modules: tf-m: fix unused CMake variable warning

Define and pass down PSA_ARCH_TESTS_PATH only in the sample that
needs it (tfm_psa_test).
Otherwise, it provokes a CMake warning because the variable does not
get used in TF-M.

Signed-off-by: Tomi Fontanilles <tomi.fontanilles@nordicsemi.no>

modules/trusted-firmware-m/CMakeLists.txt

@@ -135,8 +135,6 @@ if (CONFIG_BUILD_WITH_TFM)
 
   set(TFM_BINARY_DIR ${CMAKE_BINARY_DIR}/tfm)
 
-  set(PSA_ARCH_TESTS_PATH ${ZEPHYR_CURRENT_MODULE_DIR}/../psa-arch-tests)
-
   set(TFM_INTERFACE_SOURCE_DIR   ${TFM_BINARY_DIR}/api_ns/interface/src)
   set(TFM_INTERFACE_INCLUDE_DIR  ${TFM_BINARY_DIR}/api_ns/interface/include)
   set(TFM_INTERFACE_LIB_DIR      ${TFM_BINARY_DIR}/api_ns/interface/lib)
@@ -248,7 +246,6 @@ if (CONFIG_BUILD_WITH_TFM)
       ${TFM_CMAKE_ARGS}
       $<GENEX_EVAL:$<TARGET_PROPERTY:zephyr_property_target,TFM_CMAKE_OPTIONS>>
       -DMBEDCRYPTO_PATH=$<IF:$<BOOL:$<TARGET_PROPERTY:zephyr_property_target,TFM_MBEDCRYPTO_PATH>>,$<TARGET_PROPERTY:zephyr_property_target,TFM_MBEDCRYPTO_PATH>,${ZEPHYR_MBEDTLS_MODULE_DIR}>
-      -DPSA_ARCH_TESTS_PATH=${PSA_ARCH_TESTS_PATH}
       ${ZEPHYR_TRUSTED_FIRMWARE_M_MODULE_DIR}
     WORKING_DIRECTORY ${TFM_BINARY_DIR}
     COMMAND_EXPAND_LISTS

samples/tfm_integration/tfm_psa_test/CMakeLists.txt

@@ -22,7 +22,7 @@ get_target_property(TFM_TOOLCHAIN_PREFIX     tfm TFM_TOOLCHAIN_PREFIX)
 get_target_property(TFM_TOOLCHAIN_NS_FILE    tfm TFM_TOOLCHAIN_NS_FILE)
 
 set(TFM_TEST_REPO_PATH ${ZEPHYR_TRUSTED_FIRMWARE_M_MODULE_DIR}/../tf-m-tests)
-set(TFM_PSA_ARCHTEST_REPO_PATH ${ZEPHYR_TRUSTED_FIRMWARE_M_MODULE_DIR}/../psa-arch-tests)
+set(PSA_ARCH_TESTS_PATH ${ZEPHYR_TRUSTED_FIRMWARE_M_MODULE_DIR}/../psa-arch-tests)
 
 if (CONFIG_TFM_PSA_TEST_INITIAL_ATTESTATION AND CONFIG_TFM_QCBOR_PATH STREQUAL "")
 # TODO: Remove this when QCBOR licensing issues w/t_cose have been resolved,
@@ -56,7 +56,7 @@ set(TEST_PSA_API "${TFM_PSA_TEST_SUITE}")
 
 set_property(TARGET zephyr_property_target
              APPEND PROPERTY TFM_CMAKE_OPTIONS
-             -DPSA_ARCH_TESTS_PATH=${TFM_PSA_ARCHTEST_REPO_PATH}
+             -DPSA_ARCH_TESTS_PATH=${PSA_ARCH_TESTS_PATH}
 )
 
 set_property(TARGET zephyr_property_target