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Linux kernel mirror (for testing)
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linux
1/*
2 * at91-sama5d4ek.dts - Device Tree file for SAMA5D4 Evaluation Kit
3 *
4 * Copyright (C) 2014 Atmel,
5 * 2014 Nicolas Ferre <nicolas.ferre@atmel.com>
6 *
7 * This file is dual-licensed: you can use it either under the terms
8 * of the GPL or the X11 license, at your option. Note that this dual
9 * licensing only applies to this file, and not this project as a
10 * whole.
11 *
12 * a) This file is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of the
15 * License, or (at your option) any later version.
16 *
17 * This file is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * Or, alternatively,
23 *
24 * b) Permission is hereby granted, free of charge, to any person
25 * obtaining a copy of this software and associated documentation
26 * files (the "Software"), to deal in the Software without
27 * restriction, including without limitation the rights to use,
28 * copy, modify, merge, publish, distribute, sublicense, and/or
29 * sell copies of the Software, and to permit persons to whom the
30 * Software is furnished to do so, subject to the following
31 * conditions:
32 *
33 * The above copyright notice and this permission notice shall be
34 * included in all copies or substantial portions of the Software.
35 *
36 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
37 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
38 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
39 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
40 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
41 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
42 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
43 * OTHER DEALINGS IN THE SOFTWARE.
44 */
45/dts-v1/;
46#include "sama5d4.dtsi"
47
48/ {
49 model = "Atmel SAMA5D4-EK";
50 compatible = "atmel,sama5d4ek", "atmel,sama5d4", "atmel,sama5";
51
52 chosen {
53 bootargs = "ignore_loglevel earlyprintk";
54 stdout-path = "serial0:115200n8";
55 };
56
57 memory {
58 reg = <0x20000000 0x20000000>;
59 };
60
61 clocks {
62 #address-cells = <1>;
63 #size-cells = <1>;
64 ranges;
65
66 main_clock: clock@0 {
67 compatible = "atmel,osc", "fixed-clock";
68 clock-frequency = <12000000>;
69 };
70
71 slow_xtal {
72 clock-frequency = <32768>;
73 };
74
75 main_xtal {
76 clock-frequency = <12000000>;
77 };
78 };
79
80 ahb {
81 apb {
82 lcd_bus@f0000000 {
83 status = "okay";
84
85 lcd@f0000000 {
86 status = "okay";
87 };
88
89 lcdovl1@f0000140 {
90 status = "okay";
91 };
92
93 lcdovl2@f0000240 {
94 status = "okay";
95 };
96
97 lcdheo1@f0000340 {
98 status = "okay";
99 };
100 };
101
102 adc0: adc@fc034000 {
103 pinctrl-names = "default";
104 pinctrl-0 = <
105 /* external trigger conflicts with USBA_VBUS */
106 &pinctrl_adc0_ad0
107 &pinctrl_adc0_ad1
108 &pinctrl_adc0_ad2
109 &pinctrl_adc0_ad3
110 &pinctrl_adc0_ad4
111 >;
112 /* The vref depends on JP22 of EK. If connect 1-2 then use 3.3V. connect 2-3 use 3.0V */
113 atmel,adc-vref = <3300>;
114 /*atmel,adc-ts-wires = <4>;*/ /* Set up ADC touch screen */
115 status = "okay"; /* Enable ADC IIO support */
116 };
117
118 mmc0: mmc@f8000000 {
119 pinctrl-names = "default";
120 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
121 slot@0 {
122 reg = <0>;
123 bus-width = <4>;
124 cd-gpios = <&pioE 5 0>;
125 };
126 };
127
128 ssc0: ssc@f8008000 {
129 status = "okay";
130 };
131
132 spi0: spi@f8010000 {
133 cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
134 status = "okay";
135 m25p80@0 {
136 compatible = "atmel,at25df321a";
137 spi-max-frequency = <50000000>;
138 reg = <0>;
