Netronix embedded controller (EC)

modulename: ntxec.ko

configname: CONFIG_MFD_NTXEC

Linux Kernel Configuration
└─>Device Drivers
└─>Multifunction device drivers
└─>Device Tree and Open Firmware support
└─>Netronix embedded controller (EC)
In linux kernel since version 5.2 (release Date: 2019-07-07)  
Say yes here if you want to support the embedded controller found in
certain e-book readers designed by the original design manufacturer
Netronix.

source code:
drivers/mfd//ntxec.c