tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Device Tree file for Lenovo Iomega ix4-300d
3 *
4 * Copyright (C) 2014, Benoit Masson <yahoo@perenite.com>
5 *
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
9 * whole.
10 *
11 * a) This file is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of the
14 * License, or (at your option) any later version.
15 *
16 * This file is distributed in the hope that it will be useful
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * Or, alternatively
22 *
23 * b) Permission is hereby granted, free of charge, to any person
24 * obtaining a copy of this software and associated documentation
25 * files (the "Software"), to deal in the Software without
26 * restriction, including without limitation the rights to use
27 * copy, modify, merge, publish, distribute, sublicense, and/or
28 * sell copies of the Software, and to permit persons to whom the
29 * Software is furnished to do so, subject to the following
30 * conditions:
31 *
32 * The above copyright notice and this permission notice shall be
33 * included in all copies or substantial portions of the Software.
34 *
35 * THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND
36 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
37 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
38 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
39 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY
40 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
41 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
42 * OTHER DEALINGS IN THE SOFTWARE.
43 */
44
45/dts-v1/;
46
47#include <dt-bindings/input/input.h>
48#include <dt-bindings/gpio/gpio.h>
49#include "armada-xp-mv78230.dtsi"
50
51/ {
52 model = "Lenovo Iomega ix4-300d";
53 compatible = "lenovo,ix4-300d", "marvell,armadaxp-mv78230",
54 "marvell,armadaxp", "marvell,armada-370-xp";
55
56 chosen {
57 stdout-path = "serial0:115200n8";
58 };
59
60 memory {
61 device_type = "memory";
62 reg = <0 0x00000000 0 0x20000000>; /* 512MB */
63 };
64
65 soc {
66 ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xd0000000 0x100000
67 MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000
68 MBUS_ID(0x09, 0x09) 0 0 0xf1100000 0x10000
69 MBUS_ID(0x09, 0x05) 0 0 0xf1110000 0x10000>;
70
71 pcie-controller {
72 status = "okay";
73
74 /* Quad port sata: Marvell 88SX7042 */
75 pcie@1,0 {
76 /* Port 0, Lane 0 */
77 status = "okay";
78 };
79
80 /* USB 3.0 xHCI controller: NEC D720200F1 */
81 pcie@5,0 {
82 /* Port 1, Lane 0 */
83 status = "okay";
84 };
85 };
86
87 internal-regs {
88 serial@12000 {
89 status = "okay";
90 };
91
92 mdio {
93 phy0: ethernet-phy@0 { /* Marvell 88E1318 */
94 reg = <0>;
95 };
96
97 phy1: ethernet-phy@1 { /* Marvell 88E1318 */
98 reg = <1>;
99 };
100 };
101
102 ethernet@70000 {
103 pinctrl-0 = <&ge0_rgmii_pins>;
104 pinctrl-names = "default";
105 status = "okay";
106 phy = <&phy0>;
107 phy-mode = "rgmii-id";
108 };
109
110 ethernet@74000 {
111 pinctrl-0 = <&ge1_rgmii_pins>;
112 pinctrl-names = "default";
113 status = "okay";
114 phy = <&phy1>;
115 phy-mode = "rgmii-id";
116 };
117
118 usb@50000 {
119 status = "okay";
120 };
121
122 usb@51000 {
123 status = "okay";
124 };
125
126 i2c@11000 {
127 clock-frequency = <400000>;
128 status = "okay";
129
130 adt7473@2e {
131 compatible = "adi,adt7473";
132 reg = <0x2e>;
133 };
134
135 eeprom@50 {
136 compatible = "atmel,24c64";
137 reg = <0x50>;
138 };
139
140 pcf8563@51 {
141 compatible = "nxp,pcf8563";
142 reg = <0x51>;
143 };
144
145 };
146
147 nand@d0000 {
148 status = "okay";
149 num-cs = <1>;
150 marvell,nand-keep-config;
151 marvell,nand-enable-arbiter;
152 nand-on-flash-bbt;
153
154 partitions {
155 compatible = "fixed-partitions";
156 #address-cells = <1>;
157 #size-cells = <1>;
158
