watchdog: s3c2410: Select MFD_SYSCON on all Exynos platforms

Syscon is used not only on Exynos5 SoCs but also on Exynos3250,
Exynos4412 and ARMv8 versions (Exynos5433, Exynos7).

Signed-off-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Guenter Roeck <[email protected]>
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 1a4d6ca..c831b79 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -354,7 +354,7 @@
 	tristate "S3C2410 Watchdog"
 	depends on HAVE_S3C2410_WATCHDOG || COMPILE_TEST
 	select WATCHDOG_CORE
-	select MFD_SYSCON if ARCH_EXYNOS5
+	select MFD_SYSCON if ARCH_EXYNOS
 	help
 	  Watchdog timer block in the Samsung SoCs. This will reboot
 	  the system when the timer expires with the watchdog enabled.