CONFIG_HAVE_NAND_ATMEL_BUSWIDTH_16 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
CONFIG_HAVE_NAND_ATMEL_BUSWIDTH_16 (not configurable)
configname: CONFIG_HAVE_NAND_ATMEL_BUSWIDTH_16
Linux Kernel Configuration
└─>HAVE_NAND_ATMEL_BUSWIDTH_16