build_dir) ]
+    }
+
+    cflags += [
+      "-Wno-maybe-uninitialized",
+      "-Wno-shadow",
+    ]
+
+    if (silabs_family == "efr32mg24" || silabs_family == "mgm24") {
+      cflags += [ "-mcmse" ]
+    }
+
+    if (defined(invoker.use_rs911x)) {
+      if (invoker.use_rs911x == true) {
+        #add compilation flags for rs991x build. This will be addressed directly in wiseconnect sdk in the next version release of that sdk
+        cflags += invoker.rs911x_cflags
+      }
+    }
+
+    if (defined(invoker.defines)) {
+      defines += invoker.defines
+    }
+  }
+
+  source_set("efr32_mbedtls_config") {
+    # We're setting the mbedTLS config flags here as the efr32_sdk target
+    # acts as the mbedTLS target for EFR32 builds. We need this for the build
+    # system to recompile mbedTLS (= the SDK) when the mbedTLS config gets
+    # edited.
+    sources = [
+      "${chip_root}/src/platform/silabs/EFR32/efr32-chip-mbedtls-config.h",
+      "${chip_root}/src/platform/silabs/EFR32/efr32-mbedtls-psa-crypto-config.h",
+    ]
+
+    public_deps = [ "${chip_root}/src/crypto:crypto_buildconfig" ]
+  }
+
+  source_set(sdk_target_name) {
+    sources = [
+      "${chip_root}/third_party/mbedtls/repo/include/mbedtls/platform.h",
+      "${efr32_sdk_root}/app/bluetooth/common/in_place_ota_dfu/sl_bt_in_place_ota_dfu.c",
+      "${efr32_sdk_root}/hardware/board/src/sl_board_control_gpio.c",
+      "${efr32_sdk_root}/hardware/board/src/sl_board_init.c",
+      "${efr32_sdk_root}/platform/CMSIS/RTOS2/Source/os_systick.c",
+      "${efr32_sdk_root}/platform/bootloader/api/btl_interface.c",
+      "${efr32_sdk_root}/platform/bootloader/api/btl_interface_storage.c",
+      "${efr32_sdk_root}/platform/bootloader/security/sha/crypto_sha.c",
+      "${efr32_sdk_root}/platform/common/src/sl_slist.c",
+      "${efr32_sdk_root}/platform/driver/button/src/sl_button.c",
+      "${efr32_sdk_root}/platform/driver/button/src/sl_simple_button.c",
+      "${efr32_sdk_root}/platform/emdrv/dmadrv/src/dmadrv.c",
+      "${efr32_sdk_root}/platform/emdrv/gpiointerrupt/src/gpiointerrupt.c",
+      "${efr32_sdk_root}/platform/emdrv/nvm3/src/nvm3_default.c",
+      "${efr32_sdk_root}/platform/emdrv/nvm3/src/nvm3_hal_flash.c",
+      "${efr32_sdk_root}/platform/emdrv/nvm3/src/nvm3_lock.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_adc.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_cmu.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_core.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_crypto.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_emu.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_gpio.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_ldma.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_msc.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_prs.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_rmu.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_rtcc.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_se.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_system.c",
+      "${efr32_sdk_root}/platform/emlib/src/em_timer.c",
+      "${efr32_sdk_root}/platform/peripheral/src/peripheral_sysrtc.c",
+      "${efr32_sdk_root}/platform/radio/rail_lib/hal/efr32/hal_efr.c",
+      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/pa_conversions_efr32.c",
+      "${efr32_sdk_root}/platform/radio/rail_lib/plugin/rail_util_pti/sl_rail_util_pti.c",
+      "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfrco.c",
+      "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_nvic.c",
+      "${efr32_sdk_root}/platform/service/hfxo_manager/src/sl_hfxo_manager.c",
+      "${efr32_sdk_root}/platform/service/legacy_hal/src/token_legacy.c",
+      "${efr32_sdk_root}/platform/service/mpu/src/sl_mpu.c",
+      "${efr32_sdk_root}/platform/service/power_manager/src/sl_power_manager.c",
+      "${efr32_sdk_root}/platform/service/power_manager/src/sl_power_manager_debug.c",
+      "${efr32_sdk_root}/platform/service/power_manager/src/sl_power_manager_hal_s0_s1.c",
+      "${efr32_sdk_root}/platform/service/power_manager/src/sl_power_manager_hal_s2.c",
+      "${efr32_sdk_root}/platform/service/sleeptimer/src/sl_sleeptimer.c",
+      "${efr32_sdk_root}/platform/service/sleeptimer/src/sl_sleeptimer_hal_rtcc.c",
+      "${efr32_sdk_root}/platform/service/sleeptimer/src/sl_sleeptimer_hal_sysrtc.c",
+      "${efr32_sdk_root}/platform/service/system/src/sl_system_init.c",
+      "${efr32_sdk_root}/platform/service/system/src/sl_system_kernel.c",
+      "${efr32_sdk_root}/platform/service/system/src/sl_system_process_action.c",
+      "${efr32_sdk_root}/platform/service/token_manager/src/sl_token_def.c",
+      "${efr32_sdk_root}/platform/service/token_manager/src/sl_token_manager.c",
+      "${efr32_sdk_root}/platform/service/token_manager/src/sl_token_manufacturing.c",
+      "${efr32_sdk_root}/platform/service/udelay/src/sl_udelay.c",
+      "${efr32_sdk_root}/platform/service/udelay/src/sl_udelay_armv6m_gcc.S",
+      "${efr32_sdk_root}/protocol/bluetooth/src/sl_bt_mbedtls_context.c",
+      "${efr32_sdk_root}/protocol/bluetooth/src/sl_bt_rtos_adaptation.c",
+      "${efr32_sdk_root}/protocol/bluetooth/src/sl_bt_stack_init.c",
+      "${efr32_sdk_root}/protocol/bluetooth/src/sli_bt_advertiser_config.c",
+      "${efr32_sdk_root}/protocol/bluetooth/src/sli_bt_connection_config.c",
