Split out mcu_selection to platform (#19701)

1 files changed, 825 insertions, 0 deletions

diff --git a/platforms/chibios/mcu_selection.mk b/platforms/chibios/mcu_selection.mk
new file mode 100644
index 0000000000..6b6488466b
--- /dev/null
+++ b/platforms/chibios/mcu_selection.mk
@@ -0,0 +1,825 @@
+ifneq ($(findstring MKL26Z64, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m0plus
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 6
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = KINETIS
+  MCU_SERIES = KL2x
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= MKL26Z64
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/ports/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= kl2x
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= PJRC_TEENSY_LC
+endif
+
+ifneq ($(findstring MK20DX128, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = KINETIS
+  MCU_SERIES = K20x
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= MK20DX128
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/ports/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= k20x5
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= PJRC_TEENSY_3
+endif
+
+ifneq ($(findstring MK20DX256, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = KINETIS
+  MCU_SERIES = K20x
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= MK20DX256
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/ports/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= k20x7
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= PJRC_TEENSY_3_1
+endif
+
+ifneq ($(findstring MK64FX512, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = KINETIS
+  MCU_SERIES = K60x
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= MK64FX512
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= k60x
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= PJRC_TEENSY_3_5
+endif
+
+ifneq ($(findstring MK66FX1M0, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = KINETIS
+  MCU_SERIES = MK66F18
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= MK66FX1M0
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= MK66F18
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= PJRC_TEENSY_3_6
+endif
+
+ifneq ($(findstring RP2040, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m0plus
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  CHIBIOS_PORT = ARMv6-M-RP2
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = RP
+  MCU_SERIES = RP2040
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  STARTUPLD_CONTRIB = $(CHIBIOS_CONTRIB)/os/common/startup/ARMCMx/compilers/GCC/ld
+  MCU_LDSCRIPT ?= RP2040_FLASH_TIMECRIT
+  LDFLAGS += -L $(STARTUPLD_CONTRIB)
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= rp2040
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_PROMICRO_RP2040
+
+  # Default UF2 Bootloader settings
+  UF2_FAMILY ?= RP2040
+  FIRMWARE_FORMAT ?= uf2
+endif
+
+ifneq ($(findstring STM32F042, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m0
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 6
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32F0xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32F042x6
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32f0xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_F042X6
+
+  USE_FPU ?= no
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32F0
+
+  # Stack sizes: Since this chip has limited RAM capacity, the stack area needs to be reduced.
+  # This ensures that the EEPROM page buffer fits into RAM
+  USE_PROCESS_STACKSIZE = 0x600
+  USE_EXCEPTIONS_STACKSIZE = 0x300
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFFC400
+endif
+
+ifneq ($(findstring STM32F072, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m0
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 6
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32F0xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32F072xB
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32f0xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_F072XB
+
+  USE_FPU ?= no
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32F0
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFFC800
+endif
+
+ifneq ($(findstring STM32F103, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m3
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32F1xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  ifeq ($(strip $(BOOTLOADER)), uf2boot)
+    MCU_LDSCRIPT ?= STM32F103xB_uf2boot
+  else
+    MCU_LDSCRIPT ?= STM32F103x8
+  endif
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32f1xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_F103
+
+  USE_FPU ?= no
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32F1
+endif
+
+ifneq ($(findstring STM32F303, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32F3xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  ifeq ($(strip $(BOOTLOADER)), tinyuf2)
+    MCU_LDSCRIPT ?= STM32F303xC_tinyuf2
+  else
+    MCU_LDSCRIPT ?= STM32F303xC
+  endif
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32f3xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_F303XC
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32F3
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFFD800
+endif
+
+ifneq ($(findstring STM32F401, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32F4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  ifeq ($(strip $(BOOTLOADER)), tinyuf2)
+    MCU_LDSCRIPT ?= STM32F401xC_tinyuf2
+  else
+    MCU_LDSCRIPT ?= STM32F401xC
+  endif
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32f4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_F401XC
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32F4
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+
+  # Revert to legacy wear-leveling driver until ChibiOS's EFL driver is fixed with 128kB and 384kB variants.
