CONFIG_MPC8560_ADS is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc
default or selected kernelversion does not have config value CONFIG_MPC8560_ADS.
Result is shown for kernelversion 6.9.9

Freescale MPC8560 ADS

modulename: mpc85xx_ads.ko

configname: CONFIG_MPC8560_ADS

Linux Kernel Configuration
└─>Freescale Book-E Machine Type
└─>Freescale MPC8560 ADS
In linux kernel since version 2.6.12  
This option enables support for the MPC 8560 ADS board

source code: