linux-kernel - [PATCH v1 1/2] dt-bindings: rtc: add Maxim max31329 rtc device tree bindings

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Message-Id: <20220904044708.7062-2-jagathjog1996@gmail.com>
Date:   Sun,  4 Sep 2022 10:17:07 +0530
From:   Jagath Jog J <jagathjog1996@...il.com>
To:     alexandre.belloni@...tlin.com, a.zummo@...ertech.it,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org
Cc:     linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, jagathjog1996@...il.com
Subject: [PATCH v1 1/2] dt-bindings: rtc: add Maxim max31329 rtc device tree bindings

Document devicetree bindings for the Maxim max31329 Real Time Clock.

Signed-off-by: Jagath Jog J <jagathjog1996@...il.com>
---
 .../bindings/rtc/maxim,max31329.yaml          | 59 +++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rtc/maxim,max31329.yaml

diff --git a/Documentation/devicetree/bindings/rtc/maxim,max31329.yaml b/Documentation/devicetree/bindings/rtc/maxim,max31329.yaml
new file mode 100644
index 000000000000..757f1ac4fdc2
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/maxim,max31329.yaml
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/maxim,max31329.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim MAX31329 Real Time Clock
+
+allOf:
+  - $ref: rtc.yaml#
+
+maintainers:
+  - Jagath Jog J <jagathjog1996@...il.com>
+
+properties:
+  compatible:
+    const: maxim,max31329
+
+  reg:
+    maxItems: 1
+
+  "#clock-cells":
+    const: 0
+
+  clock-output-names:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  trickle-resistor-ohms:
+    enum:
+      - 3000
+      - 6000
+      - 11000
+
+  start-year: true
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        rtc@68 {
+            compatible = "maxim,max31329";
+            reg = <0x68>;
+            trickle-resistor-ohms = <6000>;
+            #clock-cells = <0>;
+        };
+    };
+...
-- 
2.17.1