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

SolutionEngine

configname: CONFIG_SH_SOLUTION_ENGINE

SuperH system type
└─>SolutionEngine
In linux kernel since version 2.6.12  
Select SolutionEngine if configuring for a Hitachi SH7709
or SH7750 evaluation board.


is selected by
CONFIG_MTD_NAND_RTC_FROM4