CONFIG_PINCTRL_SPRD (not configurable)
modulename: pinctrl-sprd.ko
configname: CONFIG_PINCTRL_SPRD
Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>PINCTRL_SPRD
In linux kernel since version 3.10 (release Date: 2013-06-30)
Say Y here to enable Spreadtrum pinctrl driver