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[v2,1/3] dt-bindings: rtc: sophgo: add RTC support for Sophgo CV1800 series SoC

Message ID 20231217110952.78784-2-qiujingbao.dlmu@gmail.com
State New
Headers show
Series riscv: rtc: sophgo: add rtc support for CV1800 | expand

Commit Message

Jingbao Qiu Dec. 17, 2023, 11:09 a.m. UTC
Add devicetree binding for Sophgo CV1800 SoC.

Signed-off-by: Jingbao Qiu <qiujingbao.dlmu@gmail.com>
---
 .../bindings/rtc/sophgo,cv1800-rtc.yaml       | 47 +++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rtc/sophgo,cv1800-rtc.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/rtc/sophgo,cv1800-rtc.yaml b/Documentation/devicetree/bindings/rtc/sophgo,cv1800-rtc.yaml
new file mode 100644
index 000000000000..a9e1dcc2a5be
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/sophgo,cv1800-rtc.yaml
@@ -0,0 +1,47 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/sophgo,cv1800-rtc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Real Time Clock of the Sophgo CV1800 SoC
+
+maintainers:
+  - Jingbao Qiu <qiujingbao.dlmu@gmail.com>
+
+allOf:
+  - $ref: rtc.yaml#
+
+properties:
+  compatible:
+    const: sophgo,cv1800-rtc
+
+  reg:
+    items:
+      - description: data register
+      - description: control register
+
+  clocks:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - interrupts
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    rtc@5025000{
+      compatible = "sophgo,cv1800-rtc";
+      reg = <0x5025000 0x1000>, <0x5026000 0x1000>;
+      clocks = <&osc>;
+      interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
+    };