sb/{ICH7,NM10,PCH}: Use common watchdog_off function

Change-Id: I704780b6ae7238560dcb72fc027addc1089e0674
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32533
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: David Guckian
diff --git a/src/southbridge/intel/bd82x6x/Kconfig b/src/southbridge/intel/bd82x6x/Kconfig
index dae3c32..fc3e9fc 100644
--- a/src/southbridge/intel/bd82x6x/Kconfig
+++ b/src/southbridge/intel/bd82x6x/Kconfig
@@ -44,6 +44,7 @@
 	select HAVE_INTEL_CHIPSET_LOCKDOWN
 	select SOUTHBRIDGE_INTEL_COMMON_SMM
 	select SOUTHBRIDGE_INTEL_COMMON_ACPI_MADT
+	select SOUTHBRIDGE_INTEL_COMMON_WATCHDOG
 
 config EHCI_BAR
 	hex