dt-bindings: rtc: pcf2127: update bindings

# 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 Real Time Clock

allOf:

  - $ref: "rtc.yaml#"

maintainers:

  - Alexandre Belloni <alexandre.belloni@bootlin.com>

properties:

  compatible:

    const: nxp,pcf2127

  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;

        };

    };

...

      - microcrystal,rv3029

      # Real Time Clock

      - microcrystal,rv8523

      # Real-time clock

      - nxp,pcf2127

      # Real-time clock

      - nxp,pcf2129

      # Real-time clock

      - nxp,pca2129

      - nxp,pcf2129

      # Real-time Clock Module

      - pericom,pt7c4338

      # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC