zephyr/boards/arm/mikroe_clicker_2/mikroe_clicker_2_defconfig

CONFIG_BOARD_MIKROE_CLICKER_2=y
CONFIG_SOC_SERIES_STM32F4X=y
CONFIG_SOC_STM32F407XG=y
# 168MHz system clock
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=168000000

# Enable MPU
CONFIG_ARM_MPU=y

CONFIG_SERIAL=y

# console
CONFIG_CONSOLE=y

# enable pinmux
CONFIG_PINMUX=y

# enable GPIO
CONFIG_GPIO=y

# clock configuration
CONFIG_CLOCK_CONTROL=y

# Clock configuration for Cube Clock control driver
CONFIG_CLOCK_STM32_HSE_CLOCK=25000000
CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
# use HSE as PLL input
CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
# produce 168MHz clock at PLL output
CONFIG_CLOCK_STM32_PLL_M_DIVISOR=25
CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=336
CONFIG_CLOCK_STM32_PLL_P_DIVISOR=2
CONFIG_CLOCK_STM32_PLL_Q_DIVISOR=7
CONFIG_CLOCK_STM32_AHB_PRESCALER=1
CONFIG_CLOCK_STM32_APB1_PRESCALER=4
CONFIG_CLOCK_STM32_APB2_PRESCALER=2