132b366a5SRoger Quadros// SPDX-License-Identifier: GPL-2.0-only OR MIT 232b366a5SRoger Quadros/** 332b366a5SRoger Quadros * DT overlay for SERDES personality card: 2lane PCIe + USB2.0 Host on AM654 EVM 432b366a5SRoger Quadros * 532b366a5SRoger Quadros * Copyright (C) 2018-2024 Texas Instruments Incorporated - https://www.ti.com/ 632b366a5SRoger Quadros */ 732b366a5SRoger Quadros 832b366a5SRoger Quadros/dts-v1/; 932b366a5SRoger Quadros/plugin/; 1032b366a5SRoger Quadros#include <dt-bindings/gpio/gpio.h> 1132b366a5SRoger Quadros#include <dt-bindings/phy/phy.h> 1232b366a5SRoger Quadros#include <dt-bindings/phy/phy-am654-serdes.h> 1332b366a5SRoger Quadros#include "k3-pinctrl.h" 1432b366a5SRoger Quadros 1532b366a5SRoger Quadros&serdes0 { 1632b366a5SRoger Quadros assigned-clocks = <&k3_clks 153 4>, 1732b366a5SRoger Quadros <&serdes0 AM654_SERDES_CMU_REFCLK>, 1832b366a5SRoger Quadros <&serdes0 AM654_SERDES_RO_REFCLK>; 1932b366a5SRoger Quadros assigned-clock-parents = <&k3_clks 153 8>, 2032b366a5SRoger Quadros <&k3_clks 153 4>, 2132b366a5SRoger Quadros <&k3_clks 153 4>; 2232b366a5SRoger Quadros status = "okay"; 2332b366a5SRoger Quadros}; 2432b366a5SRoger Quadros 2532b366a5SRoger Quadros&serdes1 { 2632b366a5SRoger Quadros assigned-clocks = <&serdes1 AM654_SERDES_CMU_REFCLK>; 2732b366a5SRoger Quadros assigned-clock-parents = <&serdes0 AM654_SERDES_RO_REFCLK>; 2832b366a5SRoger Quadros status = "okay"; 2932b366a5SRoger Quadros}; 3032b366a5SRoger Quadros 3132b366a5SRoger Quadros&pcie0_rc { 3232b366a5SRoger Quadros num-lanes = <2>; 3332b366a5SRoger Quadros phys = <&serdes0 PHY_TYPE_PCIE 1>, <&serdes1 PHY_TYPE_PCIE 1>; 3432b366a5SRoger Quadros phy-names = "pcie-phy0", "pcie-phy1"; 3532b366a5SRoger Quadros reset-gpios = <&pca9555 5 GPIO_ACTIVE_HIGH>; 3632b366a5SRoger Quadros status = "okay"; 3732b366a5SRoger Quadros}; 3832b366a5SRoger Quadros 3932b366a5SRoger Quadros&main_pmx0 { 4032b366a5SRoger Quadros usb0_pins_default: usb0-default-pins { 4132b366a5SRoger Quadros pinctrl-single,pins = < 4232b366a5SRoger Quadros AM65X_IOPAD(0x02bc, PIN_OUTPUT, 0) /* (AD9) USB0_DRVVBUS */ 4332b366a5SRoger Quadros >; 4432b366a5SRoger Quadros }; 4532b366a5SRoger Quadros}; 4632b366a5SRoger Quadros 4732b366a5SRoger Quadros&dwc3_0 { 4832b366a5SRoger Quadros status = "okay"; 49*df62b42bSBryan Brattlof bootph-all; 5032b366a5SRoger Quadros}; 5132b366a5SRoger Quadros 5232b366a5SRoger Quadros&usb0_phy { 5332b366a5SRoger Quadros status = "okay"; 5432b366a5SRoger Quadros}; 5532b366a5SRoger Quadros 5632b366a5SRoger Quadros&usb0 { 5732b366a5SRoger Quadros pinctrl-names = "default"; 5832b366a5SRoger Quadros pinctrl-0 = <&usb0_pins_default>; 5932b366a5SRoger Quadros dr_mode = "host"; 6032b366a5SRoger Quadros}; 61