| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 |
| Tom Rini | 6bb92fc | 2024-05-20 09:54:58 -0600 | [diff] [blame] | 28 | items: |
| 29 | maxItems: 1 |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 | ... |