Add the node for the onboard management controller which has a watchdog
and hardware monitoring.

Signed-off-by: Michael Walle <mwalle@kernel.org>
---
 .../boot/dts/ti/k3-am67a-kontron-sa67-base.dts | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am67a-kontron-sa67-base.dts b/arch/arm64/boot/dts/ti/k3-am67a-kontron-sa67-base.dts
index 5755df689752..7f05df9111ea 100644
--- a/arch/arm64/boot/dts/ti/k3-am67a-kontron-sa67-base.dts
+++ b/arch/arm64/boot/dts/ti/k3-am67a-kontron-sa67-base.dts
@@ -416,6 +416,24 @@ vcc_1p8_ret_s5: ldo3 {
 		};
 	};
 
+	system-controller@4a {
+		compatible = "kontron,sa67mcu", "kontron,sl28cpld";
+		reg = <0x4a>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		watchdog@4 {
+			compatible = "kontron,sa67mcu-wdt", "kontron,sl28cpld-wdt";
+			reg = <0x4>;
+			kontron,assert-wdt-timeout-pin;
+		};
+
+		hwmon@8 {
+			compatible = "kontron,sa67mcu-hwmon";
+			reg = <0x8>;
+		};
+	};
+
 	rtc: rtc@51 {
 		compatible = "microcrystal,rv8263";
 		reg = <0x51>;
-- 
2.39.5