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a590c0f935
Add squelch detect parameter update for synopsys eusb2 repeater. The values (indicated in basis-points) depict a percentage change with respect to the nominal value. Signed-off-by: Krishna Kurapati <krishna.kurapati@oss.qualcomm.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Link: https://patch.msgid.link/20251219173108.2119296-2-krishna.kurapati@oss.qualcomm.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
93 lines
2.1 KiB
YAML
93 lines
2.1 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/phy/qcom,snps-eusb2-repeater.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm Synopsis eUSB2 to USB 2.0 repeater
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maintainers:
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- Abel Vesa <abel.vesa@linaro.org>
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description:
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eUSB2 repeater converts between eUSB2 and USB 2.0 signaling levels and
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allows a eUSB2 PHY to connect to legacy USB 2.0 products
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- qcom,pm7550ba-eusb2-repeater
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- const: qcom,pm8550b-eusb2-repeater
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- enum:
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- qcom,pm8550b-eusb2-repeater
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- qcom,pmiv0104-eusb2-repeater
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- qcom,smb2360-eusb2-repeater
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- qcom,smb2370-eusb2-repeater
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reg:
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maxItems: 1
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"#phy-cells":
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const: 0
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vdd18-supply: true
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vdd3-supply: true
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qcom,tune-usb2-disc-thres:
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$ref: /schemas/types.yaml#/definitions/uint8
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description: High-Speed disconnect threshold
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minimum: 0
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maximum: 7
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qcom,tune-usb2-amplitude:
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$ref: /schemas/types.yaml#/definitions/uint8
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description: High-Speed transmit amplitude
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minimum: 0
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maximum: 15
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qcom,tune-usb2-preem:
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$ref: /schemas/types.yaml#/definitions/uint8
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description: High-Speed TX pre-emphasis tuning
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minimum: 0
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maximum: 7
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qcom,tune-res-fsdif:
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$ref: /schemas/types.yaml#/definitions/uint8
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description: FS Differential TX Output Resistance Tuning
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minimum: 0
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maximum: 7
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qcom,squelch-detector-bp:
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description:
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This adjusts the voltage level for the threshold used to detect valid
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high-speed data.
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minimum: -6000
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maximum: 1000
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multipleOf: 1000
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required:
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- compatible
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- reg
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- "#phy-cells"
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/spmi/spmi.h>
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pmic@7 {
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reg = <0x7 SPMI_USID>;
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#address-cells = <1>;
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#size-cells = <0>;
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pm8550b_eusb2_repeater: phy@fd00 {
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compatible = "qcom,pm8550b-eusb2-repeater";
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reg = <0xfd00>;
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#phy-cells = <0>;
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};
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};
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...
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