CONFIG_PINCTRL_PFC_SH7723 (not configurable)

modulename: pfc-sh7723.ko

configname: CONFIG_PINCTRL_PFC_SH7723

Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>PINCTRL_PFC_SH7723
In linux kernel since version 3.1 (release Date: 2011-10-24)  
source code:
drivers/pinctrl/sh-pfc/pfc-sh7723.c