configs: lx2160a: Enable Watchdog support

Enable support to compile SBSA driver.

Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/configs/lx2160ardb_tfa_defconfig b/configs/lx2160ardb_tfa_defconfig
index 6d1d27c..bb60555 100644
--- a/configs/lx2160ardb_tfa_defconfig
+++ b/configs/lx2160ardb_tfa_defconfig
@@ -31,6 +31,7 @@
 CONFIG_CMD_MMC=y
 CONFIG_CMD_PCI=y
 CONFIG_CMD_USB=y
+CONFIG_CMD_WDT=y
 CONFIG_CMD_CACHE=y
 CONFIG_MP=y
 CONFIG_OF_CONTROL=y
@@ -76,4 +77,6 @@
 CONFIG_DM_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
+CONFIG_WDT=y
+CONFIG_WDT_SBSA=y
 CONFIG_EFI_LOADER_BOUNCE_BUFFER=y