diff --git a/config/config_default.cmake b/config/config_default.cmake
new file mode 100644
index 0000000..191fa2a
--- /dev/null
+++ b/config/config_default.cmake
@@ -0,0 +1,132 @@
+#-------------------------------------------------------------------------------
+# Copyright (c) 2020, Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+#-------------------------------------------------------------------------------
+
+set(BL2                                 ON          CACHE BOOL      "Whether to build BL2")
+set(NS                                  ON          CACHE BOOL      "Whether to build NS app")
+
+set(TEST_S                              OFF         CACHE BOOL      "Whether to build S regression tests")
+set(TEST_NS                             OFF         CACHE BOOL      "Whether to build NS regression tests")
+set(TEST_PSA_API                        ""          CACHE STRING    "Which (if any) of the PSA API tests should be compiled")
+
+set(TFM_PSA_API                         OFF         CACHE BOOL      "Use PSA api (IPC mode) instead of secure library mode")
+set(TFM_ISOLATION_LEVEL                 1           CACHE STRING    "Isolation level")
+set(TFM_PROFILE                         ""          CACHE STRING    "Profile to use")
+
+set(TFM_NS_CLIENT_IDENTIFICATION        OFF         CACHE BOOL      "Enable NS client identification")
+
+set(TFM_EXTRA_CONFIG_PATH               ""          CACHE PATH      "Path to extra cmake config file")
+set(TFM_EXTRA_MANIFEST_LIST_PATH        ""          CACHE PATH      "Path to extra manifest file, used to declare extra partitions. Appended to standard TFM manifest")
+set(TFM_EXTRA_GENERATED_FILE_LIST_PATH  ""          CACHE PATH      "Path to extra generated file list. Appended to stardard TFM generated file list.")
+
+########################## BL2 #################################################
+
+set(MCUBOOT_IMAGE_NUMBER                2           CACHE STRING    "Whether to combine S and NS into either 1 image, or sign each seperately")
+set(MCUBOOT_EXECUTION_SLOT              1           CACHE STRING    "Slot from which to execute the image, used for XIP mode")
+set(MCUBOOT_LOG_LEVEL                   "INFO"      CACHE STRING    "Level of logging to use for MCUboot [OFF, ERROR, WARNING, INFO, DEBUG]")
+set(MCUBOOT_HW_KEY                      ON          CACHE BOOL      "Whether to embed the entire public key in the image metadata instead of the hash only")
+set(MCUBOOT_UPGRADE_STRATEGY            "OVERWRITE_ONLY" CACHE STRING "Upgrade strategy for images [OVERWRITE_ONLY, SWAP, NO_SWAP, RAM_LOADING]")
+set(MCUBOOT_MEASURED_BOOT               ON          CACHE BOOL      "Add boot measurement values to boot status. Used for initial attestation token")
+set(MCUBOOT_HW_ROLLBACK_PROT            ON          CACHE BOOL      "Enable security counter validation against non-volatile HW counters")
+set(MCUBOOT_ENC_IMAGES                  OFF         CACHE BOOL      "Enable encrypted image upgrade support")
+set(MCUBOOT_ENCRYPT_RSA                 OFF         CACHE BOOL      "Use RSA for encrypted image upgrade support")
+
+# Note - If either SIGNATURE_TYPE or KEY_LEN are changed, the entries for KEY_S
+# and KEY_NS will either have to be updated manually or removed from the cache.
+# `cmake .. -UMCUBOOT_KEY_S -UMCUBOOT_KEY_NS`. Once removed from the cache it
+# will be set to default again.
+set(MCUBOOT_SIGNATURE_TYPE              "RSA"       CACHE STRING    "Algorithm to use for signature validation")
+set(MCUBOOT_SIGNATURE_KEY_LEN           3072        CACHE STRING    "Key length to use for signature validation")
+set(MCUBOOT_KEY_S                       "${CMAKE_SOURCE_DIR}/bl2/ext/mcuboot/root-${MCUBOOT_SIGNATURE_TYPE}-${MCUBOOT_SIGNATURE_KEY_LEN}.pem" CACHE FILEPATH "Path to key with which to sign secure binary")
+set(MCUBOOT_KEY_NS                      "${CMAKE_SOURCE_DIR}/bl2/ext/mcuboot/root-${MCUBOOT_SIGNATURE_TYPE}-${MCUBOOT_SIGNATURE_KEY_LEN}_1.pem" CACHE FILEPATH "Path to key with which to sign non-secure binary")
+
+set(MCUBOOT_IMAGE_VERSION_S             ${TFM_VERSION} CACHE STRING "Version number of S image")
+set(MCUBOOT_IMAGE_VERSION_NS            0.0.0       CACHE STRING    "Version number of NS image")
+set(MCUBOOT_SECURITY_COUNTER_S          "auto"      CACHE STRING    "Security counter for S image. auto sets it to IMAGE_VERSION_S")
+set(MCUBOOT_SECURITY_COUNTER_NS         "auto"      CACHE STRING    "Security counter for NS image. auto sets it to IMAGE_VERSION_NS")
+set(MCUBOOT_S_IMAGE_MIN_VER             0.0.0+0     CACHE STRING    "Minimum version for upgrade of secure image")
+set(MCUBOOT_NS_IMAGE_MIN_VER            0.0.0+0     CACHE STRING    "Minimum version for upgrade of non-secure image")
+
+############################ Platform ##########################################
+
+set(TFM_MULTI_CORE_TOPOLOGY             OFF         CACHE BOOL      "Whether to build for a dual-cpu architecture")
+set(DEBUG_AUTHENTICATION                CHIP_DEFAULT CACHE STRING   "Debug authentication setting. [CHIP_DEFAULT, NONE, NS_ONLY, FULL")
+set(SECURE_UART1                        OFF         CACHE BOOL      "Enable secure UART1")
+
+set(CRYPTO_HW_ACCELERATOR               OFF         CACHE BOOL      "Whether to enable the crypto hardware accelerator on supported platforms")
+set(CRYPTO_HW_ACCELERATOR_OTP_STATE     OFF         CACHE STRING    "Whether to enable the crypto hardware accelerator OTP memory on supported platforms (Set to PROVISIONING to enable OTP provisioning)")
+
+set(PLATFORM_DUMMY_ATTEST_HAL           TRUE        CACHE BOOL      "Use dummy attest hal implementation. Should not be used in production.")
+set(PLATFORM_DUMMY_NV_COUNTERS          TRUE        CACHE BOOL      "Use dummy nv counter implementation. Should not be used in production.")
+set(PLATFORM_DUMMY_CRYPTO_KEYS          TRUE        CACHE BOOL      "Use dummy crypto keys. Should not be used in production.")
+set(PLATFORM_DUMMY_ROTPK                TRUE        CACHE BOOL      "Use dummy root of trust public key. Dummy key is the public key for the default keys in bl2. Should not be used in production.")
+set(PLATFORM_DUMMY_IAK                  TRUE        CACHE BOOL      "Use dummy initial attestation_key. Should not be used in production.")
+
+############################ Partitions ########################################
+
+set(TFM_PARTITION_PROTECTED_STORAGE     ON          CACHE BOOL      "Enable Protected Storage partition")
+set(PS_CREATE_FLASH_LAYOUT              ON          CACHE BOOL      "Create flash fs if it doesn't exist for Protected Storage partition")
+set(PS_ENCRYPTION                       ON          CACHE BOOL      "Enable encryption for Protected Storage partition")
+set(PS_RAM_FS                           OFF         CACHE BOOL      "Enable emulated RAM FS for platforms that don't have flash for Protected Storage partition")
+set(PS_ROLLBACK_PROTECTION              ON          CACHE BOOL      "Enable rollback protection for Protected Storage partition")
+set(PS_VALIDATE_METADATA_FROM_FLASH     OFF         CACHE BOOL      "Validate filesystem metadata every time it is read from flash")
+set(PS_CRYPTO_AEAD_ALG                  PSA_ALG_GCM CACHE STRING    "The AEAD algorithm to use for authenticated encryption in protected storage")
+
+set(TFM_PARTITION_INTERNAL_TRUSTED_STORAGE ON       CACHE BOOL      "Enable Internal Trusted Storage partition")
+set(ITS_CREATE_FLASH_LAYOUT             ON          CACHE BOOL      "Create flash fs if it doesn't exist for Interal Trusted Storage partition")
+set(ITS_RAM_FS                          OFF         CACHE BOOL      "Enable emulated RAM FS for platforms that don't have flash for Interal Trusted Storage partition")
