CONFIG_85xx is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc
default or selected kernelversion does not have config value CONFIG_85xx.
Result is shown for kernelversion 5.4.123

CONFIG_85xx (not configurable)

modulename: open_pic.ko

configname: CONFIG_85xx

Linux Kernel Configuration
└─>85xx
In linux kernel since version 2.6.12  
depends
CONFIG_E500