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Message-ID: <20250506220012.2545470-1-robh@kernel.org>
Date: Tue, 6 May 2025 17:00:11 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Jiri Slaby <jirislaby@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Liviu Dudau <liviu.dudau@....com>,
Sudeep Holla <sudeep.holla@....com>,
Lorenzo Pieralisi <lpieralisi@...nel.org>,
Vladimir Murzin <vladimir.murzin@....com>
Cc: linux-kernel@...r.kernel.org,
linux-serial@...r.kernel.org,
devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] dt-bindings: serial: Convert arm,mps2-uart to DT schema
Convert the Arm MPS2 UART binding to DT schema. It is a straight-forward
conversion.
Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
---
.../bindings/serial/arm,mps2-uart.txt | 19 --------
.../bindings/serial/arm,mps2-uart.yaml | 46 +++++++++++++++++++
2 files changed, 46 insertions(+), 19 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/serial/arm,mps2-uart.txt
create mode 100644 Documentation/devicetree/bindings/serial/arm,mps2-uart.yaml
diff --git a/Documentation/devicetree/bindings/serial/arm,mps2-uart.txt b/Documentation/devicetree/bindings/serial/arm,mps2-uart.txt
deleted file mode 100644
index 128cc6aed001..000000000000
--- a/Documentation/devicetree/bindings/serial/arm,mps2-uart.txt
+++ /dev/null
@@ -1,19 +0,0 @@
-ARM MPS2 UART
-
-Required properties:
-- compatible : Should be "arm,mps2-uart"
-- reg : Address and length of the register set
-- interrupts : Reference to the UART RX, TX and overrun interrupts
-
-Required clocking property:
-- clocks : The input clock of the UART
-
-
-Examples:
-
-uart0: serial@...04000 {
- compatible = "arm,mps2-uart";
- reg = <0x40004000 0x1000>;
- interrupts = <0 1 12>;
- clocks = <&sysclk>;
-};
diff --git a/Documentation/devicetree/bindings/serial/arm,mps2-uart.yaml b/Documentation/devicetree/bindings/serial/arm,mps2-uart.yaml
new file mode 100644
index 000000000000..4a8df078e6f3
--- /dev/null
+++ b/Documentation/devicetree/bindings/serial/arm,mps2-uart.yaml
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/serial/arm,mps2-uart.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Arm MPS2 UART
+
+maintainers:
+ - Vladimir Murzin <vladimir.murzin@....com>
+
+allOf:
+ - $ref: /schemas/serial/serial.yaml#
+
+properties:
+ compatible:
+ const: arm,mps2-uart
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ items:
+ - description: RX interrupt
+ - description: TX interrupt
+ - description: Overrun interrupt
+
+ clocks:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ serial@...04000 {
+ compatible = "arm,mps2-uart";
+ reg = <0x40004000 0x1000>;
+ interrupts = <0>, <1>, <12>;
+ clocks = <&sysclk>;
+ };
--
2.47.2
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