qmk_firmware/platforms/chibios
..
BLACKPILL_STM32_F401
BLACKPILL_STM32_F411
common
GENERIC_STM32_F042X6
GENERIC_STM32_F072XB
GENERIC_STM32_F303XC
IC_TEENSY_3_1/board
keyboard-config-templates
QMK_PROTON_C
STM32_F103_STM32DUINO