msm8974: Enable watchdog on msm8974

Allow debugging of deadlocks and cpu hangs.

Change-Id: I14dd815f9c84dd73406e95304ea878460f6cf2bf
Signed-off-by: Hanumant Singh <hanumant@codeaurora.org>
diff --git a/arch/arm/configs/msm8974_defconfig b/arch/arm/configs/msm8974_defconfig
index 07bd8e6..9bd967b 100644
--- a/arch/arm/configs/msm8974_defconfig
+++ b/arch/arm/configs/msm8974_defconfig
@@ -51,6 +51,7 @@
 CONFIG_MSM_TZ_LOG=y
 CONFIG_MSM_DIRECT_SCLK_ACCESS=y
 CONFIG_MSM_OCMEM=y
+CONFIG_MSM_WATCHDOG_V2=y
 CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
 CONFIG_SMP=y