159 partition@0 {
160 label = "u-boot";
161 reg = <0x00000000 0x000e0000>;
162 read-only;
163 };
164
165 partition@e0000 {
166 label = "u-boot-env";
167 reg = <0x000e0000 0x00020000>;
168 read-only;
169 };
170
171 partition@100000 {
172 label = "u-boot-env2";
173 reg = <0x00100000 0x00020000>;
174 read-only;
175 };
176
177 partition@120000 {
178 label = "zImage";
179 reg = <0x00120000 0x00400000>;
180 };
181
182 partition@520000 {
183 label = "initrd";
184 reg = <0x00520000 0x00400000>;
185 };
186
187 partition@e00000 {
188 label = "boot";
189 reg = <0x00e00000 0x3f200000>;
190 };
191 };
192 };
193 };
194 };
195
196 gpio-keys {
197 compatible = "gpio-keys";
198 pinctrl-0 = <&power_button_pin &reset_button_pin
199 &select_button_pin &scroll_button_pin>;
200 pinctrl-names = "default";
201
202 power-button {
203 label = "Power Button";
204 linux,code = <KEY_POWER>;
205 gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
206 };
207
208 reset-button {
209 label = "Reset Button";
210 linux,code = <KEY_RESTART>;
211 gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
212 };
213
214 select-button {
215 label = "Select Button";
216 linux,code = <BTN_SELECT>;
217 gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
218 };
219
220 scroll-button {
221 label = "Scroll Button";
222 linux,code = <KEY_SCROLLDOWN>;
223 gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
224 };
225 };
226
227 spi3 {
228 compatible = "spi-gpio";
229 status = "okay";
230 gpio-sck = <&gpio0 25 GPIO_ACTIVE_LOW>;
231 gpio-mosi = <&gpio1 15 GPIO_ACTIVE_LOW>; /*gpio 47*/
232 cs-gpios = <&gpio0 27 GPIO_ACTIVE_LOW>;
233 num-chipselects = <1>;
234 #address-cells = <1>;
235 #size-cells = <0>;
236
237 gpio_spi: gpio_spi@0 {
238 compatible = "fairchild,74hc595";
239 gpio-controller;
240 #gpio-cells = <2>;
241 reg = <0>;
242 registers-number = <1>;
243 spi-max-frequency = <100000>;
244 };
245 };
246
247 gpio-leds {
248 compatible = "gpio-leds";
249 pinctrl-0 = <&hdd_led_pin>;
250 pinctrl-names = "default";
251
252 hdd-led {
253 label = "ix4-300d:hdd:blue";
254 gpios = <&gpio0 26 GPIO_ACTIVE_HIGH>;
255 default-state = "off";
256 };
257
258 power-led {
259 label = "ix4-300d:power:white";
260 gpios = <&gpio_spi 1 GPIO_ACTIVE_LOW>;
261 /* init blinking while booting */
262 linux,default-trigger = "timer";
263 default-state = "on";
264 };
265
266 sysfail-led {
267 label = "ix4-300d:sysfail:red";
268 gpios = <&gpio_spi 2 GPIO_ACTIVE_HIGH>;
269 default-state = "off";
270 };
271
272 sys-led {
273 label = "ix4-300d:sys:blue";
274 gpios = <&gpio_spi 3 GPIO_ACTIVE_HIGH>;
275 default-state = "off";
276 };
277
278 hddfail-led {
279 label = "ix4-300d:hddfail:red";
280 gpios = <&gpio_spi 4 GPIO_ACTIVE_HIGH>;
281 default-state = "off";
282 };
283
284 };
285
286 /*
287 * Warning: you need both eth1 & 0 PHY initialized (i.e having
288 * them up does the tweak) for poweroff to shutdown otherwise it
289 * reboots
290 */
291 gpio-poweroff {
292 compatible = "gpio-poweroff";
293 pinctrl-0 = <&poweroff_pin>;
294 pinctrl-names = "default";
295 gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
296 };
297};
298
299&pinctrl {
300 poweroff_pin: poweroff-pin {
301 marvell,pins = "mpp24";
302 marvell,function = "gpio";
303 };
304
305 power_button_pin: power-button-pin {
306 marvell,pins = "mpp44";
307 marvell,function = "gpio";
308 };
309
310 reset_button_pin: reset-button-pin {
311 marvell,pins = "mpp45";
312 marvell,function = "gpio";
313 };
314 select_button_pin: select-button-pin {
315 marvell,pins = "mpp41";
316 marvell,function = "gpio";
317 };
318
319 scroll_button_pin: scroll-button-pin {
320 marvell,pins = "mpp42";
321 marvell,function = "gpio";
322 };
323
324 hdd_led_pin: hdd-led-pin {
325 marvell,pins = "mpp26";
326 marvell,function = "gpio";
327 };
328};