Documentation/devicetree/bindings/net/davicom,dm9051.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/net/davicom,dm9051.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Davicom DM9051 SPI Ethernet Controller
   8
   9 maintainers:
  10   - Joseph CHANG <josright123@gmail.com>
  11
  12 description: |
  13   The DM9051 is a fully integrated and cost-effective low pin count single
  14   chip Fast Ethernet controller with a Serial Peripheral Interface (SPI).
  15
  16 allOf:
  17   - $ref: ethernet-controller.yaml#
  18
  19 properties:
  20   compatible:
  21     const: davicom,dm9051
  22
  23   reg:
  24     maxItems: 1
  25
  26   spi-max-frequency:
  27     maximum: 45000000
  28
  29   interrupts:
  30     maxItems: 1
  31
  32   local-mac-address: true
  33
  34   mac-address: true
  35
  36 required:
  37   - compatible
  38   - reg
  39   - spi-max-frequency
  40   - interrupts
  41
  42 additionalProperties: false
  43
  44 examples:
  45   # Raspberry Pi platform
  46   - |
  47     /* for Raspberry Pi with pin control stuff for GPIO irq */
  48     #include <dt-bindings/interrupt-controller/irq.h>
  49     #include <dt-bindings/gpio/gpio.h>
  50     spi {
  51         #address-cells = <1>;
  52         #size-cells = <0>;
  53
  54         ethernet@0 {
  55             compatible = "davicom,dm9051";
  56             reg = <0>; /* spi chip select */
  57             local-mac-address = [00 00 00 00 00 00];
  58             interrupt-parent = <&gpio>;
  59             interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
  60             spi-max-frequency = <31200000>;
  61         };
  62     };