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

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Date:   Fri, 14 Apr 2023 15:53:41 +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 system atchdog driver

Add binding documentation for the Marvell octeonTX2
GTI system watchdog driver.

Signed-off-by: Bharat Bhushan <bbhushan2@...vell.com>
---
 .../watchdog/marvell-octeontx2-wdt.yaml       | 49 +++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/watchdog/marvell-octeontx2-wdt.yaml

diff --git a/Documentation/devicetree/bindings/watchdog/marvell-octeontx2-wdt.yaml b/Documentation/devicetree/bindings/watchdog/marvell-octeontx2-wdt.yaml
new file mode 100644
index 000000000000..e509f26c61b9
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/marvell-octeontx2-wdt.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/marvell-octeontx2-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Marvell OcteonTX2 GTI system watchdog
+
+allOf:
+  - $ref: watchdog.yaml#
+
+maintainers:
+  - Bharat Bhushan <bbhushan2@...vell.com>
+
+properties:
+  compatible:
+    const: marvell-octeontx2-wdt
+
+  reg:
+    maxItems: 1
+    description:
+      OcteonTX2 GTI system watchdog register space
+
+  interrupts:
+    maxItems: 1
+    description:
+      OcteonTX2 GTI system watchdog interrupt number
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        watchdog@...000040000 {
+          compatible = "marvell-octeontx2-wdt";
+          reg = <0x8020 0x40000 0x0 0x20000>;
+          interrupts = <0 38 1>;
+        };
+    };
+
+...
-- 
2.17.1