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[v1,31/43] dt-bindings: wdt: Add ts72xx

Message ID 20230601054549.10843-13-nikita.shubin@maquefel.me
State Accepted
Commit a79b4a4906b1b0c15a5efc2959bc2086a10a02b5
Headers show
Series ep93xx device tree conversion | expand

Commit Message

Nikita Shubin June 1, 2023, 5:45 a.m. UTC 
Add DT binding for Technologic Systems TS-72xx watchdog.

Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.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
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Patch

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@maquefel.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@23800000 {
+      compatible = "technologic,ts7200-wdt";
+      reg = <0x23800000 0x01>, <0x23c00000 0x01>;
+      timeout-sec = <30>;
+    };
+
+...
+