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
7 title: Qualcomm Synopsis eUSB2 to USB 2.0 repeater
8
9 maintainers:
10 - Abel Vesa <abel.vesa@linaro.org>
11
12 description:
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
16 properties:
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,smb2360-eusb2-repeater
26
27 reg:
28 maxItems: 1
29
30 "#phy-cells":
31 const: 0
32
33 vdd18-supply: true
34
35 vdd3-supply: true
36
37 qcom,tune-usb2-disc-thres:
38 $ref: /schemas/types.yaml#/definitions/uint8
39 description: High-Speed disconnect threshold
40 minimum: 0
41 maximum: 7
42 default: 0
43
44 qcom,tune-usb2-amplitude:
45 $ref: /schemas/types.yaml#/definitions/uint8
46 description: High-Speed transmit amplitude
47 minimum: 0
48 maximum: 15
49 default: 8
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 default: 5
57
58 required:
59 - compatible
60 - reg
61 - "#phy-cells"
62
63 additionalProperties: false
64
65 examples:
66 - |
67 #include <dt-bindings/spmi/spmi.h>
68
69 pmic@7 {
70 reg = <0x7 SPMI_USID>;
71 #address-cells = <1>;
72 #size-cells = <0>;
73
74 pm8550b_eusb2_repeater: phy@fd00 {
75 compatible = "qcom,pm8550b-eusb2-repeater";
76 reg = <0xfd00>;
77 #phy-cells = <0>;
78 };
79 };
80 ...
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