1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/net/asix,ax 4 $id: http://devicetree.org/schemas/net/asix,ax88796c.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: ASIX AX88796C SPI Ethernet Adapter 7 title: ASIX AX88796C SPI Ethernet Adapter
8 8
9 maintainers: 9 maintainers:
10 - Łukasz Stelmach <l.stelmach@samsung.com> 10 - Łukasz Stelmach <l.stelmach@samsung.com>
11 11
12 description: | 12 description: |
13 ASIX AX88796C is an Ethernet controller with 13 ASIX AX88796C is an Ethernet controller with a built in PHY. This
14 describes SPI mode of the chip. 14 describes SPI mode of the chip.
15 15
16 The node for this driver must be a child nod 16 The node for this driver must be a child node of an SPI controller,
17 hence all mandatory properties described in 17 hence all mandatory properties described in
18 ../spi/spi-controller.yaml must be specified 18 ../spi/spi-controller.yaml must be specified.
19 19
20 allOf: 20 allOf:
21 - $ref: ethernet-controller.yaml# 21 - $ref: ethernet-controller.yaml#
22 - $ref: /schemas/spi/spi-peripheral-props.ya <<
23 22
24 properties: 23 properties:
25 compatible: 24 compatible:
26 const: asix,ax88796c 25 const: asix,ax88796c
27 26
28 reg: 27 reg:
29 maxItems: 1 28 maxItems: 1
30 29
31 spi-max-frequency: 30 spi-max-frequency:
32 maximum: 40000000 31 maximum: 40000000
33 32
34 interrupts: 33 interrupts:
35 maxItems: 1 34 maxItems: 1
36 35
37 reset-gpios: 36 reset-gpios:
38 description: 37 description:
39 A GPIO line handling reset of the chip. 38 A GPIO line handling reset of the chip. As the line is active low,
40 it should be marked GPIO_ACTIVE_LOW. 39 it should be marked GPIO_ACTIVE_LOW.
41 maxItems: 1 40 maxItems: 1
42 41
43 controller-data: true <<
44 local-mac-address: true 42 local-mac-address: true
>> 43
45 mac-address: true 44 mac-address: true
46 45
47 required: 46 required:
48 - compatible 47 - compatible
49 - reg 48 - reg
50 - spi-max-frequency 49 - spi-max-frequency
51 - interrupts 50 - interrupts
52 - reset-gpios 51 - reset-gpios
53 52
54 additionalProperties: false 53 additionalProperties: false
55 54
56 examples: 55 examples:
57 # Artik5 eval board 56 # Artik5 eval board
58 - | 57 - |
59 #include <dt-bindings/interrupt-controller 58 #include <dt-bindings/interrupt-controller/irq.h>
60 #include <dt-bindings/gpio/gpio.h> 59 #include <dt-bindings/gpio/gpio.h>
61 spi { !! 60 spi0 {
62 #address-cells = <1>; 61 #address-cells = <1>;
63 #size-cells = <0>; 62 #size-cells = <0>;
64 63
65 ethernet@0 { 64 ethernet@0 {
66 compatible = "asix,ax88796c"; 65 compatible = "asix,ax88796c";
67 reg = <0x0>; 66 reg = <0x0>;
68 local-mac-address = [00 00 00 00 0 67 local-mac-address = [00 00 00 00 00 00]; /* Filled in by a bootloader */
69 interrupt-parent = <&gpx2>; 68 interrupt-parent = <&gpx2>;
70 interrupts = <0 IRQ_TYPE_LEVEL_LOW 69 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
71 spi-max-frequency = <40000000>; 70 spi-max-frequency = <40000000>;
72 reset-gpios = <&gpe0 2 GPIO_ACTIVE 71 reset-gpios = <&gpe0 2 GPIO_ACTIVE_LOW>;
73 }; 72 };
74 }; 73 };
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