allwinner,sun8i-a83t-emac.yaml

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    1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/net/allwinner,sun8i-a83t-emac.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Allwinner A83t EMAC Device Tree Bindings
    8 
    9 maintainers:
   10   - Chen-Yu Tsai <wens@csie.org>
   11   - Maxime Ripard <mripard@kernel.org>
   12 
   13 properties:
   14   compatible:
   15     oneOf:
   16       - const: allwinner,sun8i-a83t-emac
   17       - const: allwinner,sun8i-h3-emac
   18       - const: allwinner,sun8i-r40-gmac
   19       - const: allwinner,sun8i-v3s-emac
   20       - const: allwinner,sun50i-a64-emac
   21       - items:
   22           - enum:
   23               - allwinner,sun20i-d1-emac
   24               - allwinner,sun50i-h6-emac
   25               - allwinner,sun50i-h616-emac0
   26           - const: allwinner,sun50i-a64-emac
   27 
   28   reg:
   29     maxItems: 1
   30 
   31   interrupts:
   32     maxItems: 1
   33 
   34   interrupt-names:
   35     const: macirq
   36 
   37   clocks:
   38     maxItems: 1
   39 
   40   clock-names:
   41     const: stmmaceth
   42 
   43   syscon:
   44     $ref: /schemas/types.yaml#/definitions/phandle
   45     description:
   46       Phandle to the device containing the EMAC or GMAC clock
   47       register
   48 
   49 required:
   50   - compatible
   51   - reg
   52   - interrupts
   53   - interrupt-names
   54   - clocks
   55   - clock-names
   56   - resets
   57   - reset-names
   58   - phy-handle
   59   - phy-mode
   60   - syscon
   61 
   62 allOf:
   63   - $ref: "snps,dwmac.yaml#"
   64   - if:
   65       properties:
   66         compatible:
   67           contains:
   68             enum:
   69               - allwinner,sun8i-a83t-emac
   70               - allwinner,sun8i-h3-emac
   71               - allwinner,sun8i-v3s-emac
   72               - allwinner,sun50i-a64-emac
   73 
   74     then:
   75       properties:
   76         allwinner,tx-delay-ps:
   77           default: 0
   78           minimum: 0
   79           maximum: 700
   80           multipleOf: 100
   81           description:
   82             External RGMII PHY TX clock delay chain value in ps.
   83 
   84         allwinner,rx-delay-ps:
   85           default: 0
   86           minimum: 0
   87           maximum: 3100
   88           multipleOf: 100
   89           description:
   90             External RGMII PHY TX clock delay chain value in ps.
   91 
   92   - if:
   93       properties:
   94         compatible:
   95           contains:
   96             enum:
   97               - allwinner,sun8i-r40-gmac
   98 
   99     then:
  100       properties:
  101         allwinner,rx-delay-ps:
  102           default: 0
  103           minimum: 0
  104           maximum: 700
  105           multipleOf: 100
  106           description:
  107             External RGMII PHY TX clock delay chain value in ps.
  108 
  109   - if:
  110       properties:
  111         compatible:
  112           contains:
  113             enum:
  114               - allwinner,sun8i-h3-emac
  115               - allwinner,sun8i-v3s-emac
  116 
  117     then:
  118       properties:
  119         allwinner,leds-active-low:
  120           $ref: /schemas/types.yaml#/definitions/flag
  121           description:
  122             EPHY LEDs are active low.
  123 
  124         mdio-mux:
  125           type: object
  126           unevaluatedProperties: false
  127 
  128           properties:
  129             compatible:
  130               const: allwinner,sun8i-h3-mdio-mux
  131 
  132             mdio-parent-bus:
  133               $ref: /schemas/types.yaml#/definitions/phandle
  134               description:
  135                 Phandle to EMAC MDIO.
  136 
  137             "#address-cells":
  138               const: 1
  139 
  140             "#size-cells":
  141               const: 0
  142 
  143             mdio@1:
  144               $ref: mdio.yaml#
  145               unevaluatedProperties: false
  146               description: Internal MDIO Bus
  147 
  148               properties:
  149                 compatible:
  150                   const: allwinner,sun8i-h3-mdio-internal
  151 
  152                 reg:
  153                   const: 1
  154 
  155               patternProperties:
  156                 "^ethernet-phy@[0-9a-f]$":
  157                   type: object
  158                   description:
  159                     Integrated PHY node
  160 
  161                   properties:
  162                     clocks:
  163                       maxItems: 1
  164 
  165                     resets:
  166                       maxItems: 1
  167 
  168                   required:
  169                     - clocks
  170                     - resets
  171 
  172 
  173             mdio@2:
  174               $ref: mdio.yaml#
  175               unevaluatedProperties: false
  176               description: External MDIO Bus (H3 only)
  177 
  178               properties:
  179                 reg:
  180                   const: 2
  181 
  182           required:
  183             - compatible
  184             - mdio-parent-bus
  185             - mdio@1
  186 
  187 unevaluatedProperties: false
  188 
  189 examples:
  190   - |
  191     ethernet@1c0b000 {
  192         compatible = "allwinner,sun8i-h3-emac";
  193         syscon = <&syscon>;
  194         reg = <0x01c0b000 0x104>;
  195         interrupts = <0 82 1>;
  196         interrupt-names = "macirq";
  197         resets = <&ccu 12>;
  198         reset-names = "stmmaceth";
  199         clocks = <&ccu 27>;
  200         clock-names = "stmmaceth";
  201 
  202         phy-handle = <&int_mii_phy>;
  203         phy-mode = "mii";
  204         allwinner,leds-active-low;
  205 
  206         mdio1: mdio {
  207             #address-cells = <1>;
  208             #size-cells = <0>;
  209             compatible = "snps,dwmac-mdio";
  210         };
  211 
  212         mdio-mux {
  213             compatible = "allwinner,sun8i-h3-mdio-mux";
  214             #address-cells = <1>;
  215             #size-cells = <0>;
  216 
  217             mdio-parent-bus = <&mdio1>;
  218 
  219             int_mii_phy: mdio@1 {
  220                 compatible = "allwinner,sun8i-h3-mdio-internal";
  221                 reg = <1>;
  222                 #address-cells = <1>;
  223                 #size-cells = <0>;
  224 
  225                 ethernet-phy@1 {
  226                     reg = <1>;
  227                     clocks = <&ccu 67>;
  228                     resets = <&ccu 39>;
  229                     phy-is-integrated;
  230                 };
  231             };
  232 
  233             mdio@2 {
  234                 reg = <2>;
  235                 #address-cells = <1>;
  236                 #size-cells = <0>;
  237             };
  238         };
  239     };
  240 
  241   - |
  242     ethernet@1c0b000 {
  243         compatible = "allwinner,sun8i-h3-emac";
  244         syscon = <&syscon>;
  245         reg = <0x01c0b000 0x104>;
  246         interrupts = <0 82 1>;
  247         interrupt-names = "macirq";
  248         resets = <&ccu 12>;
  249         reset-names = "stmmaceth";
  250         clocks = <&ccu 27>;
  251         clock-names = "stmmaceth";
  252 
  253         phy-handle = <&ext_rgmii_phy>;
  254         phy-mode = "rgmii";
  255         allwinner,leds-active-low;
  256 
  257         mdio2: mdio {
  258             #address-cells = <1>;
  259             #size-cells = <0>;
  260             compatible = "snps,dwmac-mdio";
  261         };
  262 
  263         mdio-mux {
  264             compatible = "allwinner,sun8i-h3-mdio-mux";
  265             #address-cells = <1>;
  266             #size-cells = <0>;
  267             mdio-parent-bus = <&mdio2>;
  268 
  269             mdio@1 {
  270                 compatible = "allwinner,sun8i-h3-mdio-internal";
  271                 reg = <1>;
  272                 #address-cells = <1>;
  273                 #size-cells = <0>;
  274 
  275                 ethernet-phy@1 {
  276                     reg = <1>;
  277                     clocks = <&ccu 67>;
  278                     resets = <&ccu 39>;
  279                 };
  280             };
  281 
  282             mdio@2 {
  283                 reg = <2>;
  284                 #address-cells = <1>;
  285                 #size-cells = <0>;
  286 
  287                 ext_rgmii_phy: ethernet-phy@1 {
  288                     reg = <1>;
  289                 };
  290             };
  291         };
  292     };
  293 
  294   - |
  295     ethernet@1c0b000 {
  296         compatible = "allwinner,sun8i-a83t-emac";
  297         syscon = <&syscon>;
  298         reg = <0x01c0b000 0x104>;
  299         interrupts = <0 82 1>;
  300         interrupt-names = "macirq";
  301         resets = <&ccu 13>;
  302         reset-names = "stmmaceth";
  303         clocks = <&ccu 27>;
  304         clock-names = "stmmaceth";
  305         phy-handle = <&ext_rgmii_phy1>;
  306         phy-mode = "rgmii";
  307 
  308         mdio {
  309             compatible = "snps,dwmac-mdio";
  310             #address-cells = <1>;
  311             #size-cells = <0>;
  312 
  313             ext_rgmii_phy1: ethernet-phy@1 {
  314                 reg = <1>;
  315             };
  316         };
  317     };
  318 
  319 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/net/allwinner,sun8i-a83t-emac.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/net/allwinner,sun8i-a83t-emac.yaml