CONFIG_SBC8560 is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc
Wind River SBC8560
modulename: sbc8560.ko
configname: CONFIG_SBC8560
Linux Kernel Configuration
└─>Freescale Book-E Machine Type
└─>Wind River SBC8560
In linux kernel since version 2.6.12
This option enables support for the Wind River SBC8560 board