| /linux/Documentation/devicetree/bindings/phy/ |
| H A D | realtek,usb2phy.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Realtek DHC SoCs USB 2.0 PHY
11 - Stanley Chang <stanley_chang@realtek.com>
14 Realtek USB 2.0 PHY support the digital home center (DHC) RTD series SoCs.
15 The USB 2.0 PHY driver is designed to support the XHCI controller. The SoCs
17 controller.
19 RTD1295/RTD1619 SoCs USB
20 The USB architecture includes three XHCI controllers.
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| H A D | realtek,usb3phy.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Realtek DHC SoCs USB 3.0 PHY
11 - Stanley Chang <stanley_chang@realtek.com>
14 Realtek USB 3.0 PHY support the digital home center (DHC) RTD series SoCs.
15 The USB 3.0 PHY driver is designed to support the XHCI controller. The SoCs
17 controller.
19 RTD1295/RTD1619 SoCs USB
20 The USB architecture includes three XHCI controllers.
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| H A D | marvell,armada-cp110-utmi-phy.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/phy/marvell,armada-cp110-utmi-phy.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Konstantin Porotchkin <kostap@marvell.com>
14 On Armada 7k/8k and CN913x, there are two host and one device USB controllers.
15 Each of two exiting UTMI PHYs could be connected to either USB host or USB device
16 controller.
17 The USB device controller can only be connected to a single UTMI PHY port
18 0.H----- USB HOST0
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| H A D | allwinner,sun8i-h3-usb-phy.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/phy/allwinner,sun8i-h3-usb-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Allwinner H3 USB PHY
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
14 "#phy-cells":
19 - allwinner,sun8i-h3-usb-phy
20 - allwinner,sun50i-h616-usb-phy
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| H A D | nvidia,tegra186-xusb-padctl.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/phy/nvidia,tegra186-xusb-padctl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra186 XUSB pad controller
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
14 The Tegra XUSB pad controller manages a set of I/O lanes (with differential
21 Some of the lanes are high-speed lanes, which can be used for PCIe, SATA or
22 super-speed USB. Other lanes are for various types of low-speed, full-speed
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| H A D | allwinner,sun6i-a31-usb-phy.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/phy/allwinner,sun6i-a31-usb-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Allwinner A31 USB PHY
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
14 "#phy-cells":
18 const: allwinner,sun6i-a31-usb-phy
22 - description: PHY Control registers
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| H A D | allwinner,sun8i-r40-usb-phy.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/phy/allwinner,sun8i-r40-usb-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Allwinner R40 USB PHY
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
14 "#phy-cells":
18 const: allwinner,sun8i-r40-usb-phy
22 - description: PHY Control registers
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| /linux/drivers/usb/typec/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
4 tristate "USB Type-C Support"
6 USB Type-C Specification defines a cable and connector for USB where
8 be Type-A plug on one end of the cable and Type-B plug on the other.
9 Determination of the host-to-device relationship happens through a
10 specific Configuration Channel (CC) which goes through the USB Type-C
12 Accessory Modes - Analog Audio and Debug - and if USB Power Delivery
14 something else then USB communication.
16 USB Power Delivery Specification defines a protocol that can be used
18 partners. USB Power Delivery allows higher voltages then the normal
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| /linux/Documentation/driver-api/usb/ |
| H A D | writing_musb_glue_layer.rst | 10 The Linux MUSB subsystem is part of the larger Linux USB subsystem. It
11 provides support for embedded USB Device Controllers (UDC) that do not
12 use Universal Host Controller Interface (UHCI) or Open Host Controller
15 Instead, these embedded UDC rely on the USB On-the-Go (OTG)
17 reference design used in most cases is the Multipoint USB Highspeed
18 Dual-Role Controller (MUSB HDRC) found in the Mentor Graphics Inventra™
21 As a self-taught exercise I have written an MUSB glue layer for the
24 ``drivers/usb/musb/jz4740.c``. In this documentation I will walk through the
28 .. _musb-basics:
33 To get started on the topic, please read USB On-the-Go Basics (see
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| /linux/drivers/clk/qcom/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
23 tristate "Eliza Display Clock Controller"
33 tristate "Eliza Global Clock Controller"
