linux-kernel - [PATCH 1/2] dt-bindings: watchdog: marvell octeonTX2 GTI watchdog driver

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Message-ID: <20230324145652.19221-1-bbhushan2@marvell.com>
Date:   Fri, 24 Mar 2023 20:26:51 +0530
From:   Bharat Bhushan <bbhushan2@...vell.com>
To:     <wim@...ux-watchdog.org>, <linux@...ck-us.net>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <linux-watchdog@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Bharat Bhushan <bbhushan2@...vell.com>
Subject: [PATCH 1/2] dt-bindings: watchdog: marvell octeonTX2 GTI watchdog driver

Add binding documentation for the Marvell octeonTX2
GTI watchdog driver.

Signed-off-by: Bharat Bhushan <bbhushan2@...vell.com>
---
 .../watchdog/marvel-octeontx2-wdt.yaml        | 43 +++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/watchdog/marvel-octeontx2-wdt.yaml

diff --git a/Documentation/devicetree/bindings/watchdog/marvel-octeontx2-wdt.yaml b/Documentation/devicetree/bindings/watchdog/marvel-octeontx2-wdt.yaml
new file mode 100644
index 000000000000..586b3c1bd780
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/marvel-octeontx2-wdt.yaml
@@ -0,0 +1,43 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/marvel-octeontx2-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Marvell OcteonTX2 GTI watchdog
+
+allOf:
+  - $ref: "watchdog.yaml#"
+
+maintainers:
+  - Bharat Bhushan <bbhushan2@...vell.com>
+
+properties:
+  compatible:
+    enum:
+      - mrvl,octeontx2-gti-wdt
+
+  reg:
+    maxItems: 2
+
+  interrupts:
+    minItems: 1
+    maxItems: 36
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    watch-dog@...000040000 {
+      compatible = "mrvl,octeontx2-gti-wdt";
+      reg = <0x8020 0x40000 0x0 0x20000>;
+      interrupts = <0 38 1>, /* Core-0 */
+                   <0 39 1>; /* Core-1 */
+    };
+
+...
-- 
2.17.1