IMX7D pinctrl driver

modulename: pinctrl-imx7d.ko

configname: CONFIG_PINCTRL_IMX7D

Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>IMX7D pinctrl driver
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say Y here to enable the imx7d pinctrl driver

source code: