default or selected kernelversion does not have config value CONFIG_977_WATCHDOG.
Result is shown for kernelversion 6.0-rc7

NetWinder WB83C977 watchdog

modulename: wdt977.ko
configname: CONFIG_977_WATCHDOG

Linux Kernel Configuration
└─> Device Drivers
└─> Watchdog Timer Support
└─> NetWinder WB83C977 watchdog

Say Y here to include support for the WB977 watchdog included in
NetWinder machines. Alternatively say M to compile the driver as
a module, which will be called wdt977.

Not sure? It's safe to say N.

source code: