Meson s4 Soc pinctrl driver

modulename: pinctrl-meson-s4.ko

configname: CONFIG_PINCTRL_MESON_S4

Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>Amlogic SoC pinctrl drivers
└─>Meson s4 Soc pinctrl driver
In linux kernel since version 5.2 (release Date: 2019-07-07)  
source code:
drivers/pinctrl/meson/pinctrl-meson-s4.c