1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/net/asix,ax88796c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: ASIX AX88796C SPI Ethernet Adapter
8
9 maintainers:
10 - Łukasz Stelmach <l.stelmach@samsung.com>
11
12 description: |
13 ASIX AX88796C is an Ethernet controller with a built in PHY. This
14 describes SPI mode of the chip.
15
16 The node for this driver must be a child node of an SPI controller,
17 hence all mandatory properties described in
18 ../spi/spi-controller.yaml must be specified.
19
20 allOf:
21 - $ref: ethernet-controller.yaml#
22 - $ref: /schemas/spi/spi-peripheral-props.yaml
23
24 properties:
25 compatible:
26 const: asix,ax88796c
27
28 reg:
29 maxItems: 1
30
31 spi-max-frequency:
32 maximum: 40000000
33
34 interrupts:
35 maxItems: 1
36
37 reset-gpios:
38 description:
39 A GPIO line handling reset of the chip. As the line is active low,
40 it should be marked GPIO_ACTIVE_LOW.
41 maxItems: 1
42
43 controller-data: true
44 local-mac-address: true
45 mac-address: true
46
47 required:
48 - compatible
49 - reg
50 - spi-max-frequency
51 - interrupts
52 - reset-gpios
53
54 additionalProperties: false
55
56 examples:
57 # Artik5 eval board
58 - |
59 #include <dt-bindings/interrupt-controller/irq.h>
60 #include <dt-bindings/gpio/gpio.h>
61 spi {
62 #address-cells = <1>;
63 #size-cells = <0>;
64
65 ethernet@0 {
66 compatible = "asix,ax88796c";
67 reg = <0x0>;
68 local-mac-address = [00 00 00 00 00 00]; /* Filled in by a bootloader */
69 interrupt-parent = <&gpx2>;
70 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
71 spi-max-frequency = <40000000>;
72 reset-gpios = <&gpe0 2 GPIO_ACTIVE_LOW>;
73 };
74 };
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