refactor rp2040 family.cmake to use family_configure_example() and apply WARN_FLAGS to tinyusb sources and examples sources only (skip 3rd party library and mcu vendor)

4 files changed, 177 insertions, 136 deletions

diff --git a/examples/host/msc_file_explorer/CMakeLists.txt b/examples/host/msc_file_explorer/CMakeLists.txt
index 21703030c..3c6d3352a 100644
--- a/examples/host/msc_file_explorer/CMakeLists.txt
+++ b/examples/host/msc_file_explorer/CMakeLists.txt
@@ -23,13 +23,6 @@ target_sources(${PROJECT_NAME} PUBLIC
   ${TOP}/lib/fatfs/source/ffunicode.c
   )
 
-# Suppress warnings on fatfs
-if (CMAKE_C_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID STREQUAL "Clang")
-  set_source_files_properties(${TOP}/lib/fatfs/source/ff.c PROPERTIES
-    COMPILE_FLAGS "-Wno-conversion -Wno-cast-qual"
-    )
-endif ()
-
 # Example include
 target_include_directories(${PROJECT_NAME} PUBLIC
   ${CMAKE_CURRENT_SOURCE_DIR}/src
@@ -40,3 +33,10 @@ target_include_directories(${PROJECT_NAME} PUBLIC
 # Configure compilation flags and libraries for the example without RTOS.
 # See the corresponding function in hw/bsp/FAMILY/family.cmake for details.
 family_configure_host_example(${PROJECT_NAME} noos)
+
+# Suppress warnings on fatfs
+if (CMAKE_C_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID STREQUAL "Clang")
+  set_source_files_properties(${TOP}/lib/fatfs/source/ff.c PROPERTIES
+    COMPILE_OPTIONS "-Wno-conversion -Wno-cast-qual"
+    )
+endif ()
diff --git a/hw/bsp/family_support.cmake b/hw/bsp/family_support.cmake
index d69884407..cb8ec6cf8 100644
--- a/hw/bsp/family_support.cmake
+++ b/hw/bsp/family_support.cmake
@@ -378,32 +378,10 @@ function(family_add_rtos TARGET RTOS)
       if (NOT TARGET FreeRTOS-Kernel)
         set(FREERTOS_KERNEL_PATH ${TOP}/hw/mcu/raspberry_pi/FreeRTOS-Kernel)
         set(FREERTOS_CONFIG_FILE_DIRECTORY ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/${FAMILY}/FreeRTOSConfig)
-        if (PICO_PLATFORM STREQUAL "rp2040")
-          set(FREERTOS_PORT_PATH ${FREERTOS_KERNEL_PATH}/portable/ThirdParty/GCC/RP2040)
-        else()
-          set(FREERTOS_PORT_PATH ${FREERTOS_KERNEL_PATH}/portable/ThirdParty/GCC/RP2350_ARM_NTZ)
-        endif()
-        include(${FREERTOS_PORT_PATH}/library.cmake)
+        # FreeRTOS_Kernel_import.cmake auto-selects RP2040/RP2350/RISC-V port based on PICO_PLATFORM
+        include(${FREERTOS_KERNEL_PATH}/portable/ThirdParty/GCC/RP2040/FreeRTOS_Kernel_import.cmake)
       endif()
       target_link_libraries(${TARGET} PUBLIC FreeRTOS-Kernel-Static)
-
-      # Suppress warnings in FreeRTOS kernel port sources
-      foreach(_ft IN ITEMS FreeRTOS-Kernel FreeRTOS-Kernel-Core FreeRTOS-Kernel-Static)
-        get_target_property(_srcs ${_ft} INTERFACE_SOURCES)
-        if (_srcs)
-          set_source_files_properties(${_srcs} PROPERTIES COMPILE_OPTIONS "-w")
-        endif()
-      endforeach()
-
-      # FreeRTOS headers use undefined macros in #if (triggers -Wundef/-Werror).
-      # Convert all FreeRTOS include dirs to SYSTEM to suppress warnings.
-      foreach(_ft IN ITEMS FreeRTOS-Kernel FreeRTOS-Kernel-Core)
-        get_target_property(_incs ${_ft} INTERFACE_INCLUDE_DIRECTORIES)
-        if (_incs)
-          set_target_properties(${_ft} PROPERTIES INTERFACE_INCLUDE_DIRECTORIES "")
-          target_include_directories(${_ft} SYSTEM INTERFACE ${_incs})
-        endif()
-      endforeach()
     else()
       # All other families: use upstream FreeRTOS-Kernel with add_subdirectory
       if (NOT TARGET freertos_config)
@@ -420,13 +398,6 @@ function(family_add_rtos TARGET RTOS)
       target_link_libraries(${TARGET} PUBLIC freertos_kernel)
     endif()
 
