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1/*
2 * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board
3 *
4 * Copyright (C) 2012 Atmel,
5 * 2012 Hong Xu <hong.xu@atmel.com>
6 *
7 * Licensed under GPLv2 or later.
8 */
9/dts-v1/;
10#include "at91sam9n12.dtsi"
11
12/ {
13 model = "Atmel AT91SAM9N12-EK";
14 compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9";
15
16 chosen {
17 bootargs = "root=/dev/mtdblock1 rw rootfstype=jffs2";
18 stdout-path = "serial0:115200n8";
19 };
20
21 memory {
22 reg = <0x20000000 0x8000000>;
23 };
24
25 clocks {
26 slow_xtal {
27 clock-frequency = <32768>;
28 };
29
30 main_xtal {
31 clock-frequency = <16000000>;
32 };
33 };
34
35 ahb {
36 apb {
37 dbgu: serial@fffff200 {
38 status = "okay";
39 };
40
41 ssc0: ssc@f0010000 {
42 status = "okay";
43 };
44
45 tcb0: timer@f8008000 {
46 timer@0 {
47 compatible = "atmel,tcb-timer";
48 reg = <0>;
49 };
50
51 timer@1 {
52 compatible = "atmel,tcb-timer";
53 reg = <1>;
54 };
55 };
56
57 i2c0: i2c@f8010000 {
58 status = "okay";
59
60 wm8904: codec@1a {
61 compatible = "wlf,wm8904";
62 reg = <0x1a>;
63 clocks = <&pck0>;
64 clock-names = "mclk";
65 };
66
67 qt1070: keyboard@1b {
68 compatible = "qt1070";
69 reg = <0x1b>;
70 interrupt-parent = <&pioA>;
71 interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
72 pinctrl-names = "default";
73 pinctrl-0 = <&pinctrl_qt1070_irq>;
74 };
75 };
76
77 mmc0: mmc@f0008000 {
78 pinctrl-0 = <
79 &pinctrl_board_mmc0
80 &pinctrl_mmc0_slot0_clk_cmd_dat0
81 &pinctrl_mmc0_slot0_dat1_3>;
82 status = "okay";
83 slot@0 {
84 reg = <0>;
85 bus-width = <4>;
86 cd-gpios = <&pioA 7 GPIO_ACTIVE_HIGH>;
87 };
88 };
89
90 pinctrl@fffff400 {
91 mmc0 {
92 pinctrl_board_mmc0: mmc0-board {
93 atmel,pins =
94 <AT91_PIOA 7 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PA7 gpio CD pin pull up and deglitch */
95 };
96 };
97
98 qt1070 {
99 pinctrl_qt1070_irq: qt1070_irq {
100 atmel,pins =
101 <AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
102 };
103 };
104
105 sound {
106 pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
107 atmel,pins =
108 <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
109 };
110 };
111
112 usb1 {
113 pinctrl_usb1_vbus_sense: usb1_vbus_sense {
114 atmel,pins =
115 <AT91_PIOB 16 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB16 gpio usb vbus sense, no pull up and deglitch */
116 };
117 };
118 };
119
120 spi0: spi@f0000000 {
121 status = "okay";
122 cs-gpios = <&pioA 14 0>, <0>, <0>, <0>;
123 m25p80@0 {
124 compatible = "atmel,at25df321a";
125 spi-max-frequency = <50000000>;
126 reg = <0>;
127 };
128 };
129
130 hlcdc: hlcdc@f8038000 {
131 status = "okay";
132
133 hlcdc-display-controller {
134 pinctrl-names = "default";
135 pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_rgb888>;
136
137 port@0 {
138 hlcdc_panel_output: endpoint@0 {
139 reg = <0>;
140 remote-endpoint = <&panel_input>;
141 };
142 };
143 };
144 };
145
146 usb1: gadget@f803c000 {
147 pinctrl-names = "default";
148 pinctrl-0 = <&pinctrl_usb1_vbus_sense>;
