1// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
  2/*
  3 * Copyright (C) 2021-2022 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		et1macaddr: et1macaddr {
 30		};
 31	};
 32
 33	leds {
 34		compatible = "gpio-leds";
 35
 36		led-power {
 37			label = "white:power";
 38			gpios = <&chipcommon 3 GPIO_ACTIVE_LOW>;
 39			linux,default-trigger = "default-on";
 40		};
 41
 42		led-wan-red {
 43			label = "red:wan";
 44			gpios = <&chipcommon 5 GPIO_ACTIVE_HIGH>;
 45		};
 46
 47		led-lan {
 48			label = "white:lan";
 49			gpios = <&chipcommon 21 GPIO_ACTIVE_LOW>;
 50		};
 51
 52		led-usb2 {
 53			label = "white:usb2";
 54			gpios = <&chipcommon 16 GPIO_ACTIVE_LOW>;
 55			trigger-sources = <&ehci_port2>;
 56			linux,default-trigger = "usbport";
 57		};
 58
 59		led-usb3 {
 60			label = "white:usb3";
 61			gpios = <&chipcommon 17 GPIO_ACTIVE_LOW>;
 62			trigger-sources = <&ehci_port1>, <&xhci_port1>;
 63			linux,default-trigger = "usbport";
 64		};
 65
 66		led-wps {
 67			label = "white:wps";
 68			gpios = <&chipcommon 19 GPIO_ACTIVE_LOW>;
 69		};
 70	};
 71
 72	gpio-keys {
 73		compatible = "gpio-keys";
 74
 75		button-wps {
 76			label = "WPS";
 77			linux,code = <KEY_WPS_BUTTON>;
 78			gpios = <&chipcommon 20 GPIO_ACTIVE_LOW>;
 79		};
 80
 81		button-reset {
 82			label = "Reset";
 83			linux,code = <KEY_RESTART>;
 84			gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
 85		};
 86
 87		button-wifi {
 88			label = "Wi-Fi";
 89			linux,code = <KEY_RFKILL>;
 90			gpios = <&chipcommon 18 GPIO_ACTIVE_LOW>;
 91		};
 92
 93		button-led {
 94			label = "Backlight";
 95			linux,code = <KEY_BRIGHTNESS_ZERO>;
 96			gpios = <&chipcommon 4 GPIO_ACTIVE_LOW>;
 97		};
 98	};
 99
100	switch {
101		compatible = "realtek,rtl8365mb";
102		/* 7 = MDIO (has input reads), 6 = MDC (clock, output only) */
103		mdc-gpios = <&chipcommon 6 GPIO_ACTIVE_HIGH>;
104		mdio-gpios = <&chipcommon 7 GPIO_ACTIVE_HIGH>;
105		reset-gpios = <&chipcommon 10 GPIO_ACTIVE_LOW>;
106		realtek,disable-leds;
107		dsa,member = <1 0>;
108
109		ports {
110			#address-cells = <1>;
111			#size-cells = <0>;
112
113			port@0 {
114				reg = <0>;
115				label = "lan5";
116				phy-handle = <&ethphy0>;
117			};
118
119			port@1 {
120				reg = <1>;
121				label = "lan6";
122				phy-handle = <&ethphy1>;
123			};
124
125			port@2 {
126				reg = <2>;
127				label = "lan7";
128				phy-handle = <&ethphy2>;
129			};
130
131			port@3 {
132				reg = <3>;
133				label = "lan8";
134				phy-handle = <&ethphy3>;
135			};
136
137			port@6 {
138				reg = <6>;
139				label = "cpu";
140				ethernet = <&sw0_p5>;
141				phy-mode = "rgmii";
142				tx-internal-delay-ps = <2000>;
143				rx-internal-delay-ps = <2100>;
144
145				fixed-link {
146					speed = <1000>;
147					full-duplex;
148					pause;
149				};
150			};
151		};
152
153		mdio {
154			compatible = "realtek,smi-mdio";
155			#address-cells = <1>;
156			#size-cells = <0>;
157
158			ethphy0: ethernet-phy@0 {
159				reg = <0>;
160			};
161
162			ethphy1: ethernet-phy@1 {
163				reg = <1>;
164			};
165
166			ethphy2: ethernet-phy@2 {
167				reg = <2>;
168			};
169
170			ethphy3: ethernet-phy@3 {
171				reg = <3>;
172			};
173		};
174	};
175};
176
177&srab {
178	compatible = "brcm,bcm53012-srab", "brcm,bcm5301x-srab";
179	status = "okay";
180	dsa,member = <0 0>;
181
182	ports {
183		port@0 {
184			reg = <0>;
185			label = "lan4";
186		};
187
188		port@1 {
189			reg = <1>;
190			label = "lan3";
191		};
192
193		port@2 {
194			reg = <2>;
195			label = "lan2";
196		};
197
198		port@3 {
199			reg = <3>;
200			label = "lan1";
201		};
202
203		port@4 {
204			reg = <4>;
205			label = "wan";
206		};
207
208		sw0_p5: port@5 {
209			reg = <5>;
210			label = "extsw";
211			phy-mode = "rgmii";
212
213			fixed-link {
214				speed = <1000>;
215				full-duplex;
216				pause;
217			};
218		};
219
220		port@7 {
221			reg = <7>;
222			ethernet = <&gmac1>;
223			label = "cpu";
224
225			fixed-link {
226				speed = <1000>;
227				full-duplex;
228			};
229		};
230
231		port@8 {
232			reg = <8>;
233			ethernet = <&gmac2>;
234			label = "cpu";
235
236			fixed-link {
237				speed = <1000>;
238				full-duplex;
239			};
240		};
241	};
242};
243
244&gmac0 {
245	status = "disabled";
246};
247
248&gmac1 {
249	nvmem-cells = <&et1macaddr>;
250	nvmem-cell-names = "mac-address";
251};
252
253&usb2 {
254	vcc-gpio = <&chipcommon 9 GPIO_ACTIVE_HIGH>;
255};
256
257&usb3_phy {
258	status = "okay";
259};
260
261&nandcs {
262	partitions {
263		compatible = "fixed-partitions";
264		#address-cells = <1>;
265		#size-cells = <1>;
266
267		partition@0 {
268			label = "boot";
269			reg = <0x00000000 0x00080000>;
270			read-only;
271		};
272
273		partition@80000 {
274			label = "nvram";
275			reg = <0x00080000 0x00180000>;
276		};
277
278		partition@200000 {
279			label = "firmware";
280			reg = <0x00200000 0x07e00000>;
281			compatible = "brcm,trx";
282		};
283	};
284};