| /kernel/linux/linux-6.6/drivers/usb/roles/ |
| D | class.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * USB Role Switch Support
10 #include <linux/usb/role.h>
40 * usb_role_switch_set_role - Set USB role for a switch
41 * @sw: USB role switch
42 * @role: USB role to be switched to
44 * Set USB role @role for @sw.
53 if (!sw->registered) in usb_role_switch_set_role()
54 return -EOPNOTSUPP; in usb_role_switch_set_role()
56 mutex_lock(&sw->lock); in usb_role_switch_set_role()
[all …]
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| 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
9 multiplexer/demultiplexer switch is used to route the data lines on
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
[all …]
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| /kernel/linux/linux-5.10/drivers/usb/roles/ |
| D | class.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * USB Role Switch Support
10 #include <linux/usb/role.h>
37 * usb_role_switch_set_role - Set USB role for a switch
38 * @sw: USB role switch
39 * @role: USB role to be switched to
41 * Set USB role @role for @sw.
50 mutex_lock(&sw->lock); in usb_role_switch_set_role()
52 ret = sw->set(sw, role); in usb_role_switch_set_role()
54 sw->role = role; in usb_role_switch_set_role()
[all …]
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| 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
9 multiplexer/demultiplexer switch is used to route the data lines on
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
[all …]
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| /kernel/linux/linux-6.6/drivers/extcon/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
11 host USB ports. Many of 30-pin connectors including PDMI are
25 tristate "X-Power AXP288 EXTCON support"
29 Say Y here to enable support for USB peripheral detection
30 and USB MUX switching by X-Power AXP288 PMIC.
39 FSA9480 microUSB switch and accessory detector chip. The FSA9480 is a USB
40 port accessory detector and switch. The FSA9480 is fully controlled using
41 I2C and enables USB data, stereo and mono audio, video, microphone
55 Say Y here to enable extcon support for USB OTG ports controlled by
85 Maxim MAX14577/77836. The MAX14577/77836 MUIC is a USB port accessory
[all …]
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| /kernel/linux/linux-5.10/drivers/extcon/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
11 host USB ports. Many of 30-pin connectors including PDMI are
33 tristate "X-Power AXP288 EXTCON support"
37 Say Y here to enable support for USB peripheral detection
38 and USB MUX switching by X-Power AXP288 PMIC.
47 FSA9480 microUSB switch and accessory detector chip. The FSA9480 is a USB
48 port accessory detector and switch. The FSA9480 is fully controlled using
49 I2C and enables USB data, stereo and mono audio, video, microphone
63 Say Y here to enable extcon support for USB OTG ports controlled by
90 Maxim MAX14577/77836. The MAX14577/77836 MUIC is a USB port accessory
[all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/usb/ |
| D | mediatek,mtu3.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/usb/mediatek,mtu3.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Chunfeng Yun <chunfeng.yun@mediatek.com>
14 - $ref: usb-drd.yaml
23 - enum:
24 - mediatek,mt2712-mtu3
25 - mediatek,mt8173-mtu3
26 - mediatek,mt8183-mtu3
[all …]
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| D | dwc2.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/usb/dwc2.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: DesignWare HS OTG USB 2.0 controller
10 - Rob Herring <robh@kernel.org>
13 - $ref: usb-drd.yaml#
14 - $ref: usb-hcd.yaml#
19 - const: brcm,bcm2835-usb
20 - const: hisilicon,hi6220-usb
[all …]
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| D | mediatek,musb.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/usb/mediatek,musb.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Min Guo <min.guo@mediatek.com>
15 pattern: '^usb@[0-9a-f]+$'
19 - enum:
20 - mediatek,mt8516-musb
21 - mediatek,mt2701-musb
22 - mediatek,mt7623-musb
[all …]
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| D | usb-drd.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/usb/usb-drd.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Generic USB OTG Controller
