new file mode 100644
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/qcom,restart-reason.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm IPQ SoC restart reason location
+
+maintainers:
+ - Kathiravan Thirumoorthy <kathiravan.thirumoorthy@oss.qualcomm.com>
+
+description:
+ The Qualcomm IPQ SoC restart reason memory region, in IMEM, is used to
+ identify the cause of the system restart. This will be helpful to identify
+ the cause when the RAM dump collection is disabled.
+
+properties:
+ compatible:
+ const: qcom,restart-reason-info
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ imem@8600000 {
+ compatible = "qcom,ipq5424-imem", "syscon", "simple-mfd";
+ reg = <0x08600000 0x1000>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ ranges = <0 0x08600000 0x1000>;
+
+ restart-reason@7b0 {
+ compatible = "qcom,restart-reason-info";
+ reg = <0x7b0 0x4>;
+ };
+ };
+...
Add a devicetree binding for the Qualcomm IPQ SOCs restart reason information region found in the IMEM, allowing the system to identify the cause of a restart. Signed-off-by: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@oss.qualcomm.com> --- .../bindings/watchdog/qcom,restart-reason.yaml | 46 ++++++++++++++++++++++ 1 file changed, 46 insertions(+)