CONFIG_IBM_OCP is not available for thedefaultarchitecture x86.
Result is shown for architecture ppc
default or selected kernelversion does not have config value CONFIG_IBM_OCP.
Result is shown for kernelversion 5.19-rc1

CONFIG_IBM_OCP (not configurable)

modulename: ibm_ocp.ko

configname: CONFIG_IBM_OCP

Linux Kernel Configuration
└─>IBM 4xx options
└─>IBM_OCP
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
source code: