Toshiba TXx9 Watchdog Timer

modulename: txx9wdt.ko

configname: CONFIG_TXX9_WDT

Linux Kernel Configuration
└─>Device Drivers
└─>Watchdog Timer Support
└─>Toshiba TXx9 Watchdog Timer
In linux kernel since version 2.6.25 (release Date: 2008-04-16)  
Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.

source code: