# Kconfig settings for STM32F1 processors if MACH_STM32F1 config STM32F1_SELECT bool default y select HAVE_GPIO select HAVE_GPIO_ADC select HAVE_USER_INTERFACE config BOARD_DIRECTORY string default "stm32f1" config CLOCK_FREQ int default 8000000 # 72000000 / 9 config SERIAL bool default y config SERIAL_BAUD depends on SERIAL int "Baud rate for serial port" default 250000 endif