[PATCH v7 07/12] dt-bindings: serial: Document ma35d1 uart controller

[Jacky Huang]

From: Jacky Huang <ychuang3@xxxxxxxxxxx>

Add documentation that describes the nuvoton ma35d1 UART driver bindings.

Signed-off-by: Jacky Huang <ychuang3@xxxxxxxxxxx>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
 .../serial/nuvoton,ma35d1-serial.yaml         | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/serial/nuvoton,ma35d1-serial.yaml

diff --git a/Documentation/devicetree/bindings/serial/nuvoton,ma35d1-serial.yaml b/Documentation/devicetree/bindings/serial/nuvoton,ma35d1-serial.yaml
new file mode 100644
index 000000000000..a76af0f6009b
--- /dev/null
+++ b/Documentation/devicetree/bindings/serial/nuvoton,ma35d1-serial.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/serial/nuvoton,ma35d1-serial.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Nuvoton MA35D1 Universal Asynchronous Receiver/Transmitter (UART)
+
+maintainers:
+  - Min-Jen Chen <mjchen@xxxxxxxxxxx>
+  - Jacky Huang <ychuang3@xxxxxxxxxxx>
+
+allOf:
+  - $ref: serial.yaml
+
+properties:
+  compatible:
+    const: nuvoton,ma35d1-uart
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/nuvoton,ma35d1-clk.h>
+
+    serial@40700000 {
+        compatible = "nuvoton,ma35d1-uart";
+        reg = <0x40700000 0x100>;
+        interrupts = <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&clk UART0_GATE>;
+    };
+...
-- 
2.34.1