CONFIG_SH_APSH4AD0A is not available for thedefaultarchitecture x86.
Result is shown for architecture sh

AP-SH4AD-0A

modulename: board-apsh4ad0a.ko

configname: CONFIG_SH_APSH4AD0A

Linux Kernel Configuration
└─>Board support
└─>AP-SH4AD-0A
In linux kernel since version 2.6.38 (release Date: 2011-03-14)  
Select AP-SH4AD-0A if configuring for an ALPHAPROJECT AP-SH4AD-0A.

source code: