dt-bindings: rtc: Move rv3028 from trivial-rtc.yaml into own schema file

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause

%YAML 1.2

---

$id: http://devicetree.org/schemas/rtc/microcrystal,rv3028.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Microchip RV-3028 RTC

allOf:

  - $ref: rtc.yaml#

maintainers:

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

properties:

  compatible:

    const: microcrystal,rv3028

  reg:

    maxItems: 1

  interrupts:

    maxItems: 1

  trickle-resistor-ohms:

    enum:

      - 3000

      - 5000

      - 9000

      - 15000

required:

  - compatible

  - reg

unevaluatedProperties: false

examples:

  - |

    #include <dt-bindings/interrupt-controller/irq.h>

    i2c {

        #address-cells = <1>;

        #size-cells = <0>;

        rtc@51 {

            compatible = "microcrystal,rv3028";

            reg = <0x51>;

            pinctrl-0 = <&rtc_nint_pins>;

            interrupts-extended = <&gpio1 16 IRQ_TYPE_LEVEL_HIGH>;

            trickle-resistor-ohms = <3000>;

        };

    };

...

      # Loongson-2K Socs/LS7A bridge Real-time Clock

      - loongson,ls2x-rtc

      # Real Time Clock Module with I2C-Bus

      - microcrystal,rv3028

      # Real Time Clock Module with I2C-Bus

      - microcrystal,rv3029

      # Real Time Clock

      - microcrystal,rv8523