linux-kernel - [PATCH v1 31/43] dt-bindings: wdt: Add ts72xx

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Message-Id: <20230601054549.10843-13-nikita.shubin@maquefel.me>
Date:   Thu,  1 Jun 2023 08:45:36 +0300
From:   Nikita Shubin <nikita.shubin@...uefel.me>
To:     Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        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>,
        Nikita Shubin <nikita.shubin@...uefel.me>
Cc:     Michael Peters <mpeters@...eddedTS.com>,
        Kris Bahnsen <kris@...eddedTS.com>,
        linux-watchdog@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v1 31/43] dt-bindings: wdt: Add ts72xx

Add DT binding for Technologic Systems TS-72xx watchdog.

Signed-off-by: Nikita Shubin <nikita.shubin@...uefel.me>
---

Notes:
    v0 -> v1:
    
    - changed maintainers
    
    Krzysztof Kozlowski:
    - renamed file
    - dropped quotes
    - added description for reg
    - dropped label
    - use fallback compatible and list all possible compatibles

 .../watchdog/technologic,ts7200-wdt.yaml      | 46 +++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/watchdog/technologic,ts7200-wdt.yaml

diff --git a/Documentation/devicetree/bindings/watchdog/technologic,ts7200-wdt.yaml b/Documentation/devicetree/bindings/watchdog/technologic,ts7200-wdt.yaml
new file mode 100644
index 000000000000..4f7f004ffdd3
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/technologic,ts7200-wdt.yaml
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/technologic,ts7200-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Technologic Systems TS-72xx based SBCs watchdog
+
+maintainers:
+  - Nikita Shubin <nikita.shubin@...uefel.me>
+
+allOf:
+  - $ref: watchdog.yaml#
+
+properties:
+  compatible:
+    oneOf:
+      - const: technologic,ts7200-wdt
+      - items:
+          - enum:
+              - technologic,ts7300-wdt
+              - technologic,ts7260-wdt
+              - technologic,ts7250-wdt
+          - const: technologic,ts7200-wdt
+
+  reg:
+    items:
+      - description: control register
+      - description: feed register
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    watchdog@...00000 {
+      compatible = "technologic,ts7200-wdt";
+      reg = <0x23800000 0x01>, <0x23c00000 0x01>;
+      timeout-sec = <30>;
+    };
+
+...
+
-- 
2.37.4