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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) Sunplus Co., Ltd. 2021
%YAML 1.2
---
$id: "http://devicetree.org/schemas/phy/sunplus,sp7021-usb2-phy.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Sunplus SP7021 USB 2.0 PHY Controller
maintainers:
- Vincent Shih <vincent.sunplus@gmail.com>
properties:
compatible:
const: sunplus,sp7021-usb2-phy
reg:
items:
- description: UPHY register region
- description: MOON4 register region
reg-names:
items:
- const: phy
- const: moon4
clocks:
maxItems: 1
resets:
maxItems: 1
"#phy-cells":
const: 0
nvmem-cell-names:
description: names corresponding to the nvmem cells of disconnect voltage
const: disc_vol
nvmem-cells:
description: nvmem cell address of disconnect voltage
maxItems: 1
sunplus,disc-vol-addr-off:
$ref: /schemas/types.yaml#/definitions/uint32
description: the otp address offset of disconnect voltage
required:
- compatible
- reg
- reg-names
- clocks
- resets
- "#phy-cells"
- nvmem-cell-names
- nvmem-cells
- sunplus,disc-vol-addr-off
additionalProperties: false
examples:
- |
sp_uphy0: usb-phy@9c004a80 {
compatible = "sunplus,sp7021-usb2-phy";
reg = <0x9c004a80 0x80>, <0x9c000248 0x10>;
reg-names = "phy", "moon4";
clocks = <&clkc 0x3d>;
resets = <&rstc 0x2d>;
#phy-cells = <0>;
nvmem-cell-names = "disc_vol";
nvmem-cells = <&disc_vol>;
sunplus,disc-vol-addr-off = <0>;
};
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