linux-kernel - [PATCH] dt-bindings: rtc: mcp795: convert to YAML

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Message-Id: <20230906-topic-rtc_mcp795_yaml-v1-1-de75c377b5b0@gmail.com>
Date:   Wed, 06 Sep 2023 12:23:10 +0200
From:   Javier Carrasco <javier.carrasco.cruz@...il.com>
To:     Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Emil Bartczak <emilbart@...il.com>,
        Josef Gajdusek <atx@....name>
Cc:     linux-rtc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Javier Carrasco <javier.carrasco.cruz@...il.com>
Subject: [PATCH] dt-bindings: rtc: mcp795: convert to YAML

Convert the MCP795 bindings from text to YAML format to support bindings
validation.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@...il.com>
---
YAML is the preferred format for dt-bindings, which allows validation.
---
 .../devicetree/bindings/rtc/maxim,mcp795.txt       | 11 -------
 .../devicetree/bindings/rtc/maxim,mcp795.yaml      | 35 ++++++++++++++++++++++
 2 files changed, 35 insertions(+), 11 deletions(-)

diff --git a/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt b/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
deleted file mode 100644
index a59fdd8c236d..000000000000
--- a/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-* Maxim MCP795		SPI Serial Real-Time Clock
-
-Required properties:
-- compatible: Should contain "maxim,mcp795".
-- reg: SPI address for chip
-
-Example:
-	mcp795: rtc@0 {
-		compatible = "maxim,mcp795";
-		reg = <0>;
-	};
diff --git a/Documentation/devicetree/bindings/rtc/maxim,mcp795.yaml b/Documentation/devicetree/bindings/rtc/maxim,mcp795.yaml
new file mode 100644
index 000000000000..77e465747d43
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/maxim,mcp795.yaml
@@ -0,0 +1,35 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/maxim,mcp795.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim MCP795 SPI Serial Real Time Clock
+
+allOf:
+  - $ref: rtc.yaml#
+
+maintainers:
+  - Josef Gajdusek <atx@....name>
+
+properties:
+  compatible:
+    enum:
+      - maxim,mcp795
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    rtc@0 {
+        compatible = "maxim,mcp795";
+        reg = <0>;
+    };
+...

---
base-commit: 2dde18cd1d8fac735875f2e4987f11817cc0bc2c
change-id: 20230906-topic-rtc_mcp795_yaml-11058e99ddad

Best regards,
-- 
Javier Carrasco <javier.carrasco.cruz@...il.com>