ARM: dts: imx6-apalis: enable watchdog

Add u-boot.dtsi specific to imx6-apalis with a watchdog enabled.

If OP-TEE is loaded by SPL, it may use a watchdog to handle fails of
u-boot running. Enable the watchdog in SPL to use it by OP-TEE.

Signed-off-by: Ricardo Salveti <ricardo@foundries.io>
Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@foundries.io>
Reviewed-by: Igor Opaniuk <igor.opaniuk@foundries.io>
Reviewed-by: Peng Fan <peng.fan@nxp.com>

diff --git a/arch/arm/dts/imx6-apalis-u-boot.dtsi b/arch/arm/dts/imx6-apalis-u-boot.dtsi
new file mode 100644 (file)
index 0000000..95e7e02
--- /dev/null
+++ b/arch/arm/dts/imx6-apalis-u-boot.dtsi
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0+ OR X11
+/*
+ * Copyright 2020 Foundries.IO
+ */
+
+#include "imx6qdl-u-boot.dtsi"
+
+&wdog1 {
+       status = "okay";
+       u-boot,dm-spl;
+};