CONFIG_PINCTRL_CS47L90 (not configurable)

configname: CONFIG_PINCTRL_CS47L90

Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>PINCTRL_CS47L90
In linux kernel since version 4.2 (release Date: 2015-08-30)  
depends
CONFIG_PINCTRL

is depended by
CONFIG_MFD_CS47L90