38 Support for the global clock controller on Eliza devices.
40 I2C, USB, UFS, SDCC, etc.
43 tristate "Eliza TCSR Clock Controller"
48 Support for the TCSR clock controller on Eliza devices.
49 Say Y if you want to use peripheral devices such as USB/PCIe/UFS.
52 tristate "Glymur Camera Clock Controller"
57 Support for the camera clock controller on Qualcomm Technologies, Inc
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| /linux/Documentation/usb/ |
| H A D | ehci.rst | 5 27-Dec-2002
7 The EHCI driver is used to talk to high speed USB 2.0 devices using
8 USB 2.0-capable host controller hardware. The USB 2.0 standard is
9 compatible with the USB 1.1 standard. It defines three transfer speeds:
11 - "High Speed" 480 Mbit/sec (60 MByte/sec)
12 - "Full Speed" 12 Mbit/sec (1.5 MByte/sec)
13 - "Low Speed" 1.5 Mbit/sec
15 USB 1.1 only addressed full speed and low speed. High speed devices
16 can be used on USB 1.1 systems, but they slow down to USB 1.1 speeds.
18 USB 1.1 devices may also be used on USB 2.0 systems. When plugged
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| /linux/sound/usb/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
2 # ALSA USB drivers
5 bool "USB sound devices"
6 depends on USB
9 Support for sound devices connected via the USB bus.
11 if SND_USB && USB
14 tristate "USB Audio/MIDI driver"
22 Say Y here to include support for USB audio and USB MIDI
26 will be called snd-usb-audio.
29 bool "MIDI 2.0 support by USB Audio driver"
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| /linux/Documentation/devicetree/bindings/usb/ |
| H A D | nvidia,tegra234-xusb.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/nvidia,tegra234-xusb.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra234 xHCI controller
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
14 The Tegra xHCI controller supports both USB2 and USB3 interfaces exposed by
15 the Tegra XUSB pad controller. The xHCI controller controls up to eight
16 ports; there are four USB 2.0 ports and four USB 3.2 Gen1 x1 ports.
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| H A D | am33xx-usb.txt | 3 - compatible: ti,am33xx-usb
4 - reg: offset and length of the usbss register sets
5 - ti,hwmods : must be "usb_otg_hs"
8 at least a control module node, USB node and a PHY node. The second USB
13 - compatible: ti,am335x-usb-ctrl-module
14 - reg: offset and length of the "USB control registers" in the "Control
15 Module" block. A second offset and length for the USB wake up control
17 - reg-names: "phy_ctrl" for the "USB control registers" and "wakeup" for
18 the USB wake up control register.
20 USB PHY
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| H A D | chipidea,usb2-imx.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/chipidea,usb2-imx.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NXP USB2 ChipIdea USB controller
10 - Xu Yang <xu.yang_2@nxp.com>
15 - enum:
16 - fsl,imx27-usb
17 - items:
18 - enum:
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| H A D | nvidia,tegra124-xusb.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/nvidia,tegra124-xusb.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra124 xHCI controller
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
13 description: The Tegra xHCI controller supports both USB2 and USB3 interfaces
14 exposed by the Tegra XUSB pad controller.
20 - description: NVIDIA Tegra124
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| H A D | nvidia,tegra-xudc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/nvidia,tegra-xudc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra XUSB device mode controller (XUDC)
10 The Tegra XUDC controller supports both USB 2.0 HighSpeed/FullSpeed and
11 USB 3.0 SuperSpeed protocols.
14 - Nagarjuna Kristam <nkristam@nvidia.com>
15 - JC Kuo <jckuo@nvidia.com>
16 - Thierry Reding <treding@nvidia.com>
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| /linux/tools/testing/selftests/devices/probe/boards/ |
| H A D | google,spherion.yaml | 1 # SPDX-License-Identifier: GPL-2.0
7 # The top-level is a list of controllers, either for USB or PCI(e).
8 # Every controller needs to have a 'type' key set to either 'usb-controller' or
9 # 'pci-controller'.
