[PATCH -next] watchdog: fix mtk_wdt.c RESET_CONTROLLER build error

[Randy Dunlap]

From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>

Fix build error when CONFIG_RESET_CONTROLLER is not set by
selecting RESET_CONTROLLER.

ld: drivers/watchdog/mtk_wdt.o: in function `mtk_wdt_probe':
mtk_wdt.c:(.text+0x3ec): undefined reference to `devm_reset_controller_register'

Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Wim Van Sebroeck <wim@xxxxxxxxxxxxxxxxxx>
Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: Matthias Brugger <matthias.bgg@xxxxxxxxx>
Cc: linux-watchdog@xxxxxxxxxxxxxxx
---
 drivers/watchdog/Kconfig |    1 +
 1 file changed, 1 insertion(+)

--- linux-next-20200203.orig/drivers/watchdog/Kconfig
+++ linux-next-20200203/drivers/watchdog/Kconfig
@@ -841,6 +841,7 @@ config MEDIATEK_WATCHDOG
 	tristate "Mediatek SoCs watchdog support"
 	depends on ARCH_MEDIATEK || COMPILE_TEST
 	select WATCHDOG_CORE
+	select RESET_CONTROLLER
 	help
 	  Say Y here to include support for the watchdog timer
 	  in Mediatek SoCs.