[PATCH v2 1/3] dt-bindings: watchdog: Add watchdog for StarFive JH7110

Xingyu Wu xingyu.wu at starfivetech.com
Mon Dec 19 01:42:31 PST 2022


Add bindings to describe the watchdog for the StarFive JH7110 SoC.

Signed-off-by: Xingyu Wu <xingyu.wu at starfivetech.com>
---
 .../watchdog/starfive,jh7110-wdt.yaml         | 64 +++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/watchdog/starfive,jh7110-wdt.yaml

diff --git a/Documentation/devicetree/bindings/watchdog/starfive,jh7110-wdt.yaml b/Documentation/devicetree/bindings/watchdog/starfive,jh7110-wdt.yaml
new file mode 100644
index 000000000000..a7bfe0751928
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/starfive,jh7110-wdt.yaml
@@ -0,0 +1,64 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/starfive,jh7110-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive Watchdog
+
+maintainers:
+  - Samin Guo <samin.guo at starfivetech.com>
+  - Xingyu Wu <xingyu.wu at starfivetech.com>
+
+properties:
+  compatible:
+    const: starfive,jh7110-wdt
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: APB clock
+      - description: Core clock
+
+  clock-names:
+    items:
+      - const: apb
+      - const: core
+
+  resets:
+    items:
+      - description: APB reset
+      - description: Core reset
+
+  reset-names:
+    items:
+      - const: apb
+      - const: core
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - resets
+  - reset-names
+
+additionalProperties: false
+
+examples:
+  - |
+    watchdog at 13070000 {
+        compatible = "starfive,jh7110-wdt";
+        reg = <0x13070000 0x10000>;
+        clocks = <&clk 122>,
+                 <&clk 123>;
+        clock-names = "apb", "core";
+        resets = <&rst 109>,
+                 <&rst 110>;
+        reset-names = "apb", "core";
+    };
-- 
2.25.1




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