CONFIG_MTD_NAND_BCH (not configurable)

modulename: nand_bch.ko

configname: CONFIG_MTD_NAND_BCH

Linux Kernel Configuration
└─>Device Drivers
└─>Memory Technology Device (MTD) support
└─>NAND Device Support
└─>MTD_NAND_BCH
In linux kernel since version 2.6.39 (release Date: 2011-05-18)  
source code:
drivers/mtd/nand//nand_bch.c
selects
CONFIG_BCH