CONFIG_HAS_IOPORT_MAP (not configurable)

modulename: ioport.ko

configname: CONFIG_HAS_IOPORT_MAP

Linux Kernel Configuration
└─>Library routines
└─>HAS_IOPORT_MAP
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
arch/sh/kernel/ioport.c