1 # SPDX-License-Identifier: GPL-2.0 2 %YAML 1.2 3 --- 4 $id: http://devicetree.org/schemas/usb/usb.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 6 7 title: Generic USB Controller 8 9 maintainers: 10 - Greg Kroah-Hartman <gregkh@linuxfoundation.org> 11 12 select: false 13 14 properties: 15 $nodename: 16 pattern: "^usb(@.*)?" 17 18 phys: 19 description: 20 List of all the USB PHYs on this HCD 21 22 phy-names: 23 description: 24 Name specifier for the USB PHY 25 26 usb-phy: 27 $ref: /schemas/types.yaml#/definitions/phandle-array 28 items: 29 maxItems: 1 30 description: 31 List of all the USB PHYs on this HCD to be accepted by the legacy USB 32 Physical Layer subsystem. 33 deprecated: true 34 35 phy_type: 36 description: 37 Tells USB controllers that we want to configure the core to support a 38 UTMI+ PHY with an 8- or 16-bit interface if UTMI+ is selected, UTMI+ low 39 pin interface if ULPI is specified, Serial core/PHY interconnect if 40 serial is specified and High-Speed Inter-Chip feature if HSIC is 41 selected. In case this isn't passed via DT, USB controllers should 42 default to HW capability. 43 $ref: /schemas/types.yaml#/definitions/string 44 enum: [utmi, utmi_wide, ulpi, serial, hsic] 45 46 maximum-speed: 47 description: 48 Tells USB controllers we want to work up to a certain speed. In case this 49 isn't passed via DT, USB controllers should default to their maximum HW 50 capability. 51 $ref: /schemas/types.yaml#/definitions/string 52 enum: 53 - low-speed 54 - full-speed 55 - high-speed 56 - super-speed 57 - super-speed-plus 58 - super-speed-plus-gen2x1 59 - super-speed-plus-gen1x2 60 - super-speed-plus-gen2x2 61 62 additionalProperties: true 63 64 ...
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