149 atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>;
150 status = "okay";
151 };
152
153 watchdog@fffffe40 {
154 status = "okay";
155 };
156
157 rtc@fffffeb0 {
158 status = "okay";
159 };
160 };
161
162 ebi: ebi@10000000 {
163 status = "okay";
164
165 nand_controller: nand-controller {
166 status = "okay";
167 pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
168 pinctrl-names = "default";
169
170 nand@3 {
171 reg = <0x3 0x0 0x800000>;
172 rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
173 cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
174 nand-bus-width = <8>;
175 nand-ecc-mode = "soft";
176 nand-ecc-strength = <2>;
177 nand-ecc-step-size = <512>;
178 nand-on-flash-bbt;
179 label = "atmel_nand";
180 };
181 };
182 };
183
184 usb0: ohci@500000 {
185 num-ports = <1>;
186 atmel,vbus-gpio = <&pioB 7 GPIO_ACTIVE_LOW>;
187 status = "okay";
188 };
189 };
190
191 backlight: backlight {
192 compatible = "pwm-backlight";
193 pwms = <&hlcdc_pwm 0 50000 0>;
194 brightness-levels = <0 4 8 16 32 64 128 255>;
195 default-brightness-level = <6>;
196 power-supply = <&bl_reg>;
197 status = "okay";
198 };
199
200 bl_reg: backlight_regulator {
201 compatible = "regulator-fixed";
202 regulator-name = "backlight-power-supply";
203 regulator-min-microvolt = <5000000>;
204 regulator-max-microvolt = <5000000>;
205 status = "okay";
206 };
207
208 leds {
209 compatible = "gpio-leds";
210
211 d8 {
212 label = "d8";
213 gpios = <&pioB 4 GPIO_ACTIVE_LOW>;
214 linux,default-trigger = "mmc0";
215 };
216
217 d9 {
218 label = "d9";
219 gpios = <&pioB 5 GPIO_ACTIVE_LOW>;
220 linux,default-trigger = "nand-disk";
221 };
222
223 d10 {
224 label = "d10";
225 gpios = <&pioB 6 GPIO_ACTIVE_HIGH>;
226 linux,default-trigger = "heartbeat";
227 };
228 };
229
230 gpio_keys {
231 compatible = "gpio-keys";
232
233 enter {
234 label = "Enter";
235 gpios = <&pioB 3 GPIO_ACTIVE_LOW>;
236 linux,code = <28>;
237 wakeup-source;
238 };
239 };
240
241 panel: panel {
242 compatible = "qiaodian,qd43003c0-40", "simple-panel";
243 backlight = <&backlight>;
244 power-supply = <&panel_reg>;
245 #address-cells = <1>;
246 #size-cells = <0>;
247 status = "okay";
248
249 port@0 {
250 reg = <0>;
251 #address-cells = <1>;
252 #size-cells = <0>;
253
254 panel_input: endpoint@0 {
255 reg = <0>;
256 remote-endpoint = <&hlcdc_panel_output>;
257 };
258 };
259 };
260
261 panel_reg: panel_regulator {
262 compatible = "regulator-fixed";
263 regulator-name = "panel-power-supply";
264 regulator-min-microvolt = <3300000>;
265 regulator-max-microvolt = <3300000>;
266 status = "okay";
267 };
268
269 sound {
270 compatible = "atmel,asoc-wm8904";
271 pinctrl-names = "default";
272 pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
273
274 atmel,model = "wm8904 @ AT91SAM9N12";
275 atmel,audio-routing =
276 "Headphone Jack", "HPOUTL",
277 "Headphone Jack", "HPOUTR",
278 "IN2L", "Line In Jack",
279 "IN2R", "Line In Jack",
280 "Mic", "MICBIAS",
281 "IN1L", "Mic";
282
283 atmel,ssc-controller = <&ssc0>;
284 atmel,audio-codec = <&wm8904>;
285 };
286};