xref: /linux/Documentation/devicetree/bindings/phy/fsl,mxs-usbphy.yaml (revision bbbfd0329014e61ccce1161fafb858da2901b49e) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/fsl,mxs-usbphy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Freescale MXS USB Phy Device
8
9maintainers:
10  - Xu Yang <xu.yang_2@nxp.com>
11
12properties:
13  compatible:
14    oneOf:
15      - enum:
16          - fsl,imx23-usbphy
17          - fsl,imx7ulp-usbphy
18          - fsl,vf610-usbphy
19      - items:
20          - enum:
21              - fsl,imx28-usbphy
22              - fsl,imx6ul-usbphy
23              - fsl,imx6sl-usbphy
24              - fsl,imx6sx-usbphy
25              - fsl,imx6q-usbphy
26          - const: fsl,imx23-usbphy
27      - items:
28          - const: fsl,imx6sll-usbphy
29          - const: fsl,imx6ul-usbphy
30          - const: fsl,imx23-usbphy
31      - items:
32          - const: fsl,imx8dxl-usbphy
33          - const: fsl,imx7ulp-usbphy
34
35  reg:
36    maxItems: 1
37
38  interrupts:
39    maxItems: 1
40
41  clocks:
42    maxItems: 1
43
44  '#phy-cells':
45    const: 0
46
47  power-domains:
48    maxItems: 1
49
50  fsl,anatop:
51    description:
52      phandle for anatop register, it is only for imx6 SoC series.
53    $ref: /schemas/types.yaml#/definitions/phandle
54
55  phy-3p0-supply:
56    description:
57      One of USB PHY's power supply. Can be used to keep a good signal
58      quality.
59
60  fsl,tx-cal-45-dn-ohms:
61    description:
62      Resistance (in ohms) of switchable high-speed trimming resistor
63      connected in parallel with the 45 ohm resistor that terminates
64      the DN output signal.
65    minimum: 35
66    maximum: 54
67    default: 45
68
69  fsl,tx-cal-45-dp-ohms:
70    description:
71      Resistance (in ohms) of switchable high-speed trimming resistor
72      connected in parallel with the 45 ohm resistor that terminates
73      the DP output signal.
74    minimum: 35
75    maximum: 54
76    default: 45
77
78  fsl,tx-d-cal:
79    description:
80      Current trimming value (as a percentage) of the 17.78 mA TX
81      reference current.
82    $ref: /schemas/types.yaml#/definitions/uint32
83    minimum: 79
84    maximum: 119
85    default: 100
86
87required:
88  - compatible
89  - reg
90  - clocks
91
92allOf:
93  - if:
94      properties:
95        compatible:
96          oneOf:
97            - enum:
98                - fsl,imx6q-usbphy
99                - fsl,imx6sl-usbphy
100                - fsl,imx6sx-usbphy
101                - fsl,imx6sll-usbphy
102                - fsl,vf610-usbphy
103            - items:
104                - const: fsl,imx6ul-usbphy
105                - const: fsl,imx23-usbphy
106    then:
107      required:
108        - fsl,anatop
109
110additionalProperties: false
111
112examples:
113  - |
114    #include <dt-bindings/interrupt-controller/arm-gic.h>
115    #include <dt-bindings/clock/imx6qdl-clock.h>
116
117    usbphy1: usb-phy@20c9000 {
118        compatible = "fsl,imx6q-usbphy", "fsl,imx23-usbphy";
119        reg = <0x020c9000 0x1000>;
120        clocks = <&clks IMX6QDL_CLK_USBPHY1>;
121        interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
122        fsl,anatop = <&anatop>;
123    };
124
125...
126