CONFIG_PINCTRL_MTK_V2 (not configurable)

modulename: pinctrl-mtk-common-v2.ko

configname: CONFIG_PINCTRL_MTK_V2

Linux Kernel Configuration
└─>Device Drivers
└─>Pin controllers
└─>MediaTek pinctrl drivers
└─>PINCTRL_MTK_V2
In linux kernel since version 5.1 (release Date: 2019-05-05)  
source code:
drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
depends
CONFIG_PINCTRL
CONFIG_ARCH_MEDIATEK or CONFIG_COMPILE_TEST or CONFIG_RALINK