-    # RP2040: remove CFG_TUSB_OS=OPT_OS_PICO from tinyusb_common_base to avoid redefinition
-    if (FAMILY STREQUAL "rp2040" AND TARGET tinyusb_common_base)
-      get_target_property(_defs tinyusb_common_base INTERFACE_COMPILE_DEFINITIONS)
-      list(REMOVE_ITEM _defs "CFG_TUSB_OS=${TINYUSB_OPT_OS}")
-      set_property(TARGET tinyusb_common_base PROPERTY INTERFACE_COMPILE_DEFINITIONS ${_defs})
-    endif()
-
     target_compile_definitions(${TARGET} PUBLIC CFG_TUSB_OS=OPT_OS_FREERTOS)
   elseif (RTOS STREQUAL "threadx")
     if (NOT TARGET threadx)
@@ -507,9 +478,10 @@ function(family_configure_common TARGET RTOS)
     target_compile_definitions(${TARGET} PUBLIC LOGGER_UART)
   endif ()
 
-  # rp2040 family handles warnings and linker map in its own family_configure_example
   if (FAMILY STREQUAL "rp2040")
-    # skip - handled by rp2040_family_configure_example_warnings
+    # RP2040: apply warnings per-source-file (not per-target) since Pico SDK sources
+    # are INTERFACE and would not inherit target-level warnings correctly
+    family_add_default_example_warnings(${TARGET})
   elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID STREQUAL "Clang")
     target_compile_options(${TARGET} PRIVATE ${WARN_FLAGS_${CMAKE_C_COMPILER_ID}})
     target_link_options(${TARGET} PUBLIC "LINKER:-Map=$<TARGET_FILE:${TARGET}>.map")
diff --git a/hw/bsp/rp2040/FreeRTOSConfig/FreeRTOSConfig.h b/hw/bsp/rp2040/FreeRTOSConfig/FreeRTOSConfig.h
new file mode 100644
index 000000000..fe030e6dc
--- /dev/null
+++ b/hw/bsp/rp2040/FreeRTOSConfig/FreeRTOSConfig.h
@@ -0,0 +1,144 @@
+/*
+ * FreeRTOS V202111.00
+ * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+
+/* Scheduler Related */
+#define configUSE_PREEMPTION                    1
+#define configUSE_TICKLESS_IDLE                 0
+#define configUSE_IDLE_HOOK                     0
+#define configUSE_TICK_HOOK                     0
+#define configTICK_RATE_HZ                      ( ( TickType_t ) 1000 )
+#define configMAX_PRIORITIES                    5
+#define configMINIMAL_STACK_SIZE                ( configSTACK_DEPTH_TYPE ) 128
+#define configUSE_16_BIT_TICKS                  0
+#define configIDLE_SHOULD_YIELD                 1
+
+/* Synchronization Related */
+#define configUSE_MUTEXES                       1
+#define configUSE_RECURSIVE_MUTEXES             1
+#define configUSE_APPLICATION_TASK_TAG          0
+#define configUSE_COUNTING_SEMAPHORES           1
+#define configQUEUE_REGISTRY_SIZE               4
+#define configUSE_QUEUE_SETS                    0
+#define configUSE_TIME_SLICING                  0
+#define configUSE_NEWLIB_REENTRANT              0
+#define configENABLE_BACKWARD_COMPATIBILITY     1
+#define configNUM_THREAD_LOCAL_STORAGE_POINTERS 5
+
+/* System */
+#define configSTACK_DEPTH_TYPE                  uint32_t
+#define configMESSAGE_BUFFER_LENGTH_TYPE        size_t
+
+/* Memory allocation related definitions. */
+#define configSUPPORT_STATIC_ALLOCATION         1
+#define configSUPPORT_DYNAMIC_ALLOCATION        0
+#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION * 4 * 1024 )
+#define configAPPLICATION_ALLOCATED_HEAP        0
+
+/* Hook function related definitions. */
+#define configCHECK_FOR_STACK_OVERFLOW          2
+#define configUSE_MALLOC_FAILED_HOOK            0
+#define configUSE_DAEMON_TASK_STARTUP_HOOK      0
+#define configCHECK_HANDLER_INSTALLATION        0
+
+/* Run time and task stats gathering related definitions. */
+#define configGENERATE_RUN_TIME_STATS           0
+#define configRECORD_STACK_HIGH_ADDRESS         1
+#define configUSE_TRACE_FACILITY                1
+#define configUSE_STATS_FORMATTING_FUNCTIONS    0
+
+/* Co-routine definitions. */
+#define configUSE_CO_ROUTINES                   0
+#define configMAX_CO_ROUTINE_PRIORITIES         2
+
+/* Software timer related definitions. */
+#define configUSE_TIMERS                        1
+#define configTIMER_TASK_PRIORITY               ( configMAX_PRIORITIES - 2 )
+#define configTIMER_QUEUE_LENGTH                32
+#define configTIMER_TASK_STACK_DEPTH            configMINIMAL_STACK_SIZE
