NXP LPC18XX/43XX SCU pinctrl driver

modulename: pinctrl-lpc18xx.ko

configname: CONFIG_PINCTRL_LPC18XX

Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>Device Tree and Open Firmware support
└─>NXP LPC18XX/43XX SCU pinctrl driver
In linux kernel since version 4.1 (release Date: 2015-06-21)  
Pinctrl driver for NXP LPC18xx/43xx System Control Unit (SCU).

source code: