linux/Documentation/devicetree/bindings/phy/qcom,ipq806x-usb-phy-ss.yaml

76 lines
1.5 KiB
YAML

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/qcom,ipq806x-usb-phy-ss.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm ipq806x usb DWC3 SS PHY CONTROLLER
maintainers:
- Ansuel Smith <ansuelsmth@gmail.com>
description:
DWC3 PHY nodes are defined to describe on-chip Synopsis Physical layer
controllers used in ipq806x. Each DWC3 PHY controller should have its
own node.
properties:
compatible:
const: qcom,ipq806x-usb-phy-ss
"#phy-cells":
const: 0
reg:
maxItems: 1
clocks:
minItems: 1
maxItems: 2
clock-names:
minItems: 1
maxItems: 2
items:
- const: ref
- const: xo
qcom,rx-eq:
$ref: /schemas/types.yaml#/definitions/uint32
description: Override value for rx_eq.
default: 4
maximum: 7
qcom,tx-deamp-3_5db:
$ref: /schemas/types.yaml#/definitions/uint32
description: Override value for transmit preemphasis.
default: 23
maximum: 63
qcom,mpll:
$ref: /schemas/types.yaml#/definitions/uint32
description: Override value for mpll.
default: 0
maximum: 7
required:
- compatible
- "#phy-cells"
- reg
- clocks
- clock-names
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,gcc-ipq806x.h>
ss_phy_0: phy@110f8830 {
compatible = "qcom,ipq806x-usb-phy-ss";
reg = <0x110f8830 0x30>;
clocks = <&gcc USB30_0_MASTER_CLK>;
clock-names = "ref";
#phy-cells = <0>;
};