10 # Every controller needs to be uniquely identified on the platform. To achieve
12 # - dt-mmio: identify the MMIO address of the controller as defined in the
14 # - of-fullname-regex: regular expression to match against the OF_FULLNAME
15 # property. Useful when the controller's address is not unique across other
16 # sibling controllers. In this case, dt-mmio can't be used, and this property
18 # - usb-version: for USB controllers to differentiate between USB3 and USB2
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| /linux/drivers/usb/fotg210/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
4 tristate "Faraday FOTG210 USB2 Dual Role controller"
5 depends on USB || USB_GADGET
11 Faraday FOTG210 is a dual-mode USB controller that can act
12 in both host controller and peripheral controller mode.
17 bool "Faraday FOTG210 USB Host Controller support"
18 depends on USB=y || USB=USB_FOTG210
20 Faraday FOTG210 is an OTG controller which can be configured as
25 module will be called fotg210-hcd.
29 bool "Faraday FOTG210 USB Peripheral Controller support"
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| /linux/drivers/hid/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
22 most commonly used to refer to the USB-HID specification, but other
27 removed from the HID bus by the transport-layer drivers, such as
30 For docs and specs, see https://www.usb.org/developers/hidpage/
48 Say Y here if you want to support HID devices (from the USB
55 There is also a /dev/hiddev configuration option in the USB HID
58 to work on raw hid events when they want to, and avoid using transport-specific
64 tristate "User-space I/O driver support for HID subsystem"
67 Say Y here if you want to provide HID I/O Drivers from user-space.
68 This allows to write I/O drivers in user-space and feed the data from
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| /linux/Documentation/devicetree/bindings/dma/ |
| H A D | renesas,usb-dmac.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/dma/renesas,usb-dmac.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Renesas USB DMA Controller
10 - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
13 - $ref: dma-controller.yaml#
18 - enum:
19 - renesas,r8a7742-usb-dmac # RZ/G1H
20 - renesas,r8a7743-usb-dmac # RZ/G1M
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| /linux/drivers/usb/gadget/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
3 # USB Gadget support on a system involves
4 # (a) a peripheral controller, and
7 # NOTE: Gadget support ** DOES NOT ** depend on host-side CONFIG_USB !!
9 # - Host systems (like PCs) need CONFIG_USB (with "A" jacks).
10 # - Peripherals (like PDAs) need CONFIG_USB_GADGET (with "B" jacks).
11 # - Some systems have both kinds of controllers.
13 # With help from a special transceiver and a "Mini-AB" jack, systems with
14 # both kinds of controller can also support "USB On-the-Go" (CONFIG_USB_OTG).
18 tristate "USB Gadget Support"
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| /linux/drivers/usb/roles/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
4 tristate "USB Role Switch Support"
6 USB Role Switch is a device that can select the USB role - host or
7 device - for a USB port (connector). In most cases dual-role capable
8 USB controller will also represent the switch, but on some platforms
10 the USB connector between separate USB host and device controllers.
12 Say Y here if your USB connectors support both device and host roles.
19 tristate "Intel XHCI USB Role Switch"
22 Driver for the internal USB role switch for switching the USB data
23 lines between the xHCI host controller and the dwc3 gadget controller
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| /linux/Documentation/arch/x86/ |
| H A D | earlyprintk.rst | 1 .. SPDX-License-Identifier: GPL-2.0
7 Mini-HOWTO for using the earlyprintk=dbgp boot option with a
10 You need two computers, the 'USB debug key' special gadget and
11 two USB cables, connected like this::
13 [host/target] <-------> [USB debug key] <-------> [client/console]
18 a) Host/target system needs to have USB debug port capability.
21 the lspci -vvv output::
23 # lspci -vvv
25 …00:1d.7 USB Controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #1 (rev 03) (p…
27 …Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisIN…
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| /linux/Documentation/input/devices/ |
| H A D | xpad.rst | 2 xpad - Linux USB driver for Xbox compatible controllers
5 This driver exposes all first-party and third-party Xbox compatible
8 controller compatibility.
11 This only affects Original Xbox controllers. All later controller models
16 the Xbox One's rumble protocol has not been reverse-engineered but in
25 - if you are using a known controller
26 - if you are using a known dance pad
27 - if using an unknown device (one not listed below), what you set in the
28 module configuration for "Map D-PAD to buttons rather than axes for unknown
33 If you said Y it will map the d-pad to buttons, which is needed for dance
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