watchdog: w83627hf: Add support for W83697HF and W83697UG

Major difference is that the watchdog control and counter registers
are different on both chips.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 4fa8428..4c4c566 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -902,6 +902,8 @@
 		W83637HF
 		W83667HG/HG-B
 		W83687THF
+		W83697HF
+		W83697UG
 		NCT6775
 		NCT6776
 		NCT6779