1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2023 Josua Mayer <josua@solid-
4 *
5 * Overlay for SolidRun AM642 HummingBoard-T t
6 */
7
8 /dts-v1/;
9 /plugin/;
10
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/phy/phy.h>
13
14 #include "k3-serdes.h"
15
16 &pcie0_rc {
17 pinctrl-names = "default";
18 pinctrl-0 = <&pcie0_default_pins>;
19 reset-gpios = <&main_gpio1 15 GPIO_ACT
20 phys = <&serdes0_link>;
21 phy-names = "pcie-phy";
22 num-lanes = <1>;
23 status = "okay";
24 };
25
26 &serdes0 {
27 #address-cells = <1>;
28 #size-cells = <0>;
29
30 serdes0_link: phy@0 {
31 reg = <0>;
32 cdns,num-lanes = <1>;
33 cdns,phy-type = <PHY_TYPE_PCIE
34 #phy-cells = <0>;
35 resets = <&serdes_wiz0 1>;
36 };
37 };
38
39 &serdes_ln_ctrl {
40 idle-states = <AM64_SERDES0_LANE0_PCIE
41 };
42
43 &serdes_mux {
44 idle-state = <1>;
45 };
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