[PATCH] ARM: dts: imx6-apalis: enable watchdog

Oleksandr Suvorov oleksandr.suvorov at foundries.io
Tue Sep 21 13:48:26 CEST 2021


From: Ricardo Salveti <ricardo at foundries.io>

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 at foundries.io>
Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov at foundries.io>
---

 arch/arm/dts/imx6-apalis-u-boot.dtsi | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 arch/arm/dts/imx6-apalis-u-boot.dtsi

diff --git a/arch/arm/dts/imx6-apalis-u-boot.dtsi b/arch/arm/dts/imx6-apalis-u-boot.dtsi
new file mode 100644
index 0000000000..95e7e022b9
--- /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;
+};
-- 
2.31.1



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