clean up

examples/device/board_test/CMakeLists.txt

@@ -1,10 +1,4 @@
 cmake_minimum_required(VERSION 3.13)
-include(CMakePrintHelpers)
-
-# default toolchain is gcc
-if (NOT TOOLCHAIN)
-  set(TOOLCHAIN "gcc")
-endif ()
 
 include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 
@@ -16,8 +10,11 @@ project(${PROJECT} C CXX ASM)
 # Checks this example is valid for the family and initializes the project
 family_initialize_project(${PROJECT} ${CMAKE_CURRENT_LIST_DIR})
 
-# Other family such as rp2040
-if(NOT FAMILY STREQUAL "espressif")
+# Espressif has its own cmake build system
+if(FAMILY STREQUAL "espressif")
+  return()
+endif()
+
 add_executable(${PROJECT})
 
 # Example source
@@ -63,7 +60,4 @@ if(NOT FAMILY STREQUAL "espressif")
     ${TOP}/hw
     ${TOP}/src
     )
-
-
-  endif ()
 endif ()

examples/device/cdc_msc/CMakeLists.txt

@@ -5,11 +5,16 @@ include(${CMAKE_CURRENT_SOURCE_DIR}/../../../hw/bsp/family_support.cmake)
 # gets PROJECT name for the example (e.g. <BOARD>-<DIR_NAME>)
 family_get_project_name(PROJECT ${CMAKE_CURRENT_LIST_DIR})
 
-project(${PROJECT})
+project(${PROJECT} C CXX ASM)
 
 # Checks this example is valid for the family and initializes the project
 family_initialize_project(${PROJECT} ${CMAKE_CURRENT_LIST_DIR})
 
+# Espressif has its own cmake build system
+if(FAMILY STREQUAL "espressif")
+  return()
+endif()
+
 add_executable(${PROJECT})
 
 # Example source

hw/bsp/family_support.cmake

@@ -1,4 +1,11 @@
 if (NOT TARGET _family_support_marker)
+    include(CMakePrintHelpers)
+
+    # Default to gcc
+    if(NOT DEFINED TOOLCHAIN)
+        set(TOOLCHAIN gcc)
+    endif()
+
     add_library(_family_support_marker INTERFACE)
 
     if (NOT FAMILY)

hw/bsp/imxrt/family.cmake

@@ -1,5 +1,7 @@
-# toolchain set up, include before project()
+
+
 if (NOT TARGET ${PROJECT})
+  # toolchain set up, include before project()
   set(CMAKE_SYSTEM_PROCESSOR cortex-m7 CACHE INTERNAL "System Processor")
   set(CMAKE_TOOLCHAIN_FILE ${CMAKE_CURRENT_LIST_DIR}/../../../cmake/toolchain/arm_${TOOLCHAIN}.cmake)
 else ()