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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/phy/qcom,qmp-phy.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Qualcomm QMP PHY controller
maintainers:
- Manu Gautam <mgautam@codeaurora.org>
description:
QMP phy controller supports physical layer functionality for a number of
controllers on Qualcomm chipsets, such as, PCIe, UFS, and USB.
properties:
compatible:
enum:
- qcom,ipq8074-qmp-pcie-phy
- qcom,ipq8074-qmp-usb3-phy
- qcom,msm8996-qmp-pcie-phy
- qcom,msm8996-qmp-ufs-phy
- qcom,msm8996-qmp-usb3-phy
- qcom,msm8998-qmp-pcie-phy
- qcom,msm8998-qmp-ufs-phy
- qcom,msm8998-qmp-usb3-phy
- qcom,sdm845-qhp-pcie-phy
- qcom,sdm845-qmp-pcie-phy
- qcom,sdm845-qmp-ufs-phy
- qcom,sdm845-qmp-usb3-uni-phy
- qcom,sm8150-qmp-ufs-phy
- qcom,sm8250-qmp-ufs-phy
reg:
items:
- description: Address and length of PHY's common serdes block.
"#clock-cells":
enum: [ 1, 2 ]
"#address-cells":
enum: [ 1, 2 ]
"#size-cells":
enum: [ 1, 2 ]
ranges: true
clocks:
minItems: 1
maxItems: 4
clock-names:
minItems: 1
maxItems: 4
resets:
minItems: 1
maxItems: 3
reset-names:
minItems: 1
maxItems: 3
vdda-phy-supply:
description:
Phandle to a regulator supply to PHY core block.
vdda-pll-supply:
description:
Phandle to 1.8V regulator supply to PHY refclk pll block.
vddp-ref-clk-supply:
description:
Phandle to a regulator supply to any specific refclk pll block.
#Required nodes:
patternProperties:
"^phy@[0-9a-f]+$":
type: object
description:
Each device node of QMP phy is required to have as many child nodes as
the number of lanes the PHY has.
required:
- compatible
- reg
- "#clock-cells"
- "#address-cells"
- "#size-cells"
- ranges
- clocks
- clock-names
- resets
- reset-names
- vdda-phy-supply
- vdda-pll-supply
additionalProperties: false
allOf:
- if:
properties:
compatible:
contains:
enum:
- qcom,sdm845-qmp-usb3-uni-phy
then:
properties:
clocks:
items:
- description: Phy aux clock.
- description: Phy config clock.
- description: 19.2 MHz ref clk.
- description: Phy common block aux clock.
clock-names:
items:
- const: aux
- const: cfg_ahb
- const: ref
- const: com_aux
resets:
items:
- description: reset of phy block.
- description: phy common block reset.
reset-names:
items:
- const: phy
- const: common
- if:
properties:
compatible:
contains:
enum:
- qcom,msm8996-qmp-pcie-phy
then:
properties:
clocks:
items:
- description: Phy aux clock.
- description: Phy config clock.
- description: 19.2 MHz ref clk.
clock-names:
items:
- const: aux
- const: cfg_ahb
- const: ref
resets:
items:
- description: reset of phy block.
- description: phy common block reset.
- description: phy's ahb cfg block reset.
reset-names:
items:
- const: phy
- const: common
- const: cfg
- if:
properties:
compatible:
contains:
enum:
- qcom,ipq8074-qmp-usb3-phy
- qcom,msm8996-qmp-usb3-phy
- qcom,msm8998-qmp-pcie-phy
- qcom,msm8998-qmp-usb3-phy
then:
properties:
clocks:
items:
- description: Phy aux clock.
- description: Phy config clock.
- description: 19.2 MHz ref clk.
clock-names:
items:
- const: aux
- const: cfg_ahb
- const: ref
resets:
items:
- description: reset of phy block.
- description: phy common block reset.
reset-names:
items:
- const: phy
- const: common
- if:
properties:
compatible:
contains:
enum:
- qcom,msm8996-qmp-ufs-phy
then:
properties:
clocks:
items:
- description: 19.2 MHz ref clk.
clock-names:
items:
- const: ref
resets:
items:
- description: PHY reset in the UFS controller.
reset-names:
items:
- const: ufsphy
- if:
properties:
compatible:
contains:
enum:
- qcom,msm8998-qmp-ufs-phy
- qcom,sdm845-qmp-ufs-phy
- qcom,sm8150-qmp-ufs-phy
- qcom,sm8250-qmp-ufs-phy
then:
properties:
clocks:
items:
- description: 19.2 MHz ref clk.
- description: Phy reference aux clock.
clock-names:
items:
- const: ref
- const: ref_aux
resets:
items:
- description: PHY reset in the UFS controller.
reset-names:
items:
- const: ufsphy
- if:
properties:
compatible:
contains:
enum:
- qcom,ipq8074-qmp-pcie-phy
then:
properties:
clocks:
items:
- description: pipe clk.
clock-names:
items:
- const: pipe_clk
resets:
items:
- description: reset of phy block.
- description: phy common block reset.
reset-names:
items:
- const: phy
- const: common
- if:
properties:
compatible:
contains:
enum:
- qcom,sdm845-qhp-pcie-phy
- qcom,sdm845-qmp-pcie-phy
then:
properties:
clocks:
items:
- description: Phy aux clock.
- description: Phy config clock.
- description: 19.2 MHz ref clk.
- description: Phy refgen clk.
clock-names:
items:
- const: aux
- const: cfg_ahb
- const: ref
- const: refgen
resets:
items:
- description: reset of phy block.
reset-names:
items:
- const: phy
examples:
- |
#include <dt-bindings/clock/qcom,gcc-sdm845.h>
usb_2_qmpphy: phy-wrapper@88eb000 {
compatible = "qcom,sdm845-qmp-usb3-uni-phy";
reg = <0x088eb000 0x18c>;
#clock-cells = <1>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x088eb000 0x2000>;
clocks = <&gcc GCC_USB3_SEC_PHY_AUX_CLK >,
<&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>,
<&gcc GCC_USB3_SEC_CLKREF_CLK>,
<&gcc GCC_USB3_SEC_PHY_COM_AUX_CLK>;
clock-names = "aux", "cfg_ahb", "ref", "com_aux";
resets = <&gcc GCC_USB3PHY_PHY_SEC_BCR>,
<&gcc GCC_USB3_PHY_SEC_BCR>;
reset-names = "phy", "common";
vdda-phy-supply = <&vdda_usb2_ss_1p2>;
vdda-pll-supply = <&vdda_usb2_ss_core>;
usb_2_ssphy: phy@200 {
reg = <0x200 0x128>,
<0x400 0x1fc>,
<0x800 0x218>,
<0x600 0x70>;
#clock-cells = <0>;
#phy-cells = <0>;
clocks = <&gcc GCC_USB3_SEC_PHY_PIPE_CLK>;
clock-names = "pipe0";
clock-output-names = "usb3_uni_phy_pipe_clk_src";
};
};