drivers/rtc/rtc-m41t93.c:496: undefined reference to `devm_watchdog_register_device'

drivers/rtc/rtc-m41t93.c:496: undefined reference to `devm_watchdog_register_device'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   83f32c773255720a661aa45d83e36278135f23f5
commit: 15ec2ce19962b61576c8bf25bc129fc61a653c2e rtc: m41t93: Add watchdog support
date:   4 months ago
config: powerpc64-randconfig-r2109-20261027 (https://download.01.org/0day-ci/archive/20261027/202610272125.Me30O4PA-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261027/202610272125.Me30O4PA-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Fixes: 15ec2ce19962 ("rtc: m41t93: Add watchdog support")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610272125.Me30O4PA-lkp@intel.com/

All errors (new ones prefixed by >>):

   powerpc64-linux-ld: drivers/rtc/rtc-m41t93.o: in function `m41t93_probe':
>> drivers/rtc/rtc-m41t93.c:496: undefined reference to `devm_watchdog_register_device'


vim +496 drivers/rtc/rtc-m41t93.c

   481	
   482	static int m41t93_watchdog_register(struct device *dev, struct m41t93_data *m41t93)
   483	{
   484		int ret;
   485	
   486		m41t93->wdd.parent = dev;
   487		m41t93->wdd.info = &m41t93_wdt_info;
   488		m41t93->wdd.ops = &m41t93_watchdog_ops;
   489		m41t93->wdd.min_timeout = 0;
   490		m41t93->wdd.max_timeout = 10;
   491		m41t93->wdd.timeout = 3; /* Default timeout is 3 sec */
   492		m41t93->wdd.status = WATCHDOG_NOWAYOUT_INIT_STATUS;
   493	
   494		watchdog_set_drvdata(&m41t93->wdd, m41t93);
   495	
 > 496		ret = devm_watchdog_register_device(dev, &m41t93->wdd);
   497		if (ret) {
   498			dev_warn(dev, "Failed to register watchdog\n");
   499			return ret;
   500		}
   501	
   502		/* Disable watchdog at start */
   503		ret = m41t93_wdt_stop(&m41t93->wdd);
   504	
   505		return ret;
   506	}
   507	#endif
   508	

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