| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | |
| 3 | %YAML 1.2 |
| 4 | --- |
| 5 | $id: http://devicetree.org/schemas/phy/marvell,armada-3700-utmi-phy.yaml# |
| 6 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 7 | |
| 8 | title: Marvell Armada UTMI/UTMI+ PHY |
| 9 | |
| 10 | maintainers: |
| 11 | - Miquel Raynal <miquel.raynal@bootlin.com> |
| 12 | |
| 13 | description: |
| 14 | On Armada 3700, there are two USB controllers, one is compatible with |
| 15 | the USB2 and USB3 specifications and supports OTG. The other one is USB2 |
| 16 | compliant and only supports host mode. Both of these controllers come with |
| 17 | a slightly different UTMI PHY. |
| 18 | |
| 19 | properties: |
| 20 | compatible: |
| 21 | enum: |
| 22 | - marvell,a3700-utmi-host-phy |
| 23 | - marvell,a3700-utmi-otg-phy |
| 24 | reg: |
| 25 | maxItems: 1 |
| 26 | |
| 27 | "#phy-cells": |
| 28 | const: 0 |
| 29 | |
| 30 | marvell,usb-misc-reg: |
| 31 | description: |
| 32 | Phandle on the "USB miscellaneous registers" shared region |
| 33 | covering registers related to both the host controller and |
| 34 | the PHY. |
| 35 | $ref: /schemas/types.yaml#/definitions/phandle |
| 36 | |
| 37 | required: |
| 38 | - compatible |
| 39 | - reg |
| 40 | - "#phy-cells" |
| 41 | - marvell,usb-misc-reg |
| 42 | |
| 43 | additionalProperties: false |
| 44 | |
| 45 | examples: |
| 46 | - | |
| 47 | usb2_utmi_host_phy: phy@5f000 { |
| 48 | compatible = "marvell,a3700-utmi-host-phy"; |
| 49 | reg = <0x5f000 0x800>; |
| 50 | marvell,usb-misc-reg = <&usb2_syscon>; |
| 51 | #phy-cells = <0>; |
| 52 | }; |
| 53 | |
| 54 | usb2_syscon: system-controller@5f800 { |
| 55 | compatible = "marvell,armada-3700-usb2-host-misc", "syscon"; |
| 56 | reg = <0x5f800 0x800>; |
| 57 | }; |