CONFIG_ARM=y CONFIG_SOC_FAMILY_SAM=y CONFIG_SOC_SERIES_SAM4S=y CONFIG_SOC_PART_NUMBER_SAM4S16C=y CONFIG_CORTEX_M_SYSTICK=y CONFIG_CONSOLE=y CONFIG_UART_CONSOLE=y CONFIG_UART_CONSOLE_ON_DEV_NAME="UART_1" CONFIG_SERIAL=y CONFIG_UART_SAM=y CONFIG_UART_SAM_PORT_1=y CONFIG_BOARD_SAM4S_XPLAINED=y CONFIG_SOC_ATMEL_SAM4S_EXT_MAINCK=y