Support 256-bit buswidth

configname: CONFIG_MTD_MAP_BANK_WIDTH_32

Linux Kernel Configuration
└─>Device Drivers
└─>Memory Technology Device (MTD) support
└─>RAM/ROM/Flash chip drivers
└─>Support 256-bit buswidth
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
If you wish to support CFI devices on a physical bus which is
256 bits wide, say 'Y'.

depends
CONFIG_MTD

is depended by
CONFIG_MTD_DMV182