[PATCH] dt-bindings: watchdog: atmel,at91rm9200-wdt: convert txt to yaml

[Nik Bune]

Convert txt file to yaml. 
Add reg to the list of required properties.
Add mainteiners from ./scripts/get_maintainer.pl output.

Signed-off-by: Nik Bune <n3q5u8 at yahoo.com>
---
 .../watchdog/atmel,at91rm9200-wdt.yaml        | 31 +++++++++++++++++++
 .../watchdog/atmel-at91rm9200-wdt.txt         |  9 ------
 2 files changed, 31 insertions(+), 9 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml
 delete mode 100644 Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt

diff --git a/Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml b/Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml
new file mode 100644
index 000000000000..e9706b9c1e6b
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml
@@ -0,0 +1,31 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/atmel,at91rm9200-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Atmel AT91RM9200 System Timer Watchdog
+
+maintainers:
+  - Wim Van Sebroeck <wim at linux-watchdog.org>
+  - Guenter Roeck <linux at roeck-us.net>
+
+properties:
+  compatible:
+    const: atmel,at91sam9260-wdt
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    watchdog at fffffd00 {
+        compatible = "atmel,at91rm9200-wdt";
+        reg = <0xfffffd00 0x10>;
+    };
diff --git a/Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt
deleted file mode 100644
index d4d86cf8f9eb..000000000000
--- a/Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-Atmel AT91RM9200 System Timer Watchdog
-
-Required properties:
-- compatible: must be "atmel,at91sam9260-wdt".
-
-Example:
-	watchdog at fffffd00 {
-		compatible = "atmel,at91rm9200-wdt";
-	};
-- 
2.34.1