1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * FriendlyElec NanoPC-T4 board device tree source
4 *
5 * Copyright (c) 2020 FriendlyElec Computer Tech. Co., Ltd.
6 * (http://www.friendlyarm.com)
7 *
8 * Copyright (c) 2018 Collabora Ltd.
9 *
10 * Copyright (c) 2020 Jensen Huang <jensenhuang@friendlyarm.com>
11 * Copyright (c) 2020 Marty Jones <mj8263788@gmail.com>
12 * Copyright (c) 2021 Tianling Shen <cnsztl@gmail.com>
13 */
14
15 /dts-v1/;
16 #include "rk3399-nanopi4.dtsi"
17
18 / {
19 model = "FriendlyElec NanoPi R4S";
20 compatible = "friendlyarm,nanopi-r4s", "rockchip,rk3399";
21
22 /delete-node/ display-subsystem;
23
24 gpio-leds {
25 pinctrl-0 = <&lan_led_pin>, <&sys_led_pin>, <&wan_led_pin>;
26
27 /delete-node/ led-0;
28
29 lan_led: led-lan {
30 gpios = <&gpio1 RK_PA1 GPIO_ACTIVE_HIGH>;
31 label = "green:lan";
32 };
33
34 sys_led: led-sys {
35 gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>;
36 label = "red:power";
37 default-state = "on";
38 };
39
40 wan_led: led-wan {
41 gpios = <&gpio1 RK_PA0 GPIO_ACTIVE_HIGH>;
42 label = "green:wan";
43 };
44 };
45
46 gpio-keys {
47 pinctrl-0 = <&reset_button_pin>;
48
49 /delete-node/ key-power;
50
51 key-reset {
52 debounce-interval = <50>;
53 gpios = <&gpio1 RK_PC6 GPIO_ACTIVE_LOW>;
54 label = "reset";
55 linux,code = <KEY_RESTART>;
56 };
57 };
58
59 vdd_5v: vdd-5v {
60 compatible = "regulator-fixed";
61 regulator-name = "vdd_5v";
62 regulator-always-on;
63 regulator-boot-on;
64 };
65 };
66
67 &emmc_phy {
68 status = "disabled";
69 };
70
71 &i2c4 {
72 status = "disabled";
73 };
74
75 &pcie0 {
76 max-link-speed = <1>;
77 num-lanes = <1>;
78 vpcie3v3-supply = <&vcc3v3_sys>;
79 };
80
81 &pinctrl {
82 gpio-leds {
83 /delete-node/ status-led-pin;
84
85 lan_led_pin: lan-led-pin {
86 rockchip,pins = <1 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
87 };
88
89 sys_led_pin: sys-led-pin {
90 rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
91 };
92
93 wan_led_pin: wan-led-pin {
94 rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
95 };
96 };
97
98 rockchip-key {
99 /delete-node/ power-key;
100
101 reset_button_pin: reset-button-pin {
102 rockchip,pins = <1 RK_PC6 RK_FUNC_GPIO &pcfg_pull_up>;
103 };
104 };
105 };
106
107 &sdhci {
108 status = "disabled";
109 };
110
111 &sdio0 {
112 status = "disabled";
113 };
114
115 &u2phy0_host {
116 phy-supply = <&vdd_5v>;
117 };
118
119 &u2phy1_host {
120 status = "disabled";
121 };
122
123 &uart0 {
124 status = "disabled";
125 };
126
127 &usbdrd_dwc3_0 {
128 dr_mode = "host";
129 };
130
131 &vcc3v3_sys {
132 vin-supply = <&vcc5v0_sys>;
133 };
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