mediatek,sgmiisys.yaml

  1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/net/pcs/mediatek,sgmiisys.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: MediaTek SGMIISYS Controller
  8
  9maintainers:
 10  - Matthias Brugger <matthias.bgg@gmail.com>
 11
 12description:
 13  The MediaTek SGMIISYS controller provides a SGMII PCS and some clocks
 14  to the ethernet subsystem to which it is attached.
 15
 16properties:
 17  compatible:
 18    oneOf:
 19      - items:
 20          - enum:
 21              - mediatek,mt7622-sgmiisys
 22              - mediatek,mt7629-sgmiisys
 23              - mediatek,mt7981-sgmiisys_0
 24              - mediatek,mt7981-sgmiisys_1
 25              - mediatek,mt7986-sgmiisys_0
 26              - mediatek,mt7986-sgmiisys_1
 27          - const: syscon
 28      - items:
 29          - enum:
 30              - mediatek,mt7988-sgmiisys0
 31              - mediatek,mt7988-sgmiisys1
 32          - const: simple-mfd
 33          - const: syscon
 34
 35  reg:
 36    maxItems: 1
 37
 38  '#clock-cells':
 39    const: 1
 40
 41  mediatek,pnswap:
 42    description: Invert polarity of the SGMII data lanes
 43    type: boolean
 44
 45  pcs:
 46    type: object
 47    description: MediaTek LynxI HSGMII PCS
 48    properties:
 49      compatible:
 50        const: mediatek,mt7988-sgmii
 51
 52      clocks:
 53        maxItems: 3
 54
 55      clock-names:
 56        items:
 57          - const: sgmii_sel
 58          - const: sgmii_tx
 59          - const: sgmii_rx
 60
 61    required:
 62      - compatible
 63      - clocks
 64      - clock-names
 65
 66    additionalProperties: false
 67
 68required:
 69  - compatible
 70  - reg
 71  - '#clock-cells'
 72
 73allOf:
 74  - if:
 75      properties:
 76        compatible:
 77          contains:
 78            enum:
 79              - mediatek,mt7988-sgmiisys0
 80              - mediatek,mt7988-sgmiisys1
 81
 82    then:
 83      required:
 84        - pcs
 85
 86    else:
 87      properties:
 88        pcs: false
 89
 90additionalProperties: false
 91
 92examples:
 93  - |
 94    soc {
 95      #address-cells = <2>;
 96      #size-cells = <2>;
 97      sgmiisys: syscon@1b128000 {
 98        compatible = "mediatek,mt7622-sgmiisys", "syscon";
 99        reg = <0 0x1b128000 0 0x1000>;
100        #clock-cells = <1>;
101      };
102    };