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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (c) 2020 NXP
%YAML 1.2
---
$id: http://devicetree.org/schemas/usb/fsl,imx8qm-cdns3.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: NXP iMX8QM Soc USB Controller
maintainers:
- Frank Li <Frank.Li@nxp.com>
properties:
compatible:
const: fsl,imx8qm-usb3
reg:
items:
- description: Register set for iMX USB3 Platform Control
"#address-cells":
enum: [ 1, 2 ]
"#size-cells":
enum: [ 1, 2 ]
ranges: true
clocks:
items:
- description: Standby clock. Used during ultra low power states.
- description: USB bus clock for usb3 controller.
- description: AXI clock for AXI interface.
- description: ipg clock for register access.
- description: Core clock for usb3 controller.
clock-names:
items:
- const: lpm
- const: bus
- const: aclk
- const: ipg
- const: core
power-domains:
maxItems: 1
# Required child node:
patternProperties:
"^usb@[0-9a-f]+$":
$ref: cdns,usb3.yaml#
required:
- compatible
- reg
- "#address-cells"
- "#size-cells"
- ranges
- clocks
- clock-names
- power-domains
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/imx8-lpcg.h>
#include <dt-bindings/firmware/imx/rsrc.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
usb@5b110000 {
compatible = "fsl,imx8qm-usb3";
reg = <0x5b110000 0x10000>;
ranges;
clocks = <&usb3_lpcg IMX_LPCG_CLK_1>,
<&usb3_lpcg IMX_LPCG_CLK_0>,
<&usb3_lpcg IMX_LPCG_CLK_7>,
<&usb3_lpcg IMX_LPCG_CLK_4>,
<&usb3_lpcg IMX_LPCG_CLK_5>;
clock-names = "lpm", "bus", "aclk", "ipg", "core";
assigned-clocks = <&clk IMX_SC_R_USB_2 IMX_SC_PM_CLK_MST_BUS>;
assigned-clock-rates = <250000000>;
power-domains = <&pd IMX_SC_R_USB_2>;
#address-cells = <1>;
#size-cells = <1>;
usb@5b120000 {
compatible = "cdns,usb3";
reg = <0x5b120000 0x10000>, /* memory area for OTG/DRD registers */
<0x5b130000 0x10000>, /* memory area for HOST registers */
<0x5b140000 0x10000>; /* memory area for DEVICE registers */
reg-names = "otg", "xhci", "dev";
interrupt-parent = <&gic>;
interrupts = <GIC_SPI 271 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 271 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 271 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 271 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "host", "peripheral", "otg", "wakeup";
phys = <&usb3_phy>;
phy-names = "cdns3,usb3-phy";
};
};
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