Bindings/net/pcs/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
   7 title: MediaTek SGMIISYS Controller
   8
   9 maintainers:
  10   - Matthias Brugger <matthias.bgg@gmail.com>
  11
  12 description:
  13   The MediaTek SGMIISYS controller provides a SGMII PCS and some clocks
  14   to the ethernet subsystem to which it is attached.
  15
  16 properties:
  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
  68 required:
  69   - compatible
  70   - reg
  71   - '#clock-cells'
  72
  73 allOf:
  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
  90 additionalProperties: false
  91
  92 examples:
  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     };