+set(ITS_VALIDATE_METADATA_FROM_FLASH    OFF         CACHE BOOL      "Validate filesystem metadata every time it is read from flash")
+set(ITS_BUF_SIZE                        ""          CACHE STRING    "Size of the ITS internal data transfer buffer (defaults to ITS_MAX_ASSET_SIZE if not set)")
+
+set(TFM_PARTITION_CRYPTO                ON          CACHE BOOL      "Enable Crypto partition")
+set(CRYPTO_ENGINE_BUF_SIZE              0x2000      CACHE STRING    "TODO Soby Matthew")
+set(CRYPTO_CONC_OPER_NUM                8           CACHE STRING    "TODO Soby Matthew")
+set(CRYPTO_KEY_MODULE_DISABLED          FALSE       CACHE BOOL      "TODO Soby Matthew")
+set(CRYPTO_AEAD_MODULE_DISABLED         FALSE       CACHE BOOL      "TODO Soby Matthew")
+set(CRYPTO_MAC_MODULE_DISABLED          FALSE       CACHE BOOL      "TODO Soby Matthew")
+set(CRYPTO_HASH_MODULE_DISABLED         FALSE       CACHE BOOL      "TODO Soby Matthew")
+set(CRYPTO_CIPHER_MODULE_DISABLED       FALSE       CACHE BOOL      "TODO Soby Matthew")
+set(CRYPTO_GENERATOR_MODULE_DISABLED    FALSE       CACHE BOOL      "TODO Soby Matthew")
+set(CRYPTO_GENERATOR_MODULE_DISABLED    TRUE        CACHE BOOL      "TODO Soby Matthew")
+set(CRYPTO_ASYMMETRIC_MODULE_DISABLED   FALSE       CACHE BOOL      "TODO Soby Matthew")
+set(CRYPTO_IOVEC_BUFFER_SIZE            5120        CACHE BOOL      "TODO Soby Matthew")
+
+set(TFM_PARTITION_INITIAL_ATTESTATION   ON          CACHE BOOL      "Enable Initial Attestation partition")
+set(SYMMETRIC_INITIAL_ATTESTATION       OFF         CACHE BOOL      "Use symmetric crypto for inital attestation")
+set(ATTEST_INCLUDE_OPTIONAL_CLAIMS      ON          CACHE BOOL      "Include optional claims in initial attestation token")
+set(ATTEST_INCLUDE_COSE_KEY_ID          OFF         CACHE BOOL      "Include COSE key-id in initial attestation token")
+
+set(TFM_PARTITION_PLATFORM              ON          CACHE BOOL      "Enable Platform partition")
+
+set(TFM_PARTITION_AUDIT_LOG             ON          CACHE BOOL      "Enable Audit Log partition")
+
+################################## Tests #######################################
+
+set(TFM_CRYPTO_TEST_ALG_CBC             ON          CACHE BOOL      "Test CBC cryptography mode")
+set(TFM_CRYPTO_TEST_ALG_CCM             ON          CACHE BOOL      "Test CCM cryptography mode")
+set(TFM_CRYPTO_TEST_ALG_CFB             ON          CACHE BOOL      "Test CFB cryptography mode")
+set(TFM_CRYPTO_TEST_ALG_CTR             ON          CACHE BOOL      "Test CTR cryptography mode")
+set(TFM_CRYPTO_TEST_ALG_GCM             ON          CACHE BOOL      "Test GCM cryptography mode")
+set(TFM_CRYPTO_TEST_ALG_SHA_512         ON          CACHE BOOL      "Test SHA-512 cryptography algorithm")
+set(TFM_CRYPTO_TEST_HKDF                ON          CACHE BOOL      "Test SHA-512 cryptography algorithm")
+
+################################## Dependencies ################################
+
+set(MBEDCRYPTO_PATH                     "DOWNLOAD"  CACHE PATH      "Path to Mbed Crypto (or DOWNLOAD to fetch automatically")
+set(MBEDCRYPTO_VERSION                  "2.23.0"    CACHE STRING    "The version of Mbed Crypto to use")
+set(MBEDCRYPTO_BUILD_TYPE               "${CMAKE_BUILD_TYPE}" CACHE STRING "Build type of Mbed Crypto library")
+set(TFM_MBEDCRYPTO_CONFIG_PATH          "${CMAKE_SOURCE_DIR}/lib/ext/mbedcrypto/mbedcrypto_config/tfm_mbedcrypto_config_default.h" CACHE PATH "Config to use for Mbed Crypto")
+set(TFM_MBEDCRYPTO_PLATFORM_EXTRA_CONFIG_PATH "" CACHE PATH "Config to append to standard Mbed Crypto config, used by platforms to cnfigure feature support")
+
+set(TFM_TEST_REPO_PATH                  "DOWNLOAD"  CACHE PATH      "Path to TFM-TEST repo (or DOWNLOAD to fetch automatically")
+set(CMSIS_5_PATH                        "DOWNLOAD"  CACHE PATH      "Path to CMSIS_5 (or DOWNLOAD to fetch automatically")
+
+set(MCUBOOT_PATH                        "DOWNLOAD"  CACHE PATH      "Path to MCUboot (or DOWNLOAD to fetch automatically")
+set(MCUBOOT_VERSION                     "1.6.0"     CACHE STRING    "The version of MCUboot to use")
+set(TFM_INTERNAL_MCUBOOT                OFF         CACHE BOOL      "Use internal MCUboot files instead of upstream repo")
+
+set(PSA_ARCH_TESTS_PATH                 "DOWNLOAD"  CACHE PATH      "Path to PSA arch tests (or DOWNLOAD to fetch automatically")
+set(PSA_ARCH_TESTS_VERSION              "master"    CACHE STRING    "The version of PSA arch tests to use")