CONFIG_MACH_SBC3530 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

OMAP3 SBC STALKER board

modulename: board-omap3stalker.ko

configname: CONFIG_MACH_SBC3530

Linux Kernel Configuration
└─>TI OMAP2/3/4 Specific Features
└─>OMAP3 SBC STALKER board
In linux kernel since version 2.6.35 (release Date: 2010-08-01)  
source code:
arch/arm/mach-omap2/board-omap3stalker.c