1// SPDX-License-Identifier: (GPL-2.0 OR MIT)
2/*
3 * Device Tree file for the Linksys WRT1900AC (Mamba).
4 *
5 * Note: this board is shipped with a new generation boot loader that
6 * remaps internal registers at 0xf1000000. Therefore, if earlyprintk
7 * is used, the CONFIG_DEBUG_MVEBU_UART0_ALTERNATE option should be
8 * used.
9 *
10 * Copyright (C) 2014 Imre Kaloz <kaloz@openwrt.org>
11 *
12 * Based on armada-xp-axpwifiap.dts:
13 *
14 *     Copyright (C) 2013 Marvell
15 *
16 *     Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
17 */
18
19/dts-v1/;
20#include <dt-bindings/gpio/gpio.h>
21#include <dt-bindings/input/input.h>
22#include "armada-xp-mv78230.dtsi"
23
24/ {
25	model = "Linksys WRT1900AC";
26	compatible = "linksys,mamba", "marvell,armadaxp-mv78230",
27		     "marvell,armadaxp", "marvell,armada-370-xp";
28
29	chosen {
30		bootargs = "console=ttyS0,115200";
31		stdout-path = &uart0;
32	};
33
34	memory@0 {
35		device_type = "memory";
36		reg = <0x00000000 0x00000000 0x00000000 0x10000000>; /* 256MB */
37	};
38
39	soc {
40		ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000
41			  MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000
42			  MBUS_ID(0x09, 0x09) 0 0 0xf1100000 0x10000
43			  MBUS_ID(0x09, 0x05) 0 0 0xf1110000 0x10000
44			  MBUS_ID(0x0c, 0x04) 0 0 0xf1200000 0x100000>;
45
46		internal-regs {
47
48			rtc@10300 {
49				/* No crystal connected to the internal RTC */
50				status = "disabled";
51			};
52
53			/* J10: VCC, NC, RX, NC, TX, GND  */
54			serial@12000 {
55				status = "okay";
56			};
57
58			sata@a0000 {
59				nr-ports = <1>;
60				status = "okay";
61			};
62
63			ethernet@70000 {
64				pinctrl-0 = <&ge0_rgmii_pins>;
65				pinctrl-names = "default";
66				status = "okay";
67				phy-mode = "rgmii-id";
68				buffer-manager = <&bm>;
69				bm,pool-long = <0>;
70				bm,pool-short = <1>;
71				fixed-link {
72					speed = <1000>;
73					full-duplex;
74				};
75			};
76
77			ethernet@74000 {
78				pinctrl-0 = <&ge1_rgmii_pins>;
79				pinctrl-names = "default";
80				status = "okay";
81				phy-mode = "rgmii-id";
82				buffer-manager = <&bm>;
83				bm,pool-long = <2>;
84				bm,pool-short = <3>;
85				fixed-link {
86					speed = <1000>;
87					full-duplex;
88				};
89			};
90
91			/* USB part of the eSATA/USB 2.0 port */
92			usb@50000 {
93				status = "okay";
94			};
95
96			i2c@11000 {
97				status = "okay";
98				clock-frequency = <100000>;
99
100				tmp421@4c {
101					compatible = "ti,tmp421";
102					reg = <0x4c>;
103				};
104
105				tlc59116@68 {
106					#address-cells = <1>;
107					#size-cells = <0>;
108					#gpio-cells = <2>;
109					compatible = "ti,tlc59116";
110					reg = <0x68>;
111
112					wan_amber@0 {
113						label = "mamba:amber:wan";
114						reg = <0x0>;
115					};
116
117					wan_white@1 {
118						label = "mamba:white:wan";
119						reg = <0x1>;
120					};
121
122					wlan_2g@2 {
123						label = "mamba:white:wlan_2g";
124						reg = <0x2>;
125					};
126
127					wlan_5g@3 {
128						label = "mamba:white:wlan_5g";
129						reg = <0x3>;
130					};
131
132					esata@4 {
133						label = "mamba:white:esata";
134						reg = <0x4>;
135						linux,default-trigger = "disk-activity";
136					};
137
138					usb2@5 {
139						label = "mamba:white:usb2";
140						reg = <0x5>;
141					};
142
143					usb3_1@6 {
144						label = "mamba:white:usb3_1";
145						reg = <0x6>;
146					};
147
148					usb3_2@7 {
149						label = "mamba:white:usb3_2";
150						reg = <0x7>;
151					};
152
153					wps_white@8 {
154						label = "mamba:white:wps";
155						reg = <0x8>;
156					};
157
158					wps_amber@9 {
159						label = "mamba:amber:wps";
160						reg = <0x9>;
161					};
162				};
163			};
164
165			bm@c8000 {
166				status = "okay";
167			};
168		};
169
170		bm-bppi {
171			status = "okay";
172		};
173	};
174
175	gpio_keys {
176		compatible = "gpio-keys";
177		#address-cells = <1>;
178		#size-cells = <0>;
179		pinctrl-0 = <&keys_pin>;
180		pinctrl-names = "default";
181
182		wps {
183			label = "WPS";
184			linux,code = <KEY_WPS_BUTTON>;
185			gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
186		};
187
188		reset {