+
+/* SMP port configuration (set by the RP2xxx SMP port of FreeRTOS) */
+#if FREE_RTOS_KERNEL_SMP
+#ifndef configNUMBER_OF_CORES
+#define configNUMBER_OF_CORES                   1
+#endif
+#define configNUM_CORES                         configNUMBER_OF_CORES
+#define configTICK_CORE                         0
+#define configRUN_MULTIPLE_PRIORITIES           1
+#if configNUMBER_OF_CORES > 1
+#define configUSE_CORE_AFFINITY                 1
+#endif
+#define configUSE_PASSIVE_IDLE_HOOK             0
+#endif
+
+/* RP2040/RP2350 specific */
+#define configSUPPORT_PICO_SYNC_INTEROP         1
+#define configSUPPORT_PICO_TIME_INTEROP         1
+#define configUSE_DYNAMIC_EXCEPTION_HANDLERS    0
+
+/* Macros used in #if without #ifdef guards in port headers,
+ * must be explicitly defined to avoid -Wundef warnings. */
+#ifndef PICO_DIVIDER_DISABLE_INTERRUPTS
+#define PICO_DIVIDER_DISABLE_INTERRUPTS         0
+#endif
+#define portARMV8M_MINOR_VERSION                0
+
+#if defined(PICO_RP2350) && PICO_RP2350
+/* Cortex-M33 port configuration (RP2350). */
+#define configENABLE_MPU                        0
+#define configENABLE_FPU                        1
+#define configENABLE_MVE                        0
+#define configENABLE_TRUSTZONE                  0
+#define configRUN_FREERTOS_SECURE_ONLY          1
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY    16
+#endif
+
+#include <assert.h>
+#define configASSERT(x)                         assert(x)
+
+/* Set the following definitions to 1 to include the API function, or zero
+to exclude the API function. */
+#define INCLUDE_vTaskPrioritySet                0
+#define INCLUDE_uxTaskPriorityGet               0
+#define INCLUDE_vTaskDelete                     0
+#define INCLUDE_vTaskSuspend                    1 // required for portMAX_DELAY
+#define INCLUDE_xResumeFromISR                  0
+#define INCLUDE_vTaskDelayUntil                 1
+#define INCLUDE_vTaskDelay                      1
+#define INCLUDE_xTaskGetSchedulerState          0
+#define INCLUDE_xTaskGetCurrentTaskHandle       1
+#define INCLUDE_uxTaskGetStackHighWaterMark     0
+#define INCLUDE_xTaskGetIdleTaskHandle          0
+#define INCLUDE_xTimerGetTimerDaemonTaskHandle  0
+#define INCLUDE_pcTaskGetTaskName               0
+#define INCLUDE_eTaskGetState                   0
+#define INCLUDE_xEventGroupSetBitFromISR        1
+#define INCLUDE_xTimerPendFunctionCall          1
+
+#endif /* FREERTOS_CONFIG_H */
diff --git a/hw/bsp/rp2040/family.cmake b/hw/bsp/rp2040/family.cmake
index f125caafe..1e49c7194 100644
--- a/hw/bsp/rp2040/family.cmake
+++ b/hw/bsp/rp2040/family.cmake
@@ -194,41 +194,27 @@ endif()
 # Functions
 #------------------------------------
 function(family_add_default_example_warnings TARGET)
+	if (DEFINED PICO_TINYUSB_NO_EXAMPLE_WARNINGS)
+		return()
+	endif ()
+
   # Apply warnings to all TinyUSB interface library sources as well as examples sources
   # we cannot set compile options for target since it will not propagate to INTERFACE sources then picosdk files
+	get_target_property(EXAMPLE_SOURCES ${TARGET} SOURCES)
+	set_source_files_properties(${EXAMPLE_SOURCES} PROPERTIES COMPILE_OPTIONS "${WARN_FLAGS_${CMAKE_C_COMPILER_ID}}")
+
   foreach(TINYUSB_TARGET IN ITEMS tinyusb_common_base tinyusb_device_base tinyusb_host_base tinyusb_host_max3421 tinyusb_bsp)
     get_target_property(TINYUSB_SOURCES ${TINYUSB_TARGET} INTERFACE_SOURCES)
     set_source_files_properties(${TINYUSB_SOURCES} PROPERTIES COMPILE_OPTIONS "${WARN_FLAGS_${CMAKE_C_COMPILER_ID}}")
-  endforeach()
-
-  # Also apply to example sources, but filter out any source files from lib/ (e.g. fatfs)
-  get_target_property(EXAMPLE_SOURCES ${TARGET} SOURCES)
-  set(FILTERED_SOURCES "")
-  foreach(SOURCE_FILE IN LISTS EXAMPLE_SOURCES)
-    string(FIND "${SOURCE_FILE}" "${TOP}/lib" FOUND_POS)
-    if(FOUND_POS EQUAL -1)
-      list(APPEND FILTERED_SOURCES ${SOURCE_FILE})
-    endif()
-  endforeach()
-  set_source_files_properties(${FILTERED_SOURCES} PROPERTIES COMPILE_OPTIONS "${WARN_FLAGS_${CMAKE_C_COMPILER_ID}}")
+	endforeach()
 
