module ieee802-dot1as-gptp {

    yang-version 1.1;

    namespace
      'urn:ieee:std:802.1AS:yang:ieee802-dot1as-gptp';

    prefix dot1as-gptp;

    import ietf-yang-types {
      prefix yang;
    }
    import ieee1588-ptp-tt {
      prefix ptp-tt;
    }

    organization "IEEE 802.1 Working Group";

    contact
      "WG-URL: http://ieee802.org/1/
    WG-EMail: stds-802-1-l@ieee.org
    
    Contact: IEEE 802.1 Working Group Chair
             Postal: C/O IEEE 802.1 Working Group
             IEEE Standards Association
             445 Hoes Lane
             Piscataway, NJ 08854
             USA
    
    E-mail: stds-802-1-chairs@ieee.org";

    description
      "Management objects that control timing and synchronization for time
    sensitive applications, as specified in clause 14 of IEEE Std
    802.1AS-2020-REV.
    
    Copyright (C) IEEE (2025). This version of this YANG module is part
    of IEEE Std 802.1AS-2020-REV; see the standard itself for full legal notices.";

    revision "2025-02-04" {
      description
        "Published as part of IEEE Std 802.1AS-2020-REV.";
      reference
        "IEEE Std 802.1AS - Timing and Synchronization for Time-Sensitive
        Applications: IEEE Std 802.1AS-2020-REV.
        IEEE Std 1588 - IEEE Standard for a Precision Clock Synchronization
        Protocol for Networked Measurement and Control Systems: IEEE Std
        1588-2019, IEEE Std 1588g-2022, IEEE Std 1588e-2024.";

    }


    typedef scaled-ns {
      type string {
        pattern
          "[0-9A-F]{2}(-[0-9A-F]{2}){11}";
      }
      description
        "The IEEE Std 802.1AS ScaledNs type represents signed values of
      time and time interval in units of 2^16 ns, as a signed 96-bit
      integer. Each of the 12 octets is represented as a pair of
      hexadecimal characters, using uppercase for a letter. Octets are
      separated by a dash character. The most significant octet is first.";
      reference
        "6.4.3.1 of IEEE Std 802.1AS";

    }

    typedef uscaled-ns {
      type string {
        pattern
          "[0-9A-F]{2}(-[0-9A-F]{2}){11}";
      }
      description
        "The IEEE Std 802.1AS UScaledNs type represents unsigned values of
      time and time interval in units of 2^16 ns, as an unsigned 96-bit
      integer. Each of the 12 octets is represented as a pair of
      hexadecimal characters, using uppercase for a letter. Octets are
      separated by a dash character. The most significant octet is first.";
      reference
        "6.4.3.2 of IEEE Std 802.1AS";

    }

    typedef float64 {
      type string {
        pattern
          "[0-9A-F]{2}(-[0-9A-F]{2}){7}";
      }
      description
        "The IEEE Std 802.1AS Float64 type represents IEEE Std 754
      binary64. Each of the 8 octets is represented as a pair of
      hexadecimal characters, using uppercase for a letter. Octets are
      separated by a dash character. The most significant octet is first.";
      reference
        "6.4.2 of IEEE Std 802.1AS";

    }

    typedef uinteger48 {
      type uint64 {
        range "0..281474976710655";
      }
      description
        "48-bit unsigned integer data type.";
      reference
        "6.4.2 of IEEE Std 802.1AS";

    }
  }  // module ieee802-dot1as-gptp