+      "${efr32_sdk_root}/util/silicon_labs/silabs_core/memory_manager/sl_malloc.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/aes.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/aesni.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/asn1parse.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/asn1write.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/base64.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/bignum.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/camellia.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ccm.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/chacha20.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/chachapoly.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/cipher.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/cipher_wrap.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/cmac.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/constant_time.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ctr_drbg.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/debug.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/des.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/dhm.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecdh.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecdsa.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecjpake.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecp.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ecp_curves.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/entropy.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/entropy_poll.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/gcm.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/hkdf.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/hmac_drbg.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/md.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/md5.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/oid.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pem.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pk.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pk_wrap.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pkcs12.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pkcs5.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pkparse.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/pkwrite.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/platform.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/platform_util.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/poly1305.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_aead.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_cipher.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_client.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_driver_wrappers.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_ecp.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_hash.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_mac.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_rsa.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_se.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_slot_management.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_crypto_storage.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/psa_its_file.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ripemd160.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/rsa.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/sha1.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/sha256.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/sha512.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_cache.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_ciphersuites.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_cli.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_cookie.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_msg.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_srv.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_ticket.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_tls.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/ssl_tls13_keys.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/threading.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/timing.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/version.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509_create.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509_crl.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509_crt.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509_csr.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509write_crt.c",
+      "${efr32_sdk_root}/util/third_party/crypto/mbedtls/library/x509write_csr.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/aes_aes.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/crypto_aes.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/crypto_ecp.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/error.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/mbedtls_ccm.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/mbedtls_cmac.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/mbedtls_ecdsa_ecdh.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/mbedtls_sha.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/sl_entropy_hardware.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/sl_mbedtls.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/version_features.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_protocol_crypto_crypto.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_protocol_crypto_radioaes.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/crypto_management.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sl_psa_its_nvm3.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_transparent_driver_aead.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_transparent_driver_cipher.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_transparent_driver_hash.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_transparent_driver_mac.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_crypto_trng_driver.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_psa_driver_common.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_psa_driver_init.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_psa_trng.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_builtin_keys.c",
+      "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_signature.c",
+      "${efr32_sdk_root}/util/third_party/freertos/cmsis/Source/cmsis_os2.c",
+      "${efr32_sdk_root}/util/third_party/freertos/kernel/croutine.c",
+      "${efr32_sdk_root}/util/third_party/freertos/kernel/event_groups.c",
+      "${efr32_sdk_root}/util/third_party/freertos/kernel/list.c",