   if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
     if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 12.0 AND NO_WARN_RWX_SEGMENTS_SUPPORTED)
       target_link_options(${TARGET} PRIVATE "LINKER:--no-warn-rwx-segments")
     endif()
-
-    if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 10.0)
-      target_compile_options(${TARGET} PRIVATE -Wconversion)
-    endif()
-
-    if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 8.0)
-      target_compile_options(${TARGET} PRIVATE -Wcast-function-type -Wstrict-overflow)
-    endif()
-
-    if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 6.0)
-      target_compile_options(${TARGET} PRIVATE -Wno-strict-aliasing)
-    endif()
-  endif()
+	elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
+		target_compile_options(${TARGET} PRIVATE -Wno-unreachable-code)
+	endif ()
 endfunction()
 
 function(family_add_board BOARD_TARGET)
@@ -239,16 +225,21 @@ endfunction()
 function(family_configure_example TARGET RTOS)
 	# Set OS per-target: FreeRTOS or Pico SDK
 	if (NOT DEFINED RTOS)
-		set(RTOS noos CACHE STRING "RTOS")
+		set(RTOS noos)
 	endif ()
 
-	family_configure_common(${TARGET} ${RTOS})
-
 	# Set OS for non-RTOS targets (RTOS targets get it from family_add_rtos)
-	if (NOT RTOS STREQUAL "freertos")
+	if (RTOS STREQUAL noos)
 		target_compile_definitions(${TARGET} PUBLIC CFG_TUSB_OS=${TINYUSB_OPT_OS})
+	else ()
+		# remove CFG_TUSB_OS=OPT_OS_PICO from tinyusb_common_base to avoid redefinition
+		# NOTE: cannot remove it from interface declaration as pico-sdk use that
+		get_target_property(_defs tinyusb_common_base INTERFACE_COMPILE_DEFINITIONS)
+		list(REMOVE_ITEM _defs "CFG_TUSB_OS=${TINYUSB_OPT_OS}")
+		set_property(TARGET tinyusb_common_base PROPERTY INTERFACE_COMPILE_DEFINITIONS ${_defs})
 	endif()
 
+	family_configure_common(${TARGET} ${RTOS})
 	pico_add_extra_outputs(${TARGET})
 	pico_enable_stdio_uart(${TARGET} 1)
 
@@ -260,21 +251,9 @@ function(family_configure_example TARGET RTOS)
 endfunction()
 
 
-function(rp2040_family_configure_example_warnings TARGET)
-	if (NOT PICO_TINYUSB_NO_EXAMPLE_WARNINGS)
-		family_add_default_example_warnings(${TARGET})
-	endif()
-	if(CMAKE_C_COMPILER_ID STREQUAL "Clang")
-		target_compile_options(${TARGET} PRIVATE -Wno-unreachable-code)
-	endif()
-	suppress_tinyusb_warnings()
-endfunction()
-
-
 function(family_configure_device_example TARGET RTOS)
 	family_configure_example(${TARGET} ${RTOS})
 	target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_device)
-	rp2040_family_configure_example_warnings(${TARGET})
 endfunction()
 
 
@@ -296,7 +275,6 @@ endfunction()
 function(family_configure_host_example TARGET RTOS)
 	family_configure_example(${TARGET} ${RTOS})
 	target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_host)
-	rp2040_family_configure_example_warnings(${TARGET})
 
