tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
2/*
3 * Copyright (C) 2021 Arınç ÜNAL <arinc.unal@arinc9.com>
4 */
5
6/dts-v1/;
7
8#include "bcm47094.dtsi"
9#include "bcm5301x-nand-cs0-bch8.dtsi"
10
11/ {
12 compatible = "asus,rt-ac88u", "brcm,bcm47094", "brcm,bcm4708";
13 model = "Asus RT-AC88U";
14
15 chosen {
16 bootargs = "earlycon";
17 };
18
19 memory@0 {
20 device_type = "memory";
21 reg = <0x00000000 0x08000000>,
22 <0x88000000 0x18000000>;
23 };
24
25 nvram@1c080000 {
26 compatible = "brcm,nvram";
27 reg = <0x1c080000 0x00180000>;
28 };
29
30 leds {
31 compatible = "gpio-leds";
32
33 power {
34 label = "white:power";
35 gpios = <&chipcommon 3 GPIO_ACTIVE_LOW>;
36 linux,default-trigger = "default-on";
37 };
38
39 wan-red {
40 label = "red:wan";
41 gpios = <&chipcommon 5 GPIO_ACTIVE_HIGH>;
42 };
43
44 lan {
45 label = "white:lan";
46 gpios = <&chipcommon 21 GPIO_ACTIVE_LOW>;
47 };
48
49 usb2 {
50 label = "white:usb2";
51 gpios = <&chipcommon 16 GPIO_ACTIVE_LOW>;
52 trigger-sources = <&ehci_port2>;
53 linux,default-trigger = "usbport";
54 };
55
56 usb3 {
57 label = "white:usb3";
58 gpios = <&chipcommon 17 GPIO_ACTIVE_LOW>;
59 trigger-sources = <&ehci_port1>, <&xhci_port1>;
60 linux,default-trigger = "usbport";
61 };
62
63 wps {
64 label = "white:wps";
65 gpios = <&chipcommon 19 GPIO_ACTIVE_LOW>;
66 };
67 };
68
69 gpio-keys {
70 compatible = "gpio-keys";
71 #address-cells = <1>;
72 #size-cells = <0>;
73
74 wps {
75 label = "WPS";
76 linux,code = <KEY_WPS_BUTTON>;
77 gpios = <&chipcommon 20 GPIO_ACTIVE_LOW>;
78 };
79
80 reset {
81 label = "Reset";
82 linux,code = <KEY_RESTART>;
83 gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
84 };
85
86 wifi {
87 label = "Wi-Fi";
88 linux,code = <KEY_RFKILL>;
89 gpios = <&chipcommon 18 GPIO_ACTIVE_LOW>;
90 };
91
92 led {
93 label = "Backlight";
94 linux,code = <KEY_BRIGHTNESS_ZERO>;
95 gpios = <&chipcommon 4 GPIO_ACTIVE_LOW>;
96 };
97 };
98};
99
100&srab {
101 compatible = "brcm,bcm53012-srab", "brcm,bcm5301x-srab";
102 status = "okay";
103 dsa,member = <0 0>;
104
105 ports {
106 #address-cells = <1>;
107 #size-cells = <0>;
108
109 port@0 {
110 reg = <0>;
111 label = "lan4";
112 };
113
114 port@1 {
115 reg = <1>;
116 label = "lan3";
117 };
118
119 port@2 {
120 reg = <2>;
121 label = "lan2";
122 };
123
124 port@3 {
125 reg = <3>;
126 label = "lan1";
127 };
128
129 port@4 {
130 reg = <4>;
131 label = "wan";
132 };
133
134 sw0_p5: port@5 {
135 reg = <5>;
136 label = "extsw";
137
138 fixed-link {
139 speed = <1000>;
140 full-duplex;
141 };
142 };
143
144 port@7 {
145 reg = <7>;
146 ethernet = <&gmac1>;
147 label = "cpu";
148
149 fixed-link {
150 speed = <1000>;
151 full-duplex;
152 };
153 };
154
155 port@8 {
156 reg = <8>;
157 ethernet = <&gmac2>;
158 label = "cpu";
159 status = "disabled";
160
161 fixed-link {
162 speed = <1000>;
163 full-duplex;
164 };
165 };
166 };
167};
168
169&usb2 {
170 vcc-gpio = <&chipcommon 9 GPIO_ACTIVE_HIGH>;
171};
172
173&usb3_phy {
174 status = "okay";
175};
176
177&nandcs {
178 partitions {
179 compatible = "fixed-partitions";
180 #address-cells = <1>;
181 #size-cells = <1>;
182
183 partition@0 {
184 label = "boot";
185 reg = <0x00000000 0x00080000>;
186 read-only;
187 };
188
189 partition@80000 {
190 label = "nvram";
191 reg = <0x00080000 0x00180000>;
192 };
193
194 partition@200000 {
195 label = "firmware";
196 reg = <0x00200000 0x07e00000>;
197 compatible = "brcm,trx";
198 };
199 };
200};