1/*
2 * Device Tree file for Lenovo Iomega ix4-300d
3 *
4 * Copyright (C) 2014, Benoit Masson <yahoo@perenite.com>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
11
12/dts-v1/;
13
14#include <dt-bindings/input/input.h>
15#include <dt-bindings/gpio/gpio.h>
16#include "armada-xp-mv78230.dtsi"
17
18/ {
19	model = "Lenovo Iomega ix4-300d";
20	compatible = "lenovo,ix4-300d", "marvell,armadaxp-mv78230",
21		     "marvell,armadaxp", "marvell,armada-370-xp";
22
23	chosen {
24		bootargs = "console=ttyS0,115200 earlyprintk";
25		stdout-path = "/soc/internal-regs/serial@12000";
26	};
27
28	memory {
29		device_type = "memory";
30		reg = <0 0x00000000 0 0x20000000>; /* 512MB */
31	};
32
33	soc {
34		ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xd0000000 0x100000
35			MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000>;
36
37		pcie-controller {
38			status = "okay";
39
40			/* Quad port sata: Marvell 88SX7042 */
41			pcie@1,0 {
42				/* Port 0, Lane 0 */
43				status = "okay";
44			};
45
46			/* USB 3.0 xHCI controller: NEC D720200F1 */
47			pcie@5,0 {
48				/* Port 1, Lane 0 */
49				status = "okay";
50			};
51		};
52
53		internal-regs {
54			pinctrl {
55				poweroff_pin: poweroff-pin {
56					marvell,pins = "mpp24";
57					marvell,function = "gpio";
58				};
59
60				power_button_pin: power-button-pin {
61					marvell,pins = "mpp44";
62					marvell,function = "gpio";
63				};
64
65				reset_button_pin: reset-button-pin {
66					marvell,pins = "mpp45";
67					marvell,function = "gpio";
68				};
69				select_button_pin: select-button-pin {
70					marvell,pins = "mpp41";
71					marvell,function = "gpio";
72				};
73
74				scroll_button_pin: scroll-button-pin {
75					marvell,pins = "mpp42";
76					marvell,function = "gpio";
77				};
78
79				hdd_led_pin: hdd-led-pin {
80					marvell,pins = "mpp26";
81					marvell,function = "gpio";
82				};
83			};
84
85			serial@12000 {
86				status = "okay";
87			};
88
89			mdio {
90				phy0: ethernet-phy@0 { /* Marvell 88E1318 */
91					reg = <0>;
92				};
93
94				phy1: ethernet-phy@1 { /* Marvell 88E1318 */
95					reg = <1>;
96				};
97			};
98
99			ethernet@70000 {
100				status = "okay";
101				phy = <&phy0>;
102				phy-mode = "rgmii-id";
103			};
104
105			ethernet@74000 {
106				status = "okay";
107				phy = <&phy1>;
108				phy-mode = "rgmii-id";
109			};
110
111			usb@50000 {
112				status = "okay";
113			};
114
115			usb@51000 {
116				status = "okay";
117			};
118
119			i2c@11000 {
120				clock-frequency = <400000>;
121				status = "okay";
122
123				adt7473@2e {
124					compatible = "adi,adt7473";
125					reg = <0x2e>;
126				};
127
128				pcf8563@51 {
129					compatible = "nxp,pcf8563";
130					reg = <0x51>;
131				};
132
133			};
134
135			nand@d0000 {
136				status = "okay";
137				num-cs = <1>;
138				marvell,nand-keep-config;
139				marvell,nand-enable-arbiter;
140				nand-on-flash-bbt;
141
142				partition@0 {
143					label = "u-boot";
144					reg = <0x0000000 0xe0000>;
145					read-only;
146				};
147
148				partition@e0000 {
149					label = "u-boot-env";
150					reg = <0xe0000 0x20000>;
151					read-only;
152				};
153
154				partition@100000 {
155					label = "u-boot-env2";
156					reg = <0x100000 0x20000>;
157					read-only;
158				};
159
160				partition@120000 {
161					label = "zImage";
162					reg = <0x120000 0x400000>;
163				};
164
165				partition@520000 {
166					label = "initrd";
167					reg = <0x520000 0x400000>;
168				};
169
170				partition@xE00000 {
171					label = "boot";
172					reg = <0xE00000 0x3F200000>;
173				};
174
175				partition@flash {
176					label = "flash";
177					reg = <0x0 0x40000000>;
178				};
179			};
180		};
181	};
182
183	gpio-keys {
184		compatible = "gpio-keys";
185		pinctrl-0 = <&power_button_pin &reset_button_pin
186			&select_button_pin &scroll_button_pin>;
187		pinctrl-names = "default";
188
189		power-button {
190			label = "Power Button";
191			linux,code = <KEY_POWER>;
192			gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
193		};
194
195		reset-button {
196			label = "Reset Button";
197			linux,code = <KEY_RESTART>;
198			gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
199		};
200
201		select-button {
202			label = "Select Button";
203			linux,code = <BTN_SELECT>;
204			gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
205		};
206
207		scroll-button {
208			label = "Scroll Button";
209			linux,code = <KEY_SCROLLDOWN>;
210			gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
211		};
212	};
213
214	spi3 {
215		compatible = "spi-gpio";
216		status = "okay";
217		gpio-sck = <&gpio0 25 GPIO_ACTIVE_LOW>;
218		gpio-mosi = <&gpio1 15 GPIO_ACTIVE_LOW>; /*gpio 47*/
219		cs-gpios = <&gpio0 27 GPIO_ACTIVE_LOW>;
220		num-chipselects = <1>;
221		#address-cells = <1>;
222		#size-cells = <0>;
223
224		gpio_spi: gpio_spi@0 {
225			compatible = "fairchild,74hc595";
226			gpio-controller;
227			#gpio-cells = <2>;
228			reg = <0>;
229			registers-number = <2>;
230			spi-max-frequency = <100000>;
231		};
232	};
233
234	gpio-leds {
235		compatible = "gpio-leds";
236		pinctrl-0 = <&hdd_led_pin>;
237		pinctrl-names = "default";
238
239		hdd-led {
240			label = "ix4-300d:hdd:blue";
241			gpios = <&gpio0 26 GPIO_ACTIVE_HIGH>;
242			default-state = "off";
243		};
244
245		power-led {
246			label = "ix4-300d:power:white";
247			gpios = <&gpio_spi 1 GPIO_ACTIVE_LOW>;
248			/* init blinking while booting */
249			linux,default-trigger = "timer";
250			default-state = "on";
251		};
252
253		sysfail-led {
254			label = "ix4-300d:sysfail:red";
255			gpios = <&gpio_spi 2 GPIO_ACTIVE_HIGH>;
256			default-state = "off";
257		};
258
259		sys-led {
260			label = "ix4-300d:sys:blue";
261			gpios = <&gpio_spi 3 GPIO_ACTIVE_HIGH>;
262			default-state = "off";
263		};
264
265		hddfail-led {
266			label = "ix4-300d:hddfail:red";
267			gpios = <&gpio_spi 4 GPIO_ACTIVE_HIGH>;
268			default-state = "off";
269		};
270
271	};
272
273	/*
274	 * Warning: you need both eth1 & 0 PHY initialized (i.e having
275	 * them up does the tweak) for poweroff to shutdown otherwise it
276	 * reboots
277	 */
278	gpio-poweroff {
279		compatible = "gpio-poweroff";
280		pinctrl-0 = <&poweroff_pin>;
281		pinctrl-names = "default";
282		gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
283	};
284};
285