| /kernel/linux/linux-6.6/drivers/usb/misc/ |
| D | onboard_usb_hub.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for onboard USB hubs
23 #include <linux/usb.h>
24 #include <linux/usb/hcd.h>
25 #include <linux/usb/onboard_hub.h>
32 * hub requires more than the currently supported supplies, add a new one here.
65 static int onboard_hub_power_on(struct onboard_hub *hub) in onboard_hub_power_on() argument
69 err = regulator_bulk_enable(hub->pdata->num_supplies, hub->supplies); in onboard_hub_power_on()
71 dev_err(hub->dev, "failed to enable supplies: %d\n", err); in onboard_hub_power_on()
75 fsleep(hub->pdata->reset_us); in onboard_hub_power_on()
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| D | onboard_usb_hub_pdevs.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * API for creating and destroying USB onboard hub platform devices
15 #include <linux/usb.h>
16 #include <linux/usb/hcd.h>
17 #include <linux/usb/of.h>
18 #include <linux/usb/onboard_hub.h>
33 * onboard_hub_create_pdevs -- create platform devices for onboard USB hubs
34 * @parent_hub : parent hub to scan for connected onboard hubs
35 * @pdev_list : list of onboard hub platform devices owned by the parent hub
37 * Creates a platform device for each supported onboard hub that is connected to
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| /kernel/linux/linux-6.6/include/uapi/linux/usb/ |
| D | ch11.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3 * This file holds Hub protocol constants and data structures that are
4 * defined in chapter 11 (Hub Specification) of the USB 2.0 specification.
6 * It is used/shared between the USB core, the HCDs and couple of other USB
16 * From USB 2.0 spec Table 11-13, offset 7, a hub can
19 * Because the arrays need to add a bit for hub status data, we
24 /* See USB 3.1 spec Table 10-5 */
28 * Hub request types
35 * Port status type for GetPortStatus requests added in USB 3.1
36 * See USB 3.1 spec Table 10-12
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| /kernel/linux/linux-5.10/include/uapi/linux/usb/ |
| D | ch11.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3 * This file holds Hub protocol constants and data structures that are
4 * defined in chapter 11 (Hub Specification) of the USB 2.0 specification.
6 * It is used/shared between the USB core, the HCDs and couple of other USB
16 * From USB 2.0 spec Table 11-13, offset 7, a hub can
19 * Current Wireless USB host hardware (Intel i1480 for example) allows
21 * limit. Because the arrays need to add a bit for hub status data, we
26 /* See USB 3.1 spec Table 10-5 */
30 * Hub request types
37 * Port status type for GetPortStatus requests added in USB 3.1
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/usb/ |
| D | microchip,usb5744.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/microchip,usb5744.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip USB5744 4-port Hub Controller
10 Microchip's USB5744 SmartHubTM IC is a 4 port, SuperSpeed (SS)/Hi-Speed (HS),
11 low power, low pin count configurable and fully compliant with the USB 3.1
13 (LS) USB signaling, offering complete coverage of all defined USB operating
14 speeds. The new SuperSpeed hubs operate in parallel with the USB 2.0
16 USB 2.0 traffic.
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| D | usb251xb.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/usb/usb251xb.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip USB 2.0 Hi-Speed Hub Controller
10 - Richard Leitner <richard.leitner@skidata.com>
15 - microchip,usb2422
16 - microchip,usb2512b
17 - microchip,usb2512bi
18 - microchip,usb2513b
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| D | aspeed,usb-vhub.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/usb/aspeed,usb-vhub.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: ASPEED USB 2.0 Virtual Hub Controller
11 - Benjamin Herrenschmidt <benh@kernel.crashing.org>
14 The ASPEED USB 2.0 Virtual Hub Controller implements 1 set of USB Hub
16 the Virtual Hub's downstream USB devices.
