initial commit

third_party/tinyusb/hw/bsp/samd2x_l2x/family.cmake

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+include_guard()
+
+# include board specific
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
+
+# Determine which SAM family based on board configuration
+# SAM_FAMILY should be set by board.cmake (samd21, saml21, or saml22)
+if(NOT DEFINED SAM_FAMILY)
+  # Default to samd21 if not specified for backward compatibility
+  set(SAM_FAMILY samd21)
+endif()
+
+set(SDK_DIR ${TOP}/hw/mcu/microchip/${SAM_FAMILY})
+set(CMSIS_5 ${TOP}/lib/CMSIS_5)
+
+# toolchain set up
+set(CMAKE_SYSTEM_CPU cortex-m0plus CACHE INTERNAL "System Processor")
+set(CMAKE_TOOLCHAIN_FILE ${TOP}/examples/build_system/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
+
+set(FAMILY_MCUS SAMD21 SAML2X CACHE INTERNAL "")
+set(OPENOCD_OPTION "-f interface/cmsis-dap.cfg -c \"transport select swd\" -f target/at91samdXX.cfg")
+
+#------------------------------------
+# Startup & Linker script
+#------------------------------------
+set(LD_FILE_Clang ${LD_FILE_GNU})
+set(STARTUP_FILE_GNU ${SDK_DIR}/gcc/gcc/startup_${SAM_FAMILY}.c)
+set(STARTUP_FILE_Clang ${STARTUP_FILE_GNU})
+
+#------------------------------------
+# Board Target
+#------------------------------------
+function(family_add_board BOARD_TARGET)
+  # Common sources for all SAM families
+  set(COMMON_SOURCES
+    ${SDK_DIR}/gcc/system_${SAM_FAMILY}.c
+    ${SDK_DIR}/hal/src/hal_atomic.c
+    ${SDK_DIR}/hpl/gclk/hpl_gclk.c
+  )
+
+  # Family-specific sources
+  if(SAM_FAMILY STREQUAL "samd21")
+    list(APPEND COMMON_SOURCES
+      ${SDK_DIR}/hpl/pm/hpl_pm.c
+      ${SDK_DIR}/hpl/sysctrl/hpl_sysctrl.c
+    )
+  else()
+    # SAML21/SAML22
+    list(APPEND COMMON_SOURCES
+      ${SDK_DIR}/hpl/mclk/hpl_mclk.c
+      ${SDK_DIR}/hpl/osc32kctrl/hpl_osc32kctrl.c
+      ${SDK_DIR}/hpl/oscctrl/hpl_oscctrl.c
+      ${SDK_DIR}/hpl/pm/hpl_pm.c
+    )
+  endif()
+
+  add_library(${BOARD_TARGET} STATIC ${COMMON_SOURCES})
+
+  target_include_directories(${BOARD_TARGET} PUBLIC
+    ${SDK_DIR}
+    ${SDK_DIR}/config
+    ${SDK_DIR}/include
+    ${SDK_DIR}/hal/include
+    ${SDK_DIR}/hal/utils/include
+    ${SDK_DIR}/hpl/pm
+    ${SDK_DIR}/hpl/port
+    ${SDK_DIR}/hri
+    ${CMSIS_5}/CMSIS/Core/Include
+  )
+
+  # Family-specific compile definitions
+  if(SAM_FAMILY STREQUAL "samd21")
+    target_compile_definitions(${BOARD_TARGET} PUBLIC
+      CONF_DFLL_OVERWRITE_CALIBRATION=0
+    )
+  else()
+    # SAML21/SAML22
+    target_compile_definitions(${BOARD_TARGET} PUBLIC
+      CONF_OSC32K_CALIB_ENABLE=0
+      CFG_EXAMPLE_VIDEO_READONLY
+    )
+  endif()
+
+  update_board(${BOARD_TARGET})
+endfunction()
+
+#------------------------------------
+# Functions
+#------------------------------------
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
+
+  # Determine MCU option based on SAM_FAMILY
+  if(SAM_FAMILY STREQUAL "samd21")
+    set(MCU_OPTION OPT_MCU_SAMD21)
+  elseif(SAM_FAMILY STREQUAL "saml21")
+    set(MCU_OPTION OPT_MCU_SAML21)
+  elseif(SAM_FAMILY STREQUAL "saml22")
+    set(MCU_OPTION OPT_MCU_SAML22)
+  else()
+    message(FATAL_ERROR "Unknown SAM_FAMILY: ${SAM_FAMILY}")
+  endif()
+  family_add_tinyusb(${TARGET} ${MCU_OPTION})
+
+  target_sources(${TARGET} PUBLIC
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
+    ${TOP}/src/portable/microchip/samd/dcd_samd.c
+    ${TOP}/src/portable/microchip/samd/hcd_samd.c
+    ${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
+    )
+  # Add HCD support for SAMD21 (has host capability)
+  if(SAM_FAMILY STREQUAL "samd21")
+    target_sources(${TARGET} PUBLIC
+      ${TOP}/src/portable/microchip/samd/hcd_samd.c
+      )
+  endif()
+
+  target_include_directories(${TARGET} PUBLIC
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
+    )
+
+  if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+    target_link_options(${TARGET} PUBLIC
+      "LINKER:--script=${LD_FILE_GNU}"
+      -nostartfiles
+      --specs=nosys.specs --specs=nano.specs
+      )
+  elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
+    target_link_options(${TARGET} PUBLIC
+      "LINKER:--script=${LD_FILE_Clang}"
+      )
+  elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
+    target_link_options(${TARGET} PUBLIC
+      "LINKER:--config=${LD_FILE_IAR}"
+      )
+  endif ()
+  set_source_files_properties(${STARTUP_FILE_${CMAKE_C_COMPILER_ID}} PROPERTIES
+    SKIP_LINTING ON
+    COMPILE_OPTIONS -w)
+
+  # Flashing
+  family_add_bin_hex(${TARGET})
+  family_flash_jlink(${TARGET})
+  #family_flash_openocd(${TARGET})
+endfunction()