1CONFIG_CLOCK_CONTROL=y
2CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=32000
3CONFIG_CONSOLE=y
4CONFIG_RAM_CONSOLE=y
5CONFIG_FLASH_SIZE=0
6CONFIG_FLASH_BASE_ADDRESS=0
7CONFIG_GPIO=y
8CONFIG_SERIAL=y
9CONFIG_UART_CONSOLE=y
10CONFIG_UART_INTERRUPT_DRIVEN=y
11