dt-bindings: ptp: Add device tree binding for IDT ClockMatrix based PTP clock

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

%YAML 1.2

---

$id: http://devicetree.org/schemas/ptp/ptp-idtcm.yaml#

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

title: IDT ClockMatrix (TM) PTP Clock Device Tree Bindings

maintainers:

  - Vincent Cheng <vincent.cheng.xh@renesas.com>

properties:

  compatible:

    enum:

      # For System Synchronizer

      - idt,8a34000

      - idt,8a34001

      - idt,8a34002

      - idt,8a34003

      - idt,8a34004

      - idt,8a34005

      - idt,8a34006

      - idt,8a34007

      - idt,8a34008

      - idt,8a34009

      # For Port Synchronizer

      - idt,8a34010

      - idt,8a34011

      - idt,8a34012

      - idt,8a34013

      - idt,8a34014

      - idt,8a34015

      - idt,8a34016

      - idt,8a34017

      - idt,8a34018

      - idt,8a34019

      # For Universal Frequency Translator (UFT)

      - idt,8a34040

      - idt,8a34041

      - idt,8a34042

      - idt,8a34043

      - idt,8a34044

      - idt,8a34045

      - idt,8a34046

      - idt,8a34047

      - idt,8a34048

      - idt,8a34049

  reg:

    maxItems: 1

    description:

      I2C slave address of the device.

required:

  - compatible

  - reg

examples:

  - |

    i2c@1 {

        compatible = "abc,acme-1234";

        reg = <0x01 0x400>;

        #address-cells = <1>;

        #size-cells = <0>;

        phc@5b {

            compatible = "idt,8a34000";

            reg = <0x5b>;

        };

    };