CONFIG_MACH_TOUCHBOOK is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

OMAP3 Touch Book

modulename: board-omap3touchbook.ko

configname: CONFIG_MACH_TOUCHBOOK

Linux Kernel Configuration
└─>TI OMAP/AM/DM/DRA Family
└─>TI OMAP2/3/4 Specific Features
└─>OMAP3 Touch Book
In linux kernel since version 3.1 (release Date: 2011-10-24)  
source code:
arch/arm/mach-omap2/board-omap3touchbook.c