xref: /linux/Documentation/devicetree/bindings/phy/qcom,snps-eusb2-repeater.yaml (revision be1ca3ee8f97067fee87fda73ea5959d5ab75bbf) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/qcom,snps-eusb2-repeater.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Synopsis eUSB2 to USB 2.0 repeater
8
9maintainers:
10  - Abel Vesa <abel.vesa@linaro.org>
11
12description:
13  eUSB2 repeater converts between eUSB2 and USB 2.0 signaling levels and
14  allows a eUSB2 PHY to connect to legacy USB 2.0 products
15
16properties:
17  compatible:
18    oneOf:
19      - items:
20          - enum:
21              - qcom,pm7550ba-eusb2-repeater
22          - const: qcom,pm8550b-eusb2-repeater
23      - enum:
24          - qcom,pm8550b-eusb2-repeater
25          - qcom,pmiv0104-eusb2-repeater
26          - qcom,smb2360-eusb2-repeater
27          - qcom,smb2370-eusb2-repeater
28
29  reg:
30    maxItems: 1
31
32  "#phy-cells":
33    const: 0
34
35  vdd18-supply: true
36
37  vdd3-supply: true
38
39  qcom,tune-usb2-disc-thres:
40    $ref: /schemas/types.yaml#/definitions/uint8
41    description: High-Speed disconnect threshold
42    minimum: 0
43    maximum: 7
44
45  qcom,tune-usb2-amplitude:
46    $ref: /schemas/types.yaml#/definitions/uint8
47    description: High-Speed transmit amplitude
48    minimum: 0
49    maximum: 15
50
51  qcom,tune-usb2-preem:
52    $ref: /schemas/types.yaml#/definitions/uint8
53    description: High-Speed TX pre-emphasis tuning
54    minimum: 0
55    maximum: 7
56
57  qcom,tune-res-fsdif:
58    $ref: /schemas/types.yaml#/definitions/uint8
59    description: FS Differential TX Output Resistance Tuning
60    minimum: 0
61    maximum: 7
62
63  qcom,squelch-detector-bp:
64    description:
65      This adjusts the voltage level for the threshold used to detect valid
66      high-speed data.
67    minimum: -6000
68    maximum: 1000
69    multipleOf: 1000
70
71required:
72  - compatible
73  - reg
74  - "#phy-cells"
75
76additionalProperties: false
77
78examples:
79  - |
80    #include <dt-bindings/spmi/spmi.h>
81
82    pmic@7 {
83      reg = <0x7 SPMI_USID>;
84      #address-cells = <1>;
85      #size-cells = <0>;
86
87      pm8550b_eusb2_repeater: phy@fd00 {
88        compatible = "qcom,pm8550b-eusb2-repeater";
89        reg = <0xfd00>;
90        #phy-cells = <0>;
91      };
92    };
93...
94