19 revisions. AST2400 and AST2500 Virtual Hub supports 5 downstream devices
20 and 15 generic endpoints, while AST2600 Virtual Hub supports 7 downstream
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| D | realtek,rts5411.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/usb/realtek,rts5411.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Realtek RTS5411 USB 3.0 hub controller
10 - Matthias Kaehlcke <mka@chromium.org>
13 - $ref: usb-device.yaml#
18 - enum:
19 - usbbda,5411
20 - usbbda,411
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| D | ti,usb8041.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/usb/ti,usb8041.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: TI USB8041 USB 3.0 hub controller
10 - Alexander Stein <alexander.stein@ew.tq-group.com>
13 - $ref: usb-device.yaml#
18 - usb451,8140
19 - usb451,8142
23 reset-gpios:
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| D | vialab,vl817.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/usb/vialab,vl817.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Via labs VL817 USB 3.1 hub controller
10 - Anand Moon <linux.amoon@gmail.com>
13 - $ref: usb-device.yaml#
18 - usb2109,2817
19 - usb2109,817
23 reset-gpios:
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| D | usb-device.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/usb-device.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Generic USB Device
10 - Greg Kroah-Hartman <gregkh@linuxfoundation.org>
13 Usually, we only use device tree for hard wired USB device.
15 http://www.devicetree.org/open-firmware/bindings/usb/usb-1_0.ps
17 Four types of device-tree nodes are defined: "host-controller nodes"
18 representing USB host controllers, "device nodes" representing USB devices,
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| D | cypress,hx3.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/usb/cypress,hx3.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Cypress HX3 USB 3.0 hub controller family
10 - Benjamin Bara <benjamin.bara@skidata.com>
13 - $ref: usb-device.yaml#
18 - enum:
19 - usb4b4,6504
20 - usb4b4,6506
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/usb/ |
| D | usb251xb.txt | 1 Microchip USB 2.0 Hi-Speed Hub Controller
3 The device node for the configuration of a Microchip USB251x/xBi USB 2.0
4 Hi-Speed Controller.
7 - compatible : Should be "microchip,usb251xb" or one of the specific types:
11 - reg : I2C address on the selected bus (default is <0x2C>)
14 - reset-gpios : Should specify the gpio for hub reset
15 - vdd-supply : Should specify the phandle to the regulator supplying vdd
16 - skip-config : Skip Hub configuration, but only send the USB-Attach command
17 - vendor-id : Set USB Vendor ID of the hub (16 bit, default is 0x0424)
18 - product-id : Set USB Product ID of the hub (16 bit, default depends on type)
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| D | aspeed,usb-vhub.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/usb/aspeed,usb-vhub.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: ASPEED USB 2.0 Virtual Hub Controller
11 - Benjamin Herrenschmidt <benh@kernel.crashing.org>
14 The ASPEED USB 2.0 Virtual Hub Controller implements 1 set of USB Hub
16 the Virtual Hub's downstream USB devices.
19 revisions. AST2400 and AST2500 Virtual Hub supports 5 downstream devices
20 and 15 generic endpoints, while AST2600 Virtual Hub supports 7 downstream
[all …]
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| D | usb-device.txt | 1 Generic USB Device Properties
3 Usually, we only use device tree for hard wired USB device.
5 http://www.devicetree.org/open-firmware/bindings/usb/usb-1_0.ps
7 Four types of device-tree nodes are defined: "host-controller nodes"
8 representing USB host controllers, "device nodes" representing USB devices,
9 "interface nodes" representing USB interfaces and "combined nodes"
10 representing simple USB devices.
13 for devices of class 0 or 9 (hub) with a single configuration and a single
16 A "hub node" is a combined node or an interface node that represents a USB
17 hub.
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| /kernel/linux/linux-6.6/drivers/usb/core/ |
| D | usb-acpi.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * USB-ACPI glue code
8 #include <linux/usb.h>
14 #include <linux/usb/hcd.h>
16 #include "hub.h"
19 * usb_acpi_power_manageable - check whether usb port has
21 * @hdev: USB device belonging to the usb hub
40 #define UUID_USB_CONTROLLER_DSM "ce2ee385-00e6-48cb-9f05-2edb927c4899"
44 * usb_acpi_port_lpm_incapable - check if lpm should be disabled for a port.
45 * @hdev: USB device belonging to the usb hub
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| D | hub.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * usb hub driver head file
14 #include <linux/usb.h>
15 #include <linux/usb/ch11.h>
16 #include <linux/usb/hcd.h>
17 #include "usb.h"
28 struct usb_hub_status hub; member
48 #if USB_MAXCHILDREN > 31 /* 8*sizeof(unsigned long) - 1 */
81 * struct usb port - kernel's representation of a usb port
82 * @child: usb device attached to the port
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| D | hub.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * USB hub driver.
