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Date:   Sat, 19 Dec 2020 02:34:18 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-rtc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] dt-bindings: rtc: pcf2127: update bindings

pcf2127, pcf2129 and pca2129 support start-year and reset-source.

Signed-off-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
---
 .../devicetree/bindings/rtc/nxp,pcf2127.yaml  | 54 +++++++++++++++++++
 .../devicetree/bindings/rtc/trivial-rtc.yaml  |  6 ---
 2 files changed, 54 insertions(+), 6 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml

diff --git a/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml b/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml
new file mode 100644
index 000000000000..daa479b395a6
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml
@@ -0,0 +1,54 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/nxp,pcf2127.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP PCF2127, PXF2129 and PCA2129 Real Time Clocks
+
+allOf:
+  - $ref: "rtc.yaml#"
+
+maintainers:
+  - Alexandre Belloni <alexandre.belloni@...tlin.com>
+
+properties:
+  compatible:
+    enum:
+      - nxp,pcf2127
+      - nxp,pcf2129
+      - nxp,pca2129
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  start-year: true
+
+  reset-source: true
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        rtc@51 {
+            compatible = "nxp,pcf2127";
+            reg = <0x51>;
+            pinctrl-0 = <&rtc_nint_pins>;
+            interrupts-extended = <&gpio1 16 IRQ_TYPE_LEVEL_HIGH>;
+            reset-source;
+        };
+    };
+
+...
diff --git a/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml b/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
index c7d14de214c4..17816b734a51 100644
--- a/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
+++ b/Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
@@ -48,12 +48,6 @@ properties:
       - microcrystal,rv3029
       # Real Time Clock
       - microcrystal,rv8523
-      # Real-time clock
-      - nxp,pcf2127
-      # Real-time clock
-      - nxp,pcf2129
-      # Real-time clock
-      - nxp,pca2129
       # Real-time Clock Module
       - pericom,pt7c4338
       # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC
-- 
2.29.2

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