ARM: multi_v7_defconfig: add Atmel watchdog timers

Add both Atmel watchdog timers to the multi_v7_defconfig. They are added
as part of the kernel because it's a core piece of the system.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

arch/arm/configs/multi_v7_defconfig

@@ -430,6 +430,8 @@ CONFIG_WATCHDOG=y
 CONFIG_DA9063_WATCHDOG=m
 CONFIG_XILINX_WATCHDOG=y
 CONFIG_ARM_SP805_WATCHDOG=y
+CONFIG_AT91SAM9X_WATCHDOG=y
+CONFIG_SAMA5D4_WATCHDOG=y
 CONFIG_ORION_WATCHDOG=y
 CONFIG_ST_LPC_WATCHDOG=y
 CONFIG_SUNXI_WATCHDOG=y