189			label = "Factory Reset Button";
190			linux,code = <KEY_RESTART>;
191			gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
192		};
193	};
194
195	gpio-leds {
196		compatible = "gpio-leds";
197		pinctrl-0 = <&power_led_pin>;
198		pinctrl-names = "default";
199
200		power {
201			label = "mamba:white:power";
202			gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
203			default-state = "on";
204		};
205	};
206
207	pwm_fan {
208		/* SUNON HA4010V4-0000-C99 */
209
210		compatible = "pwm-fan";
211		pwms = <&gpio0 24 4000>;
212	};
213};
214
215&pciec {
216	status = "okay";
217
218	/* Etron EJ168 USB 3.0 controller */
219	pcie@1,0 {
220		/* Port 0, Lane 0 */
221		status = "okay";
222	};
223
224	/* First mini-PCIe port */
225	pcie@2,0 {
226		/* Port 0, Lane 1 */
227		status = "okay";
228	};
229
230	/* Second mini-PCIe port */
231	pcie@3,0 {
232		/* Port 0, Lane 3 */
233		status = "okay";
234	};
235};
236
237&pinctrl {
238
239	keys_pin: keys-pin {
240		marvell,pins = "mpp32", "mpp33";
241		marvell,function = "gpio";
242	};
243
244	power_led_pin: power-led-pin {
245		marvell,pins = "mpp40";
246		marvell,function = "gpio";
247	};
248
249	gpio_fan_pin: gpio-fan-pin {
250		marvell,pins = "mpp24";
251		marvell,function = "gpio";
252	};
253};
254
255&spi0 {
256	status = "okay";
257
258	spi-flash@0 {
259		#address-cells = <1>;
260		#size-cells = <1>;
261		compatible = "everspin,mr25h256";
262		reg = <0>; /* Chip select 0 */
263		spi-max-frequency = <40000000>;
264	};
265};
266
267&mdio {
268	status = "okay";
269
270	switch@0 {
271		compatible = "marvell,mv88e6085";
272		#address-cells = <1>;
273		#size-cells = <0>;
274		reg = <0>;
275
276		ports {
277			#address-cells = <1>;
278			#size-cells = <0>;
279
280			port@0 {
281				reg = <0>;
282				label = "lan4";
283			};
284
285			port@1 {
286				reg = <1>;
287				label = "lan3";
288			};
289
290			port@2 {
291				reg = <2>;
292				label = "lan2";
293			};
294
295			port@3 {
296				reg = <3>;
297				label = "lan1";
298			};
299
300			port@4 {
301				reg = <4>;
302				label = "internet";
303			};
304
305			port@5 {
306				reg = <5>;
307				label = "cpu";
308				ethernet = <&eth0>;
309				fixed-link {
310					speed = <1000>;
311					full-duplex;
312				};
313			};
314		};
315	};
316};
317
318&nand_controller {
319	status = "okay";
320
321	nand@0 {
322		reg = <0>;
323		label = "pxa3xx_nand-0";
324		nand-rb = <0>;
325		marvell,nand-keep-config;
326		nand-on-flash-bbt;
327		nand-ecc-strength = <4>;
328		nand-ecc-step-size = <512>;
329
330		partitions {
331			compatible = "fixed-partitions";
332			#address-cells = <1>;
333			#size-cells = <1>;
334
335			partition@0 {
336				label = "u-boot";
337				reg = <0x0000000 0x100000>;  /* 1MB */
338				read-only;
339			};
340
341			partition@100000 {
342				label = "u_env";
343				reg = <0x100000 0x40000>;    /* 256KB */
344			};
345
346			partition@140000 {
347				label = "s_env";
348				reg = <0x140000 0x40000>;    /* 256KB */
349			};
350
351			partition@900000 {
352				label = "devinfo";
353				reg = <0x900000 0x100000>;   /* 1MB */
354				read-only;
355			};
356
357			/* kernel1 overlaps with rootfs1 by design */
358			partition@a00000 {
359				label = "kernel1";
360				reg = <0xa00000 0x2800000>;  /* 40MB */
361			};
362
363			partition@d00000 {
364				label = "rootfs1";
365				reg = <0xd00000 0x2500000>;  /* 37MB */
366			};
367
368			/* kernel2 overlaps with rootfs2 by design */
369			partition@3200000 {
370				label = "kernel2";
371				reg = <0x3200000 0x2800000>; /* 40MB */
372			};
373
374			partition@3500000 {
375				label = "rootfs2";
376				reg = <0x3500000 0x2500000>; /* 37MB */
377			};
378
379			/*
380			 * 38MB, last MB is for the BBT, not writable
381			 */
382			partition@5a00000 {
383				label = "syscfg";
384				reg = <0x5a00000 0x2600000>;
385			};
386
387			/*
388			 * Unused area between "s_env" and "devinfo".
389			 * Moved here because otherwise the renumbered
390			 * partitions would break the bootloader
391			 * supplied bootargs
392			 */
393			partition@180000 {
394				label = "unused_area";
395				reg = <0x180000 0x780000>;   /* 7.5MB */
396			};
397		};
398	};
399};
400