watchdog: max77620_wdt: fix potential build errors

BugLink: https://bugs.launchpad.net/bugs/1861784
[ Upstream commit da9e3f4e30a53cd420cf1e6961c3b4110f0f21f0 ]

max77620_wdt uses watchdog core functions. Enable CONFIG_WATCHDOG_CORE
to fix potential build errors.

Signed-off-by: David Engraf <david.engraf@sysgo.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20191127084617.16937-1-david.engraf@sysgo.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Paolo Pisati <paolo.pisati@canonical.com>

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 4c761abc56883d37729c0ec739fb7326d1a65da4..e2745f68619608eb4012574b6914e18fdfaf64a9 100644 (file)
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -687,6 +687,7 @@ config MAX63XX_WATCHDOG
 config MAX77620_WATCHDOG
        tristate "Maxim Max77620 Watchdog Timer"
        depends on MFD_MAX77620 || COMPILE_TEST
+       select WATCHDOG_CORE
        help
         This is the driver for the Max77620 watchdog timer.
         Say 'Y' here to enable the watchdog timer support for