 	# For rp2040 enable pico-pio-usb
 	if (TARGET tinyusb_pico_pio_usb)
@@ -317,8 +295,7 @@ endfunction()
 function(family_configure_dual_usb_example TARGET RTOS)
 	family_configure_example(${TARGET} ${RTOS})
 	# require tinyusb_pico_pio_usb
-	target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_device tinyusb_host tinyusb_pico_pio_usb )
-	rp2040_family_configure_example_warnings(${TARGET})
+	target_link_libraries(${TARGET} PUBLIC pico_stdlib tinyusb_device tinyusb_host tinyusb_pico_pio_usb)
 endfunction()
 
 
@@ -329,7 +306,6 @@ function(check_and_add_pico_pio_usb_support)
 		#------------------------------------
 		# PIO USB for both host and device
 		#------------------------------------
-
 		if (NOT DEFINED PICO_PIO_USB_PATH)
 			set(PICO_PIO_USB_PATH "${TOP}/hw/mcu/raspberry_pi/Pico-PIO-USB")
 		endif()
@@ -385,54 +361,3 @@ function(family_initialize_project PROJECT DIR)
 	# now re-check for adding Pico-PIO_USB support now SDK is definitely available
 	check_and_add_pico_pio_usb_support()
 endfunction()
-
-
-# This method must be called from the project scope to suppress known warnings in TinyUSB source files
-function(suppress_tinyusb_warnings)
-	# some of these are pretty silly warnings only occurring in some older GCC versions 9 or prior
-	if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
-		if (CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0)
-			set(CONVERSION_WARNING_FILES
-				${PICO_TINYUSB_PATH}/src/tusb.c
-				${PICO_TINYUSB_PATH}/src/common/tusb_fifo.c
-				${PICO_TINYUSB_PATH}/src/device/usbd.c
-				${PICO_TINYUSB_PATH}/src/device/usbd_control.c
-				${PICO_TINYUSB_PATH}/src/host/usbh.c
-				${PICO_TINYUSB_PATH}/src/class/cdc/cdc_device.c
-				${PICO_TINYUSB_PATH}/src/class/cdc/cdc_host.c
-				${PICO_TINYUSB_PATH}/src/class/hid/hid_device.c
-				${PICO_TINYUSB_PATH}/src/class/hid/hid_host.c
-				${PICO_TINYUSB_PATH}/src/class/audio/audio_device.c
-				${PICO_TINYUSB_PATH}/src/class/dfu/dfu_device.c
-				${PICO_TINYUSB_PATH}/src/class/dfu/dfu_rt_device.c
-				${PICO_TINYUSB_PATH}/src/class/midi/midi_device.c
-				${PICO_TINYUSB_PATH}/src/class/usbtmc/usbtmc_device.c
-				${PICO_TINYUSB_PATH}/src/portable/raspberrypi/rp2040/hcd_rp2040.c
-				)
-			foreach(SOURCE_FILE IN LISTS CONVERSION_WARNING_FILES)
-				set_source_files_properties(${SOURCE_FILE} PROPERTIES COMPILE_FLAGS "-Wno-conversion")
-			endforeach()
-		endif()
-
-		if (TARGET tinyusb_pico_pio_usb)
-			set_source_files_properties(
-					${PICO_TINYUSB_PATH}/hw/mcu/raspberry_pi/Pico-PIO-USB/src/pio_usb_device.c
-					${PICO_TINYUSB_PATH}/hw/mcu/raspberry_pi/Pico-PIO-USB/src/pio_usb.c
-					${PICO_TINYUSB_PATH}/hw/mcu/raspberry_pi/Pico-PIO-USB/src/pio_usb_host.c
-					${PICO_TINYUSB_PATH}/src/portable/raspberrypi/pio_usb/hcd_pio_usb.c
-					PROPERTIES
-					COMPILE_FLAGS "-Wno-conversion -Wno-cast-qual -Wno-attributes")
-		endif()
-	elseif(CMAKE_C_COMPILER_ID STREQUAL "Clang")
-		set_source_files_properties(
-				${PICO_TINYUSB_PATH}/src/class/cdc/cdc_device.c
-				COMPILE_FLAGS "-Wno-unreachable-code")
-		set_source_files_properties(
-				${PICO_TINYUSB_PATH}/src/class/cdc/cdc_host.c
-				COMPILE_FLAGS "-Wno-unreachable-code-fallthrough")
-		set_source_files_properties(
-				${PICO_TINYUSB_PATH}/lib/fatfs/source/ff.c
-				PROPERTIES
-				COMPILE_FLAGS "-Wno-cast-qual")
-	endif()
-endfunction()