# 2MHz system clock | |
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=2000000 | |
# SYSCLK selection | |
CONFIG_CLOCK_STM32_SYSCLK_SRC_MSI=y | |
# produce 2MHz clock at MSI RC output | |
CONFIG_CLOCK_STM32_MSI_RANGE=5 | |
# select buses prescalers | |
CONFIG_CLOCK_STM32_AHB_PRESCALER=1 | |
CONFIG_CLOCK_STM32_APB1_PRESCALER=1 | |
CONFIG_CLOCK_STM32_APB2_PRESCALER=1 |