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/usb/vialab, 4 $id: http://devicetree.org/schemas/usb/vialab,vl817.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Via labs VL817 USB 3.1 hub controller 7 title: Via labs VL817 USB 3.1 hub controller
8 8
9 maintainers: 9 maintainers:
10 - Anand Moon <linux.amoon@gmail.com> 10 - Anand Moon <linux.amoon@gmail.com>
11 11
12 allOf: 12 allOf:
13 - $ref: usb-device.yaml# 13 - $ref: usb-device.yaml#
14 14
15 properties: 15 properties:
16 compatible: 16 compatible:
17 enum: 17 enum:
18 - usb2109,2817 18 - usb2109,2817
19 - usb2109,817 19 - usb2109,817
20 20
21 reg: true 21 reg: true
22 22
23 reset-gpios: 23 reset-gpios:
24 maxItems: 1 24 maxItems: 1
25 description: 25 description:
26 GPIO controlling the RESET# pin. 26 GPIO controlling the RESET# pin.
27 27
28 vdd-supply: 28 vdd-supply:
29 description: 29 description:
30 phandle to the regulator that provides p 30 phandle to the regulator that provides power to the hub.
31 31
32 peer-hub: 32 peer-hub:
33 $ref: /schemas/types.yaml#/definitions/pha 33 $ref: /schemas/types.yaml#/definitions/phandle
34 description: 34 description:
35 phandle to the peer hub on the controlle 35 phandle to the peer hub on the controller.
36 36
37 required: 37 required:
38 - compatible 38 - compatible
39 - reg 39 - reg
40 - vdd-supply 40 - vdd-supply
41 - peer-hub 41 - peer-hub
42 42
43 additionalProperties: false 43 additionalProperties: false
44 44
45 examples: 45 examples:
46 - | 46 - |
47 #include <dt-bindings/gpio/gpio.h> 47 #include <dt-bindings/gpio/gpio.h>
48 48
49 usb { 49 usb {
50 #address-cells = <1>; 50 #address-cells = <1>;
51 #size-cells = <0>; 51 #size-cells = <0>;
52 52
53 /* 2.0 hub on port 1 */ 53 /* 2.0 hub on port 1 */
54 hub_2_0: hub@1 { 54 hub_2_0: hub@1 {
55 compatible = "usb2109,2817"; 55 compatible = "usb2109,2817";
56 reg = <1>; 56 reg = <1>;
57 vdd-supply = <&vcc_5v>; 57 vdd-supply = <&vcc_5v>;
58 peer-hub = <&hub_3_0>; 58 peer-hub = <&hub_3_0>;
59 reset-gpios = <&gpio 20 GPIO_ACTIV 59 reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>;
60 }; 60 };
61 61
62 /* 3.1 hub on port 4 */ 62 /* 3.1 hub on port 4 */
63 hub_3_0: hub@2 { 63 hub_3_0: hub@2 {
64 compatible = "usb2109,817"; 64 compatible = "usb2109,817";
65 reg = <2>; 65 reg = <2>;
66 vdd-supply = <&vcc_5v>; 66 vdd-supply = <&vcc_5v>;
67 peer-hub = <&hub_2_0>; 67 peer-hub = <&hub_2_0>;
68 reset-gpios = <&gpio 20 GPIO_ACTIV 68 reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>;
69 }; 69 };
70 }; 70 };
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