CONFIG_ETRAX_AXISFLASHMAP is not available for thedefaultarchitecture x86.
Result is shown for architecture cris
Axis flash-map support
modulename: axisflashmap.ko
configname: CONFIG_ETRAX_AXISFLASHMAP
Linux Kernel Configuration
└─>Drivers for built-in interfaces
└─>Axis flash-map support
In linux kernel since version 2.6.12
This option enables MTD mapping of flash devices. Needed to use
flash memories. If unsure, say Y.
flash memories. If unsure, say Y.