arm: mvebu: turris_omnia: Enable CMD_WDT

This command can be sometimes used for debugging.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Stefan Roese <sr@denx.de>
Cc: Pali Rohár <pali@kernel.org>
Acked-by: Pali Rohár <pali@kernel.org>
diff --git a/configs/turris_omnia_defconfig b/configs/turris_omnia_defconfig
index 810eace..295f05f 100644
--- a/configs/turris_omnia_defconfig
+++ b/configs/turris_omnia_defconfig
@@ -46,6 +46,7 @@
 CONFIG_CMD_SPI=y
 CONFIG_CMD_USB=y
 CONFIG_CMD_TFTPPUT=y
+CONFIG_CMD_WDT=y
 CONFIG_CMD_CACHE=y
 CONFIG_CMD_TIME=y
 CONFIG_CMD_AES=y