mirror_ubuntu-kernels/Documentation/devicetree/bindings/phy/qcom,snps-eusb2-repeater.yaml

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1.6 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/qcom,snps-eusb2-repeater.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Synopsis eUSB2 to USB 2.0 repeater
maintainers:
- Abel Vesa <abel.vesa@linaro.org>
description:
eUSB2 repeater converts between eUSB2 and USB 2.0 signaling levels and
allows a eUSB2 PHY to connect to legacy USB 2.0 products
properties:
compatible:
oneOf:
- items:
- enum:
- qcom,pm7550ba-eusb2-repeater
- const: qcom,pm8550b-eusb2-repeater
- const: qcom,pm8550b-eusb2-repeater
reg:
maxItems: 1
"#phy-cells":
const: 0
vdd18-supply: true
vdd3-supply: true
qcom,tune-usb2-disc-thres:
$ref: /schemas/types.yaml#/definitions/uint8
description: High-Speed disconnect threshold
minimum: 0
maximum: 7
default: 0
qcom,tune-usb2-amplitude:
$ref: /schemas/types.yaml#/definitions/uint8
description: High-Speed trasmit amplitude
minimum: 0
maximum: 15
default: 8
qcom,tune-usb2-preem:
$ref: /schemas/types.yaml#/definitions/uint8
description: High-Speed TX pre-emphasis tuning
minimum: 0
maximum: 7
default: 5
required:
- compatible
- reg
- "#phy-cells"
additionalProperties: false
examples:
- |
#include <dt-bindings/spmi/spmi.h>
pmic@7 {
reg = <0x7 SPMI_USID>;
#address-cells = <1>;
#size-cells = <0>;
pm8550b_eusb2_repeater: phy@fd00 {
compatible = "qcom,pm8550b-eusb2-repeater";
reg = <0xfd00>;
#phy-cells = <0>;
};
};
...