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// SPDX-License-Identifier: GPL-2.0-only OR MIT
/**
* DT overlay for SERDES personality card: 2lane PCIe + USB2.0 Host on AM654 EVM
*
* Copyright (C) 2018-2024 Texas Instruments Incorporated - https://www.ti.com/
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/phy/phy-am654-serdes.h>
#include "k3-pinctrl.h"
&serdes0 {
assigned-clocks = <&k3_clks 153 4>,
<&serdes0 AM654_SERDES_CMU_REFCLK>,
<&serdes0 AM654_SERDES_RO_REFCLK>;
assigned-clock-parents = <&k3_clks 153 8>,
<&k3_clks 153 4>,
<&k3_clks 153 4>;
status = "okay";
};
&serdes1 {
assigned-clocks = <&serdes1 AM654_SERDES_CMU_REFCLK>;
assigned-clock-parents = <&serdes0 AM654_SERDES_RO_REFCLK>;
status = "okay";
};
&pcie0_rc {
num-lanes = <2>;
phys = <&serdes0 PHY_TYPE_PCIE 1>, <&serdes1 PHY_TYPE_PCIE 1>;
phy-names = "pcie-phy0", "pcie-phy1";
reset-gpios = <&pca9555 5 GPIO_ACTIVE_HIGH>;
status = "okay";
};
&main_pmx0 {
usb0_pins_default: usb0-default-pins {
pinctrl-single,pins = <
AM65X_IOPAD(0x02bc, PIN_OUTPUT, 0) /* (AD9) USB0_DRVVBUS */
>;
};
};
&dwc3_0 {
status = "okay";
};
&usb0_phy {
status = "okay";
};
&usb0 {
pinctrl-names = "default";
pinctrl-0 = <&usb0_pins_default>;
dr_mode = "host";
};
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