linux-kernel - [PATCH v4 06/11] dt-bindings: watchdog: Add HPE GXP Watchdog timer binding

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Date:   Wed, 20 Apr 2022 10:01:50 -0500
From:   nick.hawkins@....com
To:     verdun@....com, nick@....com, joel@....id.au, arnd@...db.de
Cc:     Nick Hawkins <nick.hawkins@....com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>,
        linux-watchdog@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 06/11] dt-bindings: watchdog: Add HPE GXP Watchdog timer binding

From: Nick Hawkins <nick.hawkins@....com>

Add the hpe gxp watchdog timer binding hpe,gxp-wdt.
This will enable support for the HPE GXP Watchdog

Signed-off-by: Nick Hawkins <nick.hawkins@....com>

---
v2:
*Made watchdog a child of timer because of same register
area based on review feedback
*Simplified the watchdog yaml as it will get information
from parent device
---
 .../bindings/watchdog/hpe,gxp-wdt.yaml        | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml

diff --git a/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml b/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml
new file mode 100644
index 000000000000..c20da146352f
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml
@@ -0,0 +1,30 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/hpe,gxp-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: HPE GXP Controlled Watchdog
+
+allOf:
+  - $ref: "watchdog.yaml#"
+
+maintainers:
+  - Nick Hawkins <nick.hawkins@....com>
+  - Jean-Marie Verdun <verdun@....com>
+
+properties:
+  compatible:
+    const: hpe,gxp-wdt
+
+required:
+  - compatible
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    watchdog0:  watchdog {
+      compatible = "hpe,gxp-wdt";
+    };
+
-- 
2.17.1