CONFIG_TWR_P102x is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc

Freescale TWR-P102x

modulename: twr_p102x.ko

configname: CONFIG_TWR_P102x

Linux Kernel Configuration
└─>Freescale Book-E Machine Type
└─>Freescale TWR-P102x
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This option enables support for the TWR-P1025 board.

source code: