| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright (C) 2023 Josua Mayer <josua@solid-run.com> |
| * |
| * Overlay for SolidRun AM642 HummingBoard-T to enable USB-3.1. |
| */ |
| |
| /dts-v1/; |
| /plugin/; |
| |
| #include <dt-bindings/phy/phy.h> |
| |
| #include "k3-serdes.h" |
| |
| &serdes0 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| serdes0_link: phy@0 { |
| reg = <0>; |
| cdns,num-lanes = <1>; |
| cdns,phy-type = <PHY_TYPE_USB3>; |
| #phy-cells = <0>; |
| resets = <&serdes_wiz0 1>; |
| }; |
| }; |
| |
| &serdes_ln_ctrl { |
| idle-states = <AM64_SERDES0_LANE0_USB>; |
| }; |
| |
| &serdes_mux { |
| idle-state = <0>; |
| }; |
| |
| &usbss0 { |
| /delete-property/ ti,usb2-only; |
| }; |
| |
| &usb0 { |
| maximum-speed = "super-speed"; |
| phys = <&serdes0_link>; |
| phy-names = "cdns3,usb3-phy"; |
| }; |