+      "${efr32_sdk_root}/util/third_party/freertos/kernel/queue.c",
+      "${efr32_sdk_root}/util/third_party/freertos/kernel/stream_buffer.c",
+      "${efr32_sdk_root}/util/third_party/freertos/kernel/tasks.c",
+      "${efr32_sdk_root}/util/third_party/freertos/kernel/timers.c",
+      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/gatt_db.c",
+      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_bluetooth.c",
+      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_board_default_init.c",
+      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_device_init_clocks.c",
+      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_event_handler.c",
+      "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_simple_button_instances.c",
+    ]
+
+    if (use_system_view) {
+      sources += [
+        "${efr32_sdk_root}/util/third_party/segger/systemview/SEGGER/SEGGER_SYSVIEW.c",
+        "${efr32_sdk_root}/util/third_party/segger/systemview/Sample/FreeRTOSV10/Config/Cortex-M/SEGGER_SYSVIEW_Config_FreeRTOS.c",
+        "${efr32_sdk_root}/util/third_party/segger/systemview/Sample/FreeRTOSV10/SEGGER_SYSVIEW_FreeRTOS.c",
+      ]
+    }
+
+    if (use_wstk_leds) {
+      sources += [
+        "${efr32_sdk_root}/platform/driver/leddrv/src/sl_led.c",
+        "${efr32_sdk_root}/platform/driver/leddrv/src/sl_pwm_led.c",
+        "${efr32_sdk_root}/platform/driver/leddrv/src/sl_simple_led.c",
+        "${efr32_sdk_root}/platform/driver/leddrv/src/sl_simple_rgb_pwm_led.c",
+        "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_simple_led_instances.c",
+      ]
+    }
+
+    # SPI is only used for Wifi
+    if (defined(invoker.chip_enable_wifi) && invoker.chip_enable_wifi) {
+      sources += [
+        "${efr32_sdk_root}/platform/emdrv/spidrv/src/spidrv.c",
+        "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_spidrv_init.c",
+      ]
+    }
+
+    if (defined(invoker.enable_sleepy_device)) {
+      if (invoker.enable_sleepy_device) {
+        sources += [ "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/SiliconLabs/tick_power_manager.c" ]
+      }
+    }
+
+    if (defined(enable_fem)) {
+      sources += [
+        "${efr32_sdk_root}/util/plugin/plugin-common/fem-control/fem-control.c",
+      ]
+    }
+
+    # USART sources files
+    if ((defined(invoker.chip_enable_pw_rpc) && invoker.chip_enable_pw_rpc) ||
+        chip_build_libshell || enable_openthread_cli ||
+        (defined(invoker.chip_enable_wifi) && invoker.chip_enable_wifi) ||
+        (defined(invoker.show_qr_code) && invoker.show_qr_code) ||
+        (defined(invoker.disable_lcd) && !invoker.disable_lcd) ||
+        (defined(invoker.use_external_flash) && use_external_flash)) {
+      sources += [
+        "${efr32_sdk_root}/hardware/driver/memlcd/src/memlcd_usart/sl_memlcd_spi.c",
+        "${efr32_sdk_root}/platform/emdrv/uartdrv/src/uartdrv.c",
+        "${efr32_sdk_root}/platform/emlib/src/em_eusart.c",
+        "${efr32_sdk_root}/platform/emlib/src/em_leuart.c",
+        "${efr32_sdk_root}/platform/emlib/src/em_usart.c",
+        "${sdk_support_root}/matter/efr32/${silabs_family}/${silabs_board}/autogen/sl_uartdrv_init.c",
+      ]
+
+      if (defined(invoker.use_external_flash) && use_external_flash) {
+        sources += [ "${efr32_sdk_root}/hardware/driver/mx25_flash_shutdown/src/sl_mx25_flash_shutdown_usart/sl_mx25_flash_shutdown.c" ]
+      }
+    }
+
+    if ((defined(invoker.show_qr_code) && invoker.show_qr_code) ||
+        (defined(invoker.disable_lcd) && !invoker.disable_lcd)) {
+      sources += [
+        "${efr32_sdk_root}/hardware/driver/memlcd/src/sl_memlcd.c",
+        "${efr32_sdk_root}/hardware/driver/memlcd/src/sl_memlcd_display.c",
+        "${efr32_sdk_root}/platform/middleware/glib/dmd/display/dmd_memlcd.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/bmp.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_bitmap.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_circle.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_font_narrow_6x8.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_font_normal_8x8.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_font_number_16x20.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_line.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_polygon.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_rectangle.c",
+        "${efr32_sdk_root}/platform/middleware/glib/glib/glib_string.c",
+      ]
+    }
+
+    if (use_wf200) {
+      sources += [
+        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/bus/sl_wfx_bus.c",
+        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/bus/sl_wfx_bus_spi.c",
+        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/secure_link/sl_wfx_secure_link.c",
+        "${efr32_sdk_root}/platform/radio/wifi/wfx_fmac_driver/sl_wfx.c",
+      ]
+    }
+
+    if (silabs_family == "efr32mg12") {
+      sources += [
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG12P/Source/startup_efr32mg12p.c",
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG12P/Source/system_efr32mg12p.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_dcdc_s1.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_emu_s1.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfxo_s1.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfxo_s1.c",
+        "${efr32_sdk_root}/protocol/bluetooth/src/sl_apploader_util_s1.c",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM4F/port.c",
+      ]
+    } else if (silabs_family == "efr32mg21") {
+      sources += [
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG21/Source/startup_efr32mg21.c",
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG21/Source/system_efr32mg21.c",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/rail_util_rf_path/sl_rail_util_rf_path.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_emu_s2.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfrco.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfxo_s2.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfxo_s2.c",
