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|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/usb/nvidia,tegra124-xusb.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: NVIDIA Tegra124 xHCI controller
maintainers:
- Thierry Reding <thierry.reding@gmail.com>
- Jon Hunter <jonathanh@nvidia.com>
description: The Tegra xHCI controller supports both USB2 and USB3 interfaces
exposed by the Tegra XUSB pad controller.
properties:
# required
compatible:
oneOf:
- description: NVIDIA Tegra124
const: nvidia,tegra124-xusb
- description: NVIDIA Tegra132
items:
- const: nvidia,tegra132-xusb
- const: nvidia,tegra124-xusb
reg:
items:
- description: base and length of the xHCI host registers
- description: base and length of the XUSB FPCI registers
- description: base and length of the XUSB IPFS registers
reg-names:
items:
- const: hcd
- const: fpci
- const: ipfs
interrupts:
items:
- description: xHCI host interrupt
- description: mailbox interrupt
clocks:
items:
- description: XUSB host clock
- description: XUSB host source clock
- description: XUSB Falcon source clock
- description: XUSB SuperSpeed clock
- description: XUSB SuperSpeed clock divider
- description: XUSB SuperSpeed source clock
- description: XUSB HighSpeed clock source
- description: XUSB FullSpeed clock source
- description: USB PLL
- description: reference clock
- description: I/O PLL
clock-names:
items:
- const: xusb_host
- const: xusb_host_src
- const: xusb_falcon_src
- const: xusb_ss
- const: xusb_ss_div2
- const: xusb_ss_src
- const: xusb_hs_src
- const: xusb_fs_src
- const: pll_u_480m
- const: clk_m
- const: pll_e
resets:
items:
- description: reset for the XUSB host controller
- description: reset for the SuperSpeed logic
- description: shared reset for xusb_{ss,hs,fs,falcon,host}_src.
reset-names:
items:
- const: xusb_host
- const: xusb_ss
- const: xusb_src
nvidia,xusb-padctl:
$ref: /schemas/types.yaml#/definitions/phandle
description: phandle to the XUSB pad controller that is used to configure
the USB pads used by the XHCI controller
# optional
phys:
minItems: 1
maxItems: 7
phy-names:
minItems: 1
maxItems: 7
items:
enum:
- usb2-0
- usb2-1
- usb2-2
- hsic-0
- hsic-1
- usb3-0
- usb3-1
avddio-pex-supply:
description: PCIe/USB3 analog logic power supply. Must supply 1.05 V.
dvddio-pex-supply:
description: PCIe/USB3 digital logic power supply. Must supply 1.05 V.
avdd-usb-supply:
description: USB controller power supply. Must supply 3.3 V.
avdd-pll-utmip-supply:
description: UTMI PLL power supply. Must supply 1.8 V.
avdd-pll-erefe-supply:
description: PLLE reference PLL power supply. Must supply 1.05 V.
avdd-usb-ss-pll-supply:
description: PCIe/USB3 PLL power supply. Must supply 1.05 V.
hvdd-usb-ss-supply:
description: High-voltage PCIe/USB3 power supply. Must supply 3.3 V.
hvdd-usb-ss-pll-e-supply:
description: High-voltage PLLE power supply. Must supply 3.3 V.
allOf:
- $ref: usb-xhci.yaml
unevaluatedProperties: false
required:
- compatible
- reg
- reg-names
- interrupts
- clocks
- clock-names
- resets
- reset-names
- nvidia,xusb-padctl
- phys
- phy-names
- avddio-pex-supply
- dvddio-pex-supply
- avdd-usb-supply
- hvdd-usb-ss-supply
examples:
- |
#include <dt-bindings/clock/tegra124-car.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
usb@70090000 {
compatible = "nvidia,tegra124-xusb";
reg = <0x70090000 0x8000>,
<0x70098000 0x1000>,
<0x70099000 0x1000>;
reg-names = "hcd", "fpci", "ipfs";
interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA124_CLK_XUSB_HOST>,
<&tegra_car TEGRA124_CLK_XUSB_HOST_SRC>,
<&tegra_car TEGRA124_CLK_XUSB_FALCON_SRC>,
<&tegra_car TEGRA124_CLK_XUSB_SS>,
<&tegra_car TEGRA124_CLK_XUSB_SS_DIV2>,
<&tegra_car TEGRA124_CLK_XUSB_SS_SRC>,
<&tegra_car TEGRA124_CLK_XUSB_HS_SRC>,
<&tegra_car TEGRA124_CLK_XUSB_FS_SRC>,
<&tegra_car TEGRA124_CLK_PLL_U_480M>,
<&tegra_car TEGRA124_CLK_CLK_M>,
<&tegra_car TEGRA124_CLK_PLL_E>;
clock-names = "xusb_host", "xusb_host_src", "xusb_falcon_src",
"xusb_ss", "xusb_ss_div2", "xusb_ss_src",
"xusb_hs_src", "xusb_fs_src", "pll_u_480m",
"clk_m", "pll_e";
resets = <&tegra_car 89>, <&tegra_car 156>, <&tegra_car 143>;
reset-names = "xusb_host", "xusb_ss", "xusb_src";
nvidia,xusb-padctl = <&padctl>;
phys = <&{/padctl@0,7009f000/pads/usb2/lanes/usb2-1}>, /* mini-PCIe USB */
<&{/padctl@0,7009f000/pads/usb2/lanes/usb2-2}>, /* USB A */
<&{/padctl@0,7009f000/pads/pcie/lanes/pcie-0}>; /* USB A */
phy-names = "usb2-1", "usb2-2", "usb3-0";
avddio-pex-supply = <&vdd_1v05_run>;
dvddio-pex-supply = <&vdd_1v05_run>;
avdd-usb-supply = <&vdd_3v3_lp0>;
avdd-pll-utmip-supply = <&vddio_1v8>;
avdd-pll-erefe-supply = <&avdd_1v05_run>;
avdd-usb-ss-pll-supply = <&vdd_1v05_run>;
hvdd-usb-ss-supply = <&vdd_3v3_lp0>;
hvdd-usb-ss-pll-e-supply = <&vdd_3v3_lp0>;
};
|
