ipq806x: enable watchdog kernel option

Some bootloaders seem to trigger the watchdog during the boot process,
therefore the lack of watchdog driver trigger a reboot a few seconds
after boot. So we'll enable it here to avoid it.

Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org>

SVN-Revision: 44503

target/linux/ipq806x/config-3.18

@@ -290,7 +290,7 @@ CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_QCOM_BAM_DMA=y
 CONFIG_QCOM_GSBI=y
 CONFIG_QCOM_SCM=y
-# CONFIG_QCOM_WDT is not set
+CONFIG_QCOM_WDT=y
 # CONFIG_RCU_BOOST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=21
 CONFIG_RCU_CPU_STALL_VERBOSE=y
@@ -357,6 +357,7 @@ CONFIG_VECTORS_BASE=0xffff0000
 CONFIG_VFP=y
 CONFIG_VFPv3=y
 CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_WATCHDOG_CORE=y
 # CONFIG_WIZNET_W5100 is not set
 # CONFIG_WIZNET_W5300 is not set
 # CONFIG_WL_TI is not set