CONFIG_ARM=y
CONFIG_SOC_MK64F12=y
CONFIG_SOC_SERIES_KINETIS_K6X=y
CONFIG_BOARD_FRDM_K64F=y
CONFIG_CONSOLE=y
CONFIG_UART_CONSOLE=y
CONFIG_SERIAL=y
CONFIG_CORTEX_M_SYSTICK=y
CONFIG_GPIO=y
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=120000000
CONFIG_OSC_EXTERNAL=y

# Enable MPU
CONFIG_HAS_SYSMPU=y