CONFIG_PINCTRL_BLACKFIN_ADI2 is not available for thedefaultarchitecture x86.
Result is shown for architecture blackfin

CONFIG_PINCTRL_BLACKFIN_ADI2 (not configurable)

configname: CONFIG_PINCTRL_BLACKFIN_ADI2

Linux Kernel Configuration
└─>Blackfin Processor Options
└─>PINCTRL_BLACKFIN_ADI2
In linux kernel since version 3.18.2 (release Date: 2015-01-08)