| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/usb/genesys,gl850g.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Genesys Logic USB hub controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Icenowy Zheng <uwu@icenowy.me> |
| 11 | |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 12 | properties: |
| 13 | compatible: |
| 14 | enum: |
| 15 | - usb5e3,608 |
| 16 | - usb5e3,610 |
| 17 | - usb5e3,620 |
| 18 | - usb5e3,626 |
| 19 | |
| 20 | reg: true |
| 21 | |
| 22 | reset-gpios: |
| 23 | description: GPIO controlling the RESET# pin. |
| 24 | |
| 25 | vdd-supply: |
| 26 | description: |
| Tom Rini | 6b642ac | 2024-10-01 12:20:28 -0600 | [diff] [blame^] | 27 | The regulator that provides 3.3V or 5.0V core power to the hub. |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 28 | |
| Tom Rini | 93743d2 | 2024-04-01 09:08:13 -0400 | [diff] [blame] | 29 | peer-hub: |
| 30 | $ref: /schemas/types.yaml#/definitions/phandle |
| 31 | description: |
| Tom Rini | 6b642ac | 2024-10-01 12:20:28 -0600 | [diff] [blame^] | 32 | For onboard hub controllers that support USB 3.x and USB 2.0 hubs |
| 33 | with shared resets and power supplies, this property is used to identify |
| 34 | the hubs with which these are shared. |
| Tom Rini | 93743d2 | 2024-04-01 09:08:13 -0400 | [diff] [blame] | 35 | |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 36 | required: |
| 37 | - compatible |
| 38 | - reg |
| 39 | |
| Tom Rini | 6b642ac | 2024-10-01 12:20:28 -0600 | [diff] [blame^] | 40 | allOf: |
| 41 | - $ref: usb-device.yaml# |
| 42 | - if: |
| 43 | properties: |
| 44 | compatible: |
| 45 | contains: |
| 46 | enum: |
| 47 | - usb5e3,608 |
| 48 | then: |
| 49 | properties: |
| 50 | peer-hub: false |
| 51 | vdd-supply: false |
| 52 | |
| 53 | - if: |
| 54 | properties: |
| 55 | compatible: |
| 56 | contains: |
| 57 | enum: |
| 58 | - usb5e3,610 |
| 59 | - usb5e3,620 |
| 60 | then: |
| 61 | properties: |
| 62 | peer-hub: true |
| 63 | vdd-supply: true |
| 64 | |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 65 | additionalProperties: false |
| 66 | |
| 67 | examples: |
| 68 | - | |
| 69 | #include <dt-bindings/gpio/gpio.h> |
| 70 | usb { |
| 71 | dr_mode = "host"; |
| 72 | #address-cells = <1>; |
| 73 | #size-cells = <0>; |
| 74 | |
| 75 | hub: hub@1 { |
| 76 | compatible = "usb5e3,608"; |
| 77 | reg = <1>; |
| 78 | reset-gpios = <&pio 7 2 GPIO_ACTIVE_LOW>; |
| 79 | }; |
| 80 | }; |
| Tom Rini | 6b642ac | 2024-10-01 12:20:28 -0600 | [diff] [blame^] | 81 | |
| 82 | - | |
| 83 | #include <dt-bindings/gpio/gpio.h> |
| 84 | usb { |
| 85 | dr_mode = "host"; |
| 86 | #address-cells = <1>; |
| 87 | #size-cells = <0>; |
| 88 | |
| 89 | /* 2.0 hub on port 1 */ |
| 90 | hub_2_0: hub@1 { |
| 91 | compatible = "usb5e3,610"; |
| 92 | reg = <1>; |
| 93 | peer-hub = <&hub_3_0>; |
| 94 | reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; |
| 95 | vdd-supply = <&vcc_5v>; |
| 96 | }; |
| 97 | |
| 98 | /* 3.1 hub on port 4 */ |
| 99 | hub_3_0: hub@2 { |
| 100 | compatible = "usb5e3,620"; |
| 101 | reg = <2>; |
| 102 | peer-hub = <&hub_2_0>; |
| 103 | reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>; |
| 104 | vdd-supply = <&vcc_5v>; |
| 105 | }; |
| 106 | }; |