23 #include <linux/usb.h>
25 #include <linux/usb/hcd.h>
26 #include <linux/usb/onboard_hub.h>
27 #include <linux/usb/otg.h>
28 #include <linux/usb/quirks.h>
39 #include "hub.h"
71 * assuming no port activity and allowing hub to runtime suspend back.
75 /* Protect struct usb_device->state and ->children members
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| D | of.c | 1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/usb/of.h>
14 * usb_of_get_device_node() - get a USB device node
15 * @hub: hub to which device is connected
16 * @port1: one-based index of port
18 * Look up the node of a USB device given its parent hub device and one-based
24 struct device_node *usb_of_get_device_node(struct usb_device *hub, int port1) in usb_of_get_device_node() argument
29 for_each_child_of_node(hub->dev.of_node, node) { in usb_of_get_device_node()
42 * usb_of_has_combined_node() - determine whether a device has a combined node
43 * @udev: USB device
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| /kernel/linux/linux-5.10/drivers/usb/core/ |
| D | usb-acpi.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * USB-ACPI glue code
8 #include <linux/usb.h>
14 #include <linux/usb/hcd.h>
16 #include "hub.h"
19 * usb_acpi_power_manageable - check whether usb port has
21 * @hdev: USB device belonging to the usb hub
40 #define UUID_USB_CONTROLLER_DSM "ce2ee385-00e6-48cb-9f05-2edb927c4899"
44 * usb_acpi_port_lpm_incapable - check if lpm should be disabled for a port.
45 * @hdev: USB device belonging to the usb hub
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| D | hub.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * USB hub driver.
23 #include <linux/usb.h>
25 #include <linux/usb/hcd.h>
26 #include <linux/usb/otg.h>
27 #include <linux/usb/quirks.h>
38 #include "hub.h"
56 /* Protect struct usb_device->state and ->children members
57 * Note: Both are also protected by ->dev.sem, except that ->state can
61 /* workqueue to process hub events */
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| D | hub.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * usb hub driver head file
14 #include <linux/usb.h>
15 #include <linux/usb/ch11.h>
16 #include <linux/usb/hcd.h>
17 #include "usb.h"
28 struct usb_hub_status hub; member
48 #if USB_MAXCHILDREN > 31 /* 8*sizeof(unsigned long) - 1 */
79 * struct usb port - kernel's representation of a usb port
80 * @child: usb device attached to the port
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| D | of.c | 1 // SPDX-License-Identifier: GPL-2.0
12 #include <linux/usb/of.h>
15 * usb_of_get_device_node() - get a USB device node
16 * @hub: hub to which device is connected
17 * @port1: one-based index of port
19 * Look up the node of a USB device given its parent hub device and one-based
25 struct device_node *usb_of_get_device_node(struct usb_device *hub, int port1) in usb_of_get_device_node() argument
30 for_each_child_of_node(hub->dev.of_node, node) { in usb_of_get_device_node()
43 * usb_of_has_combined_node() - determine whether a device has a combined node
44 * @udev: USB device
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| /kernel/linux/linux-6.6/arch/arm64/boot/dts/amlogic/ |
| D | meson-sm1-odroid-c4.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include "meson-sm1-odroid.dtsi"
11 compatible = "hardkernel,odroid-c4", "amlogic,sm1";
12 model = "Hardkernel ODROID-C4";
15 compatible = "gpio-leds";
17 led-blue {
21 linux,default-trigger = "heartbeat";
22 panic-indicator;
27 model = "ODROID-C4";
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| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | sysfs-bus-usb | 1 What: /sys/bus/usb/devices/INTERFACE/authorized
9 by writing INTERFACE to /sys/bus/usb/drivers_probe
10 This allows to avoid side-effects with drivers
15 What: /sys/bus/usb/devices/usbX/interface_authorized_default
22 What: /sys/bus/usb/device/.../authorized
28 drivers, non-authorized one are not. By default, wired
29 USB devices are authorized.
31 Certified Wireless USB devices are not authorized
35 What: /sys/bus/usb/device/.../wusb_cdid
40 For Certified Wireless USB devices only.
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