10 - Greg Kroah-Hartman <gregkh@linuxfoundation.org>
13 otg-rev:
15 Tells usb driver the release number of the OTG and EH supplement with
16 which the device and its descriptors are compliant, in binary-coded
18 features (HNP/SRP/ADP) is enabled. If ADP is required, otg-rev should be
[all …]
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/usb/ |
| D | mediatek,mtu3.txt | 4 - compatible : should be "mediatek,<soc-model>-mtu3", "mediatek,mtu3",
5 soc-model is the name of SoC, such as mt8173, mt2712 etc,
8 - "mediatek,mt8173-mtu3"
9 - reg : specifies physical base address and size of the registers
10 - reg-names: should be "mac" for device IP and "ippc" for IP port control
11 - interrupts : interrupt used by the device IP
12 - power-domains : a phandle to USB power domain node to control USB's
14 - vusb33-supply : regulator of USB avdd3.3v
15 - clocks : a list of phandle + clock-specifier pairs, one for each
16 entry in clock-names
[all …]
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| D | mediatek,musb.txt | 2 -------------------------------------------
5 - compatible : should be one of:
6 "mediatek,mt2701-musb"
8 followed by "mediatek,mtk-musb"
9 - reg : specifies physical base address and size of
11 - interrupts : interrupt used by musb controller
12 - interrupt-names : must be "mc"
13 - phys : PHY specifier for the OTG phy
14 - dr_mode : should be one of "host", "peripheral" or "otg",
15 refer to usb/generic.txt
[all …]
|
| D | generic.txt | 1 Generic USB Properties
4 - maximum-speed: tells USB controllers we want to work up to a certain
5 speed. Valid arguments are "super-speed-plus",
6 "super-speed", "high-speed", "full-speed" and
7 "low-speed". In case this isn't passed via DT, USB
10 - dr_mode: tells Dual-Role USB controllers that we want to work on a
13 passed via DT, USB DRD controllers should default to
15 - phy_type: tells USB controllers that we want to configure the core to support
16 a UTMI+ PHY with an 8- or 16-bit interface if UTMI+ is
18 In case this isn't passed via DT, USB controllers should
[all …]
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| /kernel/linux/linux-5.10/drivers/usb/typec/ |
| D | mux.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * USB Type-C Multiplexer/DeMultiplexer Switch support
16 #include <linux/usb/typec_mux.h>
29 return strcmp(name + (name_len - suffix_len), suffix) == 0; in dev_name_ends_with()
34 return dev_fwnode(dev) == fwnode && dev_name_ends_with(dev, "-switch"); in switch_fwnode_match()
48 return dev ? to_typec_switch(dev) : ERR_PTR(-EPROBE_DEFER); in typec_switch_match()
52 * fwnode_typec_switch_get - Find USB Type-C orientation switch
55 * Finds a switch linked with @dev. Returns a reference to the switch on
57 * ERR_PTR(-EPROBE_DEFER) when a connection was found but the switch
64 sw = fwnode_connection_find_match(fwnode, "orientation-switch", NULL, in fwnode_typec_switch_get()
[all …]
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| /kernel/linux/linux-6.6/drivers/usb/phy/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
3 # Physical Layer USB driver configuration
5 menu "USB Physical Layer drivers"
12 # USB Transceiver Drivers
15 tristate "AB8500 USB Transceiver Driver"
19 Enable this to support the USB OTG transceiver in AB8500 chip.
24 tristate "Freescale USB OTG Transceiver Driver"
29 Enable this to support Freescale USB OTG transceiver.
32 tristate "Keystone USB PHY Driver"
36 Enable this to support Keystone USB phy. This driver provides
[all …]
|
| /kernel/linux/linux-6.6/drivers/usb/typec/mux/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
3 menu "USB Type-C Multiplexer/DeMultiplexer Switch support"
6 tristate "ON Semi FSA4480 Analog Audio Switch driver"
10 Driver for the ON Semiconductor FSA4480 Analog Audio Switch, which
12 common USB Type-C connector.
16 tristate "Generic GPIO based SBU mux for USB Type-C applications"
19 connected state and the swapping of the SBU lines in a Type-C port.
22 tristate "Pericom PI3USB30532 Type-C cross switch driver"
25 Say Y or M if your system has a Pericom PI3USB30532 Type-C cross
26 switch / mux chip found on some devices with a Type-C port.
[all …]
|
| /kernel/linux/linux-6.6/drivers/usb/typec/ |
| D | mux.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * USB Type-C Multiplexer/DeMultiplexer Switch support
45 * property is named "orientation-switch" (@id). The value of the device in typec_switch_match()
52 * At this point we are sure that @fwnode is a typec switch in all in typec_switch_match()
53 * cases. If the switch hasn't yet been registered for some reason, the in typec_switch_match()
59 return dev ? to_typec_switch_dev(dev) : ERR_PTR(-EPROBE_DEFER); in typec_switch_match()
63 * fwnode_typec_switch_get - Find USB Type-C orientation switch
66 * Finds a switch linked with @dev. Returns a reference to the switch on
68 * ERR_PTR(-EPROBE_DEFER) when a connection was found but the switch
81 return ERR_PTR(-ENOMEM); in fwnode_typec_switch_get()
[all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/phy/ |
| D | nvidia,tegra194-xusb-padctl.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/phy/nvidia,tegra194-xusb-padctl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
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
23 or high-speed USB (such as UTMI, ULPI and HSIC). The XUSB pad controller
24 contains a software-configurable mux that sits between the I/O controller
[all …]
|
| 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#
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
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
23 or high-speed USB (such as UTMI, ULPI and HSIC). The XUSB pad controller
24 contains a software-configurable mux that sits between the I/O controller
[all …]
|
| /kernel/linux/linux-6.6/Documentation/ABI/testing/ |
| D | sysfs-class-usb_role | 5 Place in sysfs for USB Role Switches. USB Role Switch is a
6 device that can select the data role (host or device) for USB
9 What: /sys/class/usb_role/<switch>/role
13 The current role of the switch. This attribute can be used for
14 requesting role swapping with non-USB Type-C ports. With USB
15 Type-C ports, the ABI defined for USB Type-C connector class
19 - none
20 - host
21 - device
|
| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | sysfs-class-usb_role | 5 Place in sysfs for USB Role Switches. USB Role Switch is a
6 device that can select the data role (host or device) for USB
9 What: /sys/class/usb_role/<switch>/role
13 The current role of the switch. This attribute can be used for
14 requesting role swapping with non-USB Type-C ports. With USB
15 Type-C ports, the ABI defined for USB Type-C connector class
19 - none
20 - host
21 - device
|
| /kernel/linux/linux-5.10/drivers/usb/host/ |
| D | fhci-hub.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Freescale QUICC Engine USB Host Controller Driver
7 * Jerry Huang <Chang-Ming.Huang@freescale.com>
20 #include <linux/usb.h>
21 #include <linux/usb/hcd.h>
29 USB_DT_HUB, /* bDescriptorType;hub-descriptor */
32 0x00, /* per-port power, no overcurrent */
41 int gpio = fhci->gpios[gpio_nr]; in fhci_gpio_set_value()
42 bool alow = fhci->alow_gpios[gpio_nr]; in fhci_gpio_set_value()
54 fhci_dbg(fhci, "-> %s: %d\n", __func__, status); in fhci_config_transceiver()
[all …]
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| /kernel/linux/linux-6.6/drivers/usb/host/ |
| D | fhci-hub.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Freescale QUICC Engine USB Host Controller Driver
7 * Jerry Huang <Chang-Ming.Huang@freescale.com>
20 #include <linux/usb.h>
21 #include <linux/usb/hcd.h>
29 USB_DT_HUB, /* bDescriptorType;hub-descriptor */
32 0x00, /* per-port power, no overcurrent */
41 struct gpio_desc *gpiod = fhci->gpiods[gpio_nr]; in fhci_gpio_set_value()
53 fhci_dbg(fhci, "-> %s: %d\n", __func__, status); in fhci_config_transceiver()
55 switch (status) { in fhci_config_transceiver()
[all …]
|
| /kernel/linux/linux-5.10/drivers/usb/typec/mux/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
3 menu "USB Type-C Multiplexer/DeMultiplexer Switch support"
6 tristate "Pericom PI3USB30532 Type-C cross switch driver"
9 Say Y or M if your system has a Pericom PI3USB30532 Type-C cross
10 switch / mux chip found on some devices with a Type-C port.
18 Driver for USB muxes controlled by Intel PMC FW. Intel PMC FW can
19 control the USB role switch and also the multiplexer/demultiplexer
20 switches used with USB Type-C Alternate Modes.
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/extcon/ |
| D | extcon-rt8973a.txt | 2 * Richtek RT8973A - Micro USB Switch device
4 The Richtek RT8973A is Micro USB Switch with OVP and I2C interface. The RT8973A
5 is a USB port accessory detector and switch that is optimized to protect low
7 speed USB operation. Also, RT8973A support 'auto-configuration' mode.
8 If auto-configuration mode is enabled, RT8973A would control internal h/w patch
9 for USB D-/D+ switching.
12 - compatible: Should be "richtek,rt8973a-muic"
13 - reg: Specifies the I2C slave address of the MUIC block. It should be 0x14
14 - interrupts: Interrupt specifiers for detection interrupt sources.
19 compatible = "richtek,rt8973a-muic";
[all …]
|