CONFIG_BOARD_SERIAL_GPS1="/dev/ttyS5" CONFIG_BOARD_SERIAL_TEL2="/dev/ttyS1" CONFIG_BOARD_ROMFSROOT="performance-test" CONFIG_BOARD_SERIAL_TEL3="/dev/ttyS2" CONFIG_SYSTEMCMDS_GPIO=y CONFIG_SYSTEMCMDS_MICROBENCH=y CONFIG_SYSTEMCMDS_SD_STRESS=y CONFIG_SYSTEMCMDS_SERIAL_TEST=y