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-rw-r--r--Documentation/devicetree/bindings/watchdog/arm-smc-wdt.yaml37
-rw-r--r--Documentation/devicetree/bindings/watchdog/renesas,wdt.txt1
2 files changed, 38 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/arm-smc-wdt.yaml b/Documentation/devicetree/bindings/watchdog/arm-smc-wdt.yaml
new file mode 100644
index 000000000000..bec651541e0c
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/arm-smc-wdt.yaml
@@ -0,0 +1,37 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/arm-smc-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ARM Secure Monitor Call based watchdog
+
+allOf:
+ - $ref: "watchdog.yaml#"
+
+maintainers:
+ - Julius Werner <jwerner@chromium.org>
+
+properties:
+ compatible:
+ enum:
+ - arm,smc-wdt
+ arm,smc-id:
+ allOf:
+ - $ref: /schemas/types.yaml#/definitions/uint32
+ description: |
+ The ATF smc function id used by the firmware.
+ Defaults to 0x82003D06 if unset.
+
+required:
+ - compatible
+
+examples:
+ - |
+ watchdog {
+ compatible = "arm,smc-wdt";
+ arm,smc-id = <0x82003D06>;
+ timeout-sec = <15>;
+ };
+
+...
diff --git a/Documentation/devicetree/bindings/watchdog/renesas,wdt.txt b/Documentation/devicetree/bindings/watchdog/renesas,wdt.txt
index 79b3c62f183d..e42fd3019cb7 100644
--- a/Documentation/devicetree/bindings/watchdog/renesas,wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/renesas,wdt.txt
@@ -5,6 +5,7 @@ Required properties:
fallback compatible string when compatible with the generic
version.
Examples with soctypes are:
+ - "renesas,r8a7742-wdt" (RZ/G1H)
- "renesas,r8a7743-wdt" (RZ/G1M)
- "renesas,r8a7744-wdt" (RZ/G1N)
- "renesas,r8a7745-wdt" (RZ/G1E)