139 };
140 };
141
142 i2c0: i2c@f8014000 {
143 status = "okay";
144
145 wm8904: codec@1a {
146 compatible = "wlf,wm8904";
147 reg = <0x1a>;
148 clocks = <&pck2>;
149 clock-names = "mclk";
150 };
151 };
152
153 macb0: ethernet@f8020000 {
154 phy-mode = "rmii";
155 status = "okay";
156 };
157
158 mmc1: mmc@fc000000 {
159 pinctrl-names = "default";
160 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
161 status = "okay";
162 slot@0 {
163 reg = <0>;
164 bus-width = <4>;
165 cd-gpios = <&pioE 6 0>;
166 };
167 };
168
169 usart2: serial@fc008000 {
170 status = "okay";
171 };
172
173 usart3: serial@fc00c000 {
174 status = "okay";
175 };
176
177 usart4: serial@fc010000 {
178 status = "okay";
179 };
180
181 watchdog@fc068640 {
182 status = "okay";
183 };
184
185 pinctrl@fc06a000 {
186 board {
187 pinctrl_mmc0_cd: mmc0_cd {
188 atmel,pins =
189 <AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
190 };
191 pinctrl_mmc1_cd: mmc1_cd {
192 atmel,pins =
193 <AT91_PIOE 6 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
194 };
195 pinctrl_pck2_as_audio_mck: pck2_as_audio_mck {
196 atmel,pins =
197 <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
198 };
199 pinctrl_usba_vbus: usba_vbus {
200 atmel,pins =
201 <AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
202 };
203 pinctrl_key_gpio: key_gpio_0 {
204 atmel,pins =
205 <AT91_PIOE 13 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PE13 gpio */
206 };
207 };
208 };
209 };
210
211 usb0: gadget@00400000 {
212 atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
213 pinctrl-names = "default";
214 pinctrl-0 = <&pinctrl_usba_vbus>;
215 status = "okay";
216 };
217
218 usb1: ohci@00500000 {
219 num-ports = <3>;
220 atmel,vbus-gpio = <0 /* &pioE 10 GPIO_ACTIVE_LOW */
221 &pioE 11 GPIO_ACTIVE_LOW
222 &pioE 12 GPIO_ACTIVE_LOW
223 >;
224 status = "okay";
225 };
226
227 usb2: ehci@00600000 {
228 status = "okay";
229 };
230
231 nand0: nand@80000000 {
232 nand-bus-width = <8>;
233 nand-ecc-mode = "hw";
234 nand-on-flash-bbt;
235 atmel,has-pmecc;
236 status = "okay";
237
238 at91bootstrap@0 {
239 label = "at91bootstrap";
240 reg = <0x0 0x40000>;
241 };
242
243 bootloader@40000 {
244 label = "bootloader";
245 reg = <0x40000 0x80000>;
246 };
247
248 bootloaderenv@c0000 {
249 label = "bootloader env";
250 reg = <0xc0000 0xc0000>;
251 };
252
253 dtb@180000 {
254 label = "device tree";
255 reg = <0x180000 0x80000>;
256 };
257
258 kernel@200000 {
259 label = "kernel";
260 reg = <0x200000 0x600000>;
261 };
262
263 rootfs@800000 {
264 label = "rootfs";
265 reg = <0x800000 0x0f800000>;
266 };
267 };
268 };
269
270 gpio_keys {
271 compatible = "gpio-keys";
272
273 pinctrl-names = "default";
274 pinctrl-0 = <&pinctrl_key_gpio>;
275
276 pb_user1 {
277 label = "pb_user1";
278 gpios = <&pioE 13 GPIO_ACTIVE_HIGH>;
279 linux,code = <0x100>;
280 gpio-key,wakeup;
281 };
282 };
283
284 leds {
285 compatible = "gpio-leds";
286 status = "okay";
287
288 d8 {
289 label = "d8";
290 /* PE28, conflicts with usart4 rts pin */
291 gpios = <&pioE 28 GPIO_ACTIVE_LOW>;
292 };
293
294 d9 {
295 label = "d9";
296 gpios = <&pioE 9 GPIO_ACTIVE_HIGH>;
297 };
298
299 d10 {
300 label = "d10";
301 gpios = <&pioE 8 GPIO_ACTIVE_LOW>;
302 linux,default-trigger = "heartbeat";
303 };
304 };
305
306 sound {
307 compatible = "atmel,asoc-wm8904";
308 pinctrl-names = "default";
309 pinctrl-0 = <&pinctrl_pck2_as_audio_mck>;
310
311 atmel,model = "wm8904 @ SAMA5D4EK";
312 atmel,audio-routing =
313 "Headphone Jack", "HPOUTL",
314 "Headphone Jack", "HPOUTR",
315 "IN1L", "Line In Jack",
316 "IN1R", "Line In Jack";
317
318 atmel,ssc-controller = <&ssc0>;
319 atmel,audio-codec = <&wm8904>;
320 };
321};