xref: /linux/Documentation/devicetree/bindings/usb/ti,twl4030-usb.yaml (revision d30c1683aaecb93d2ab95685dc4300a33d3cea7a) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/usb/ti,twl4030-usb.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Texas Instruments TWL4030 USB PHY and Comparator
8
9maintainers:
10  - Peter Ujfalusi <peter.ujfalusi@gmail.com>
11
12description:
13  Bindings for the USB PHY and comparator module found within the
14  TWL4030 family of companion chips. If a sibling node is compatible with
15  "ti,twl4030-bci", the driver for that node will query this device for
16  USB power status.
17
18properties:
19  compatible:
20    const: ti,twl4030-usb
21
22  interrupts:
23    minItems: 1
24    items:
25      - description: OTG interrupt number for ID events.
26      - description: USB interrupt number for VBUS events.
27
28  usb1v5-supply:
29    description: Phandle to the vusb1v5 regulator.
30
31  usb1v8-supply:
32    description: Phandle to the vusb1v8 regulator.
33
34  usb3v1-supply:
35    description: Phandle to the vusb3v1 regulator.
36
37  usb_mode:
38    description: |
39      The mode used by the PHY to connect to the controller:
40        1: ULPI mode
41        2: CEA2011_3PIN mode
42    $ref: /schemas/types.yaml#/definitions/uint32
43    enum: [1, 2]
44
45  '#phy-cells':
46    const: 0
47
48required:
49  - compatible
50  - interrupts
51  - usb1v5-supply
52  - usb1v8-supply
53  - usb3v1-supply
54  - usb_mode
55
56additionalProperties: false
57
58examples:
59  - |
60    #include <dt-bindings/interrupt-controller/irq.h>
61
62    usb-phy {
63        compatible = "ti,twl4030-usb";
64
65        interrupts = <10 IRQ_TYPE_LEVEL_HIGH>;
66        interrupt-parent = <&gic>;
67
68        usb1v5-supply = <&reg_vusb1v5>;
69        usb1v8-supply = <&reg_vusb1v8>;
70        usb3v1-supply  = <&reg_vusb3v1>;
71        usb_mode = <1>;
72
73        #phy-cells = <0>;
74    };
75