Armada 37xx watchdog

modulename: armada_37xx_wdt.ko

configname: CONFIG_ARMADA_37XX_WATCHDOG

Linux Kernel Configuration
└─>Device Drivers
└─>Watchdog Timer Support
└─>Armada 37xx watchdog
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Say Y here to include support for the watchdog timer found on
Marvell Armada 37xx SoCs.
To compile this driver as a module, choose M here: the
module will be called armada_37xx_wdt.

source code: