linux-kernel - [PATCH v3 06/10] dt-bindings: watchdog: Add HPE GXP Watchdog timer binding

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Message-Id: <20220310195229.109477-6-nick.hawkins@hpe.com>
Date:   Thu, 10 Mar 2022 13:52:25 -0600
From:   nick.hawkins@....com
To:     verdun@....com
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 v3 06/10] 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>
---
 .../bindings/watchdog/hpe,gxp-wdt.yaml        | 37 +++++++++++++++++++
 1 file changed, 37 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..6044496b4968
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml
@@ -0,0 +1,37 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/hpe,gxp-wdt.yaml#
+$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
+
+  reg:
+    items:
+      - description: WDGRST register
+      - description: WDGCS register
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    watchdog0:  watchdog@...00090 {
+      compatible = "hpe,gxp-wdt";
+      reg = <0xc0000090 0x02>, <0xc0000096 0x01>;
+    };
+
-- 
2.17.1