u-boot/arch/arm/dts/k3-am6548-iot2050-advanced-m2-bkey-usb3-overlay.dts

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// SPDX-License-Identifier: GPL-2.0
/*
* IOT2050 M.2 variant, overlay for B-key USB3.0 + E-key PCIE1_LANE0
* Copyright (c) Siemens AG, 2022
*
* Authors:
* Chao Zeng <chao.zeng@siemens.com>
* Jan Kiszka <jan.kiszka@siemens.com>
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/gpio/gpio.h>
&serdes0 {
assigned-clock-parents = <&k3_clks 153 7>, <&k3_clks 153 4>;
};
&pcie0_rc {
status = "disabled";
};
&pcie1_rc {
pinctrl-names = "default";
pinctrl-0 = <&minipcie_pins_default>;
num-lanes = <1>;
phys = <&serdes1 PHY_TYPE_PCIE 0>;
phy-names = "pcie-phy0";
reset-gpios = <&wkup_gpio0 27 GPIO_ACTIVE_HIGH>;
status = "okay";
};
&dwc3_0 {
assigned-clock-parents = <&k3_clks 151 4>, /* set REF_CLK to 20MHz i.e. PER0_PLL/48 */
<&k3_clks 151 8>; /* set PIPE3_TXB_CLK to WIZ8B2M4VSB */
phys = <&serdes0 PHY_TYPE_USB3 0>;
phy-names = "usb3-phy";
};
&usb0 {
maximum-speed = "super-speed";
snps,dis-u1-entry-quirk;
snps,dis-u2-entry-quirk;
};