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From:   Jacky Huang <ychuang570808@gmail.com>
To:     a.zummo@towertech.it, alexandre.belloni@bootlin.com,
        robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
        conor+dt@kernel.org
Cc:     linux-rtc@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        soc@kernel.org, mjchen@nuvoton.com, schung@nuvoton.com,
        Jacky Huang <ychuang3@nuvoton.com>
Subject: [PATCH 1/3] dt-bindings: rtc: Document nuvoton ma35d1 rtc driver
Date:   Thu, 20 Jul 2023 01:28:24 +0000
Message-Id: <20230720012826.430026-2-ychuang570808@gmail.com>
In-Reply-To: <20230720012826.430026-1-ychuang570808@gmail.com>
References: <20230720012826.430026-1-ychuang570808@gmail.com>
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From: Jacky Huang <ychuang3@nuvoton.com>

Add documentation to describe nuvoton ma35d1 rtc driver.

Signed-off-by: Jacky Huang <ychuang3@nuvoton.com>
---
 .../bindings/rtc/nuvoton,ma35d1-rtc.yaml      | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rtc/nuvoton,ma35d1-rtc.yaml

diff --git a/Documentation/devicetree/bindings/rtc/nuvoton,ma35d1-rtc.yaml b/Documentation/devicetree/bindings/rtc/nuvoton,ma35d1-rtc.yaml
new file mode 100644
index 000000000000..08c30f3018fb
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/nuvoton,ma35d1-rtc.yaml
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/nuvoton,ma35d1-rtc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Nuvoton MA35D1 Read Time Clock
+
+maintainers:
+  - Min-Jen Chen <mjchen@nuvoton.com>
+
+properties:
+  compatible:
+    enum:
+      - nuvoton,ma35d1-rtc
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/nuvoton,ma35d1-clk.h>
+    rtc@40410000 {
+        compatible = "nuvoton,ma35d1-rtc";
+        reg = <0x40410000 0x200>;
+        interrupts = <GIC_SPI 5 IRQ_TYPE_EDGE_RISING>;
+        clocks = <&clk RTC_GATE>;
+    };
+
+...
-- 
2.34.1