+        "${efr32_sdk_root}/platform/service/hfxo_manager/src/sl_hfxo_manager_hal_s2.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_entropy.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_hash.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_handling.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_signature.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_util.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_alt/source/sl_se_management.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_aes.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_gcm.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_jpake.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_radioaes_management.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_aead.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_management.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_mac.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_aead.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_mac.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_hash.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_mac.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/port.c",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c",
+      ]
+    } else if (silabs_family == "efr32mg24") {
+      sources += [
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG24/Source/startup_efr32mg24.c",
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/EFR32MG24/Source/system_efr32mg24.c",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/pa_curves_efr32.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_dcdc_s2.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_emu_s2.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfxo_s2.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfxo_s2.c",
+        "${efr32_sdk_root}/platform/service/hfxo_manager/src/sl_hfxo_manager_hal_s2.c",
+        "${efr32_sdk_root}/protocol/bluetooth/src/sl_apploader_util_s2.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_attestation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_entropy.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_hash.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_handling.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_signature.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_util.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_aes.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_jpake.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_radioaes_management.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_aead.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_management.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_mac.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_aead.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_mac.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_aead.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_hash.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_mac.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/port.c",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c",
+      ]
+    } else if (silabs_family == "mgm24") {
+      sources += [
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/MGM24/Source/startup_mgm24.c",
+        "${efr32_sdk_root}/platform/Device/SiliconLabs/MGM24/Source/system_mgm24.c",
+        "${efr32_sdk_root}/platform/radio/rail_lib/plugin/pa-conversions/pa_curves_efr32.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_dcdc_s2.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_emu_s2.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_hfxo_mgm24.c",
+        "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_lfxo_s2.c",
+        "${efr32_sdk_root}/platform/service/hfxo_manager/src/sl_hfxo_manager_hal_s2.c",
+        "${efr32_sdk_root}/protocol/bluetooth/src/sl_apploader_util_s2.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_attestation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_entropy.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_hash.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_key_handling.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_signature.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/se_manager/src/sl_se_manager_util.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_aes.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_mbedtls_support/src/se_jpake.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_protocol_crypto/src/sli_radioaes_management.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_aead.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_key_management.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_driver_mac.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_aead.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_driver_mac.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_opaque_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_aead.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_cipher.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_hash.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_driver_mac.c",
+        "${efr32_sdk_root}/util/third_party/crypto/sl_component/sl_psa_driver/src/sli_se_transparent_key_derivation.c",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/port.c",
+        "${efr32_sdk_root}/util/third_party/freertos/kernel/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c",
+      ]
+    }
+
+    if (silabs_board == "BRD4186A" || silabs_board == "BRD4186C" ||
+        silabs_board == "BRD4187A" || silabs_board == "BRD4187C") {
+      sources += [ "${efr32_sdk_root}/platform/service/device_init/src/sl_device_init_dpll_s2.c" ]
+    }
+
+    public_deps = [
+      ":efr32_mbedtls_config",
+      "${segger_rtt_root}:segger_rtt",
+      "${segger_rtt_root}:segger_rtt_printf",
+      "${segger_rtt_root}:segger_rtt_syscalls",
+    ]
+
+    if (defined(invoker.sources)) {
+      sources += invoker.sources
+    }
+
+    public_configs = [ ":${sdk_target_name}_config" ]
+  }
+}