+  EEPROM_DRIVER ?= wear_leveling
+  WEAR_LEVELING_DRIVER ?= legacy
+endif
+
+ifneq ($(findstring STM32F405, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32F4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32F405xG
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32f4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_F405XG
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32F4
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+endif
+
+ifneq ($(findstring STM32F407, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32F4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32F407xE
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32f4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_F407XE
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32F4
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+endif
+
+ifneq ($(findstring STM32F411, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32F4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  ifeq ($(strip $(BOOTLOADER)), tinyuf2)
+    MCU_LDSCRIPT ?= STM32F411xE_tinyuf2
+  else
+    MCU_LDSCRIPT ?= STM32F411xE
+  endif
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32f4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_F411XE
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32F4
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+endif
+
+ifneq ($(findstring STM32F446, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32F4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32F446xE
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32f4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_F446XE
+
+  USE_FPU ?= yes
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+
+  # Default as no chibios efl config
+  EEPROM_DRIVER ?= transient
+endif
+
+ifneq ($(findstring STM32G431, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32G4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32G431xB
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32g4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_G431XB
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32G4
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+endif
+
+ifneq ($(findstring STM32G474, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32G4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32G474xE
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32g4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_G474XE
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32G4
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+endif
+
+ifneq (,$(filter $(MCU),STM32L432 STM32L442))
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32L4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32L432xC
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32l4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_L432XC
+
+  PLATFORM_NAME ?= platform_l432
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32L4
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+endif
+
+ifneq (,$(filter $(MCU),STM32L433 STM32L443))
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32L4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32L432xC
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32l4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_L433XC
+
+  PLATFORM_NAME ?= platform_l432
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32L4
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+endif
+
+ifneq (,$(filter $(MCU),STM32L412 STM32L422))
+  # Cortex version
+  MCU = cortex-m4
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = STM32
+  MCU_SERIES = STM32L4xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= STM32L412xB
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= stm32l4xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_STM32_L412XB
+
+  PLATFORM_NAME ?= platform_l412_l422
+
+  USE_FPU ?= yes
+
+  # UF2 settings
+  UF2_FAMILY ?= STM32L4
+
+  # Bootloader address for STM32 DFU
+  STM32_BOOTLOADER_ADDRESS ?= 0x1FFF0000
+endif
+
+ifneq ($(findstring WB32F3G71, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m3
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = WB32
+  MCU_SERIES = WB32F3G71xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= WB32F3G71x9
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= wb32f3g71xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_WB32_F3G71XX
+
+  USE_FPU ?= no
+
+  # Bootloader address for WB32 DFU
+  WB32_BOOTLOADER_ADDRESS ?= 0x1FFFE000
+endif
+
+ifneq ($(findstring WB32FQ95, $(MCU)),)
+  # Cortex version
+  MCU = cortex-m3
+
+  # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+  ARMV = 7
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_FAMILY = WB32
+  MCU_SERIES = WB32FQ95xx
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= WB32FQ95xB
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+  MCU_STARTUP ?= wb32fq95xx
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= GENERIC_WB32_FQ95XX
+
+  USE_FPU ?= no
+
+  # Bootloader address for WB32 DFU
+  WB32_BOOTLOADER_ADDRESS ?= 0x1FFFE000
+endif
+
+ifneq ($(findstring GD32VF103, $(MCU)),)
+  # RISC-V
+  MCU = risc-v
+
+  # RISC-V extensions and abi configuration
+  MCU_ARCH = rv32imac
+  MCU_ABI = ilp32
+  MCU_CMODEL = medlow
+
+  ## chip/board settings
+  # - the next two should match the directories in
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)
+  #   OR
+  #   <chibios[-contrib]>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+  MCU_PORT_NAME = GD
+  MCU_FAMILY = GD32V
+  MCU_SERIES = GD32VF103
+
+  # Linker script to use
+  # - it should exist either in <chibios>/os/common/startup/RISCV-ECLIC/compilers/GCC/ld/
+  #   or <keyboard_dir>/ld/
+  MCU_LDSCRIPT ?= GD32VF103xB
+
+  # Startup code to use
+  #  - it should exist in <chibios>/os/common/startup/RISCV-ECLIC/compilers/GCC/mk/
+  MCU_STARTUP ?= gd32vf103
+
+  # Board: it should exist either in <chibios>/os/hal/boards/,
+  # <keyboard_dir>/boards/, or drivers/boards/
+  BOARD ?= SIPEED_LONGAN_NANO
+
+  USE_FPU ?= no
+endif