xref: /linux/Documentation/devicetree/bindings/phy/marvell,armada-3700-utmi-phy.yaml (revision ae22a94997b8a03dcb3c922857c203246711f9d4) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2
3%YAML 1.2
4---
5$id: http://devicetree.org/schemas/phy/marvell,armada-3700-utmi-phy.yaml#
6$schema: http://devicetree.org/meta-schemas/core.yaml#
7
8title: Marvell Armada UTMI/UTMI+ PHY
9
10maintainers:
11  - Miquel Raynal <miquel.raynal@bootlin.com>
12
13description:
14  On Armada 3700, there are two USB controllers, one is compatible with
15  the USB2 and USB3 specifications and supports OTG. The other one is USB2
16  compliant and only supports host mode. Both of these controllers come with
17  a slightly different UTMI PHY.
18
19properties:
20  compatible:
21    enum:
22      - marvell,a3700-utmi-host-phy
23      - marvell,a3700-utmi-otg-phy
24  reg:
25    maxItems: 1
26
27  "#phy-cells":
28    const: 0
29
30  marvell,usb-misc-reg:
31    description:
32      Phandle on the "USB miscellaneous registers" shared region
33      covering registers related to both the host controller and
34      the PHY.
35    $ref: /schemas/types.yaml#/definitions/phandle
36
37required:
38  - compatible
39  - reg
40  - "#phy-cells"
41  - marvell,usb-misc-reg
42
43additionalProperties: false
44
45examples:
46  - |
47    usb2_utmi_host_phy: phy@5f000 {
48      compatible = "marvell,a3700-utmi-host-phy";
49      reg = <0x5f000 0x800>;
50      marvell,usb-misc-reg = <&usb2_syscon>;
51      #phy-cells = <0>;
52    };
53
54    usb2_syscon: system-controller@5f800 {
55      compatible = "marvell,armada-3700-usb2-host-misc", "syscon";
56      reg = <0x5f800 0x800>;
57    };
58