CONFIG_V850E_AS85EP1 is not available for the selected architecture x86.
Result is shown for architecture v850

AS85EP1

modulename: as85ep1.ko

configname: CONFIG_V850E_AS85EP1

Platform
└─>AS85EP1
In linux kernel since version 2.6.21 (release Date: 2007-04-25)
source code:
arch/v850/kernel/as85ep1.c
is selected by
CONFIG_V850E_UART