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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,tegra210-xusb.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: NVIDIA Tegra210 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:
compatible:
const: nvidia,tegra210-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
phys:
minItems: 1
maxItems: 9
phy-names:
minItems: 1
maxItems: 9
items:
enum:
- usb2-0
- usb2-1
- usb2-2
- usb2-3
- hsic-0
- usb3-0
- usb3-1
- usb3-2
- usb3-3
power-domains:
items:
- description: XUSBC power domain (for Host and USB 2.0)
- description: XUSBA power domain (for SuperSpeed)
power-domain-names:
items:
- const: xusb_host
- const: xusb_ss
dvddio-pex-supply:
description: PCIe/USB3 analog logic power supply. Must supply 1.05 V.
hvddio-pex-supply:
description: High-voltage PCIe/USB3 power supply. Must supply 1.8 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-uerefe-supply:
description: PLLE reference PLL power supply. Must supply 1.05 V.
dvdd-usb-ss-pll-supply:
description: PCIe/USB3 PLL power supply. Must supply 1.05 V.
hvdd-usb-ss-pll-e-supply:
description: High-voltage PLLE power supply. Must supply 1.8 V.
allOf:
- $ref: usb-xhci.yaml
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/tegra210-car.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
usb@70090000 {
compatible = "nvidia,tegra210-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 TEGRA210_CLK_XUSB_HOST>,
<&tegra_car TEGRA210_CLK_XUSB_HOST_SRC>,
<&tegra_car TEGRA210_CLK_XUSB_FALCON_SRC>,
<&tegra_car TEGRA210_CLK_XUSB_SS>,
<&tegra_car TEGRA210_CLK_XUSB_SS_DIV2>,
<&tegra_car TEGRA210_CLK_XUSB_SS_SRC>,
<&tegra_car TEGRA210_CLK_XUSB_HS_SRC>,
<&tegra_car TEGRA210_CLK_XUSB_FS_SRC>,
<&tegra_car TEGRA210_CLK_PLL_U_480M>,
<&tegra_car TEGRA210_CLK_CLK_M>,
<&tegra_car TEGRA210_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";
power-domains = <&pd_xusbhost>, <&pd_xusbss>;
power-domain-names = "xusb_host", "xusb_ss";
nvidia,xusb-padctl = <&padctl>;
phys = <&phy_usb2_0>, <&phy_usb2_1>, <&phy_usb2_2>, <&phy_usb2_3>,
<&phy_pcie_6>, <&phy_pcie_5>;
phy-names = "usb2-0", "usb2-1", "usb2-2", "usb2-3", "usb3-0",
"usb3-1";
dvddio-pex-supply = <&vdd_pex_1v05>;
hvddio-pex-supply = <&vdd_1v8>;
avdd-usb-supply = <&vdd_3v3_sys>;
avdd-pll-utmip-supply = <&vdd_1v8>;
avdd-pll-uerefe-supply = <&vdd_pex_1v05>;
dvdd-usb-ss-pll-supply = <&vdd_pex_1v05>;
hvdd-usb-ss-pll-e-supply = <&vdd_1v8>;
#address-cells = <1>;
#size-cells = <0>;
ethernet@1 {
compatible = "usb955,9ff";
reg = <1>;
};
};
|
