linux-kernel - [PATCH v1 29/43] dt-bindings: rtc: Add ST M48T86

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Message-Id: <20230601054549.10843-11-nikita.shubin@maquefel.me>
Date:   Thu,  1 Jun 2023 08:45:34 +0300
From:   Nikita Shubin <nikita.shubin@...uefel.me>
To:     Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        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>
Cc:     Nikita Shubin <nikita.shubin@...uefel.me>,
        Michael Peters <mpeters@...eddedTS.com>,
        Kris Bahnsen <kris@...eddedTS.com>, linux-rtc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v1 29/43] dt-bindings: rtc: Add ST M48T86

Add YAML bindings for ST M48T86 / Dallas DS12887 RTC.

Signed-off-by: Nikita Shubin <nikita.shubin@...uefel.me>
---

Notes:
    v0 -> v1:
    
    - s/dallas/st/
    - description for regs
    - s/additionalProperties/unevaluatedProperties/
    - add ref rtc.yaml
    - changed compatible to st,m48t86
    - dropped label in example
    - replaced Alessandro Alessandro to Alexandre Belloni

 .../bindings/rtc/st,m48t86-rtc.yaml           | 38 +++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rtc/st,m48t86-rtc.yaml

diff --git a/Documentation/devicetree/bindings/rtc/st,m48t86-rtc.yaml b/Documentation/devicetree/bindings/rtc/st,m48t86-rtc.yaml
new file mode 100644
index 000000000000..eb8e6451d7c8
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/st,m48t86-rtc.yaml
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/st,m48t86-rtc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ST M48T86 / Dallas DS12887 RTC wirh SRAM
+
+maintainers:
+  - Alexandre Belloni <alexandre.belloni@...tlin.com>
+
+properties:
+  compatible:
+    enum:
+      - st,m48t86
+
+  reg:
+    items:
+      - description: index register
+      - description: data register
+
+allOf:
+  - $ref: rtc.yaml
+
+unevaluatedProperties: false
+
+required:
+  - compatible
+  - reg
+
+examples:
+  - |
+    rtc@...00000 {
+      compatible = "st,m48t86";
+      reg = <0x10800000 0x1>, <0x11700000 0x1>;
+    };
+
+...
-- 
2.37.4