linux-kernel - [PATCH 09/43] dt-bindings: watchdog: add DT bindings for Cirrus EP93x

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Message-Id: <20230424123522.18302-10-nikita.shubin@maquefel.me>
Date:   Mon, 24 Apr 2023 15:34:25 +0300
From:   Nikita Shubin <nikita.shubin@...uefel.me>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Arnd Bergmann <arnd@...nel.org>, Linus Walleij <linusw@...nel.org>,
        Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-watchdog@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 09/43] dt-bindings: watchdog: add DT bindings for Cirrus EP93x

This adds device tree bindings for the Cirrus Logic EP93xx
watchdog block used in these SoCs.

Signed-off-by: Nikita Shubin <nikita.shubin@...uefel.me>
---
 .../bindings/watchdog/cirrus,ep93xx-wdt.yaml  | 38 +++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/watchdog/cirrus,ep93xx-wdt.yaml

diff --git a/Documentation/devicetree/bindings/watchdog/cirrus,ep93xx-wdt.yaml b/Documentation/devicetree/bindings/watchdog/cirrus,ep93xx-wdt.yaml
new file mode 100644
index 000000000000..f39d6b14062d
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/cirrus,ep93xx-wdt.yaml
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/cirrus,ep93xx-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cirrus Logic EP93xx Watchdog Timer
+
+maintainers:
+  - Wim Van Sebroeck <wim@...ux-watchdog.org>
+
+description:
+  Watchdog driver for Cirrus Logic EP93xx family of devices.
+
+allOf:
+  - $ref: "watchdog.yaml#"
+
+properties:
+  compatible:
+    enum:
+      - cirrus,ep9301-wdt
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    wdt0: watchdog@...40000 {
+        compatible = "cirrus,ep9301-wdt";
+        reg = <0x80940000 0x08>;
+    };
+
-- 
2.39.2