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1/*
2 * Samsung's Exynos5420 based Arndale Octa board device tree source
3 *
4 * Copyright (c) 2013 Samsung Electronics Co., Ltd.
5 * http://www.samsung.com
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10*/
11
12/dts-v1/;
13#include "exynos5420.dtsi"
14#include "exynos5420-cpus.dtsi"
15#include <dt-bindings/gpio/gpio.h>
16#include <dt-bindings/interrupt-controller/irq.h>
17#include <dt-bindings/input/input.h>
18#include <dt-bindings/clock/samsung,s2mps11.h>
19
20/ {
21 model = "Insignal Arndale Octa evaluation board based on EXYNOS5420";
22 compatible = "insignal,arndale-octa", "samsung,exynos5420", "samsung,exynos5";
23
24 memory {
25 reg = <0x20000000 0x80000000>;
26 };
27
28 chosen {
29 bootargs = "console=ttySAC3,115200";
30 };
31
32 firmware@02073000 {
33 compatible = "samsung,secure-firmware";
34 reg = <0x02073000 0x1000>;
35 };
36
37 fixed-rate-clocks {
38 oscclk {
39 compatible = "samsung,exynos5420-oscclk";
40 clock-frequency = <24000000>;
41 };
42 };
43
44 gpio_keys {
45 compatible = "gpio-keys";
46
47 wakeup {
48 label = "SW-TACT1";
49 gpios = <&gpx2 7 GPIO_ACTIVE_LOW>;
50 linux,code = <KEY_WAKEUP>;
51 wakeup-source;
52 };
53 };
54};
55
56&cpu0 {
57 cpu-supply = <&buck2_reg>;
58};
59
60&cpu4 {
61 cpu-supply = <&buck6_reg>;
62};
63
64&usbdrd_dwc3_1 {
65 dr_mode = "host";
66};
67
68&cci {
69 status = "disabled";
70};
71
72&hsi2c_4 {
73 status = "okay";
74
75 s2mps11_pmic@66 {
76 compatible = "samsung,s2mps11-pmic";
77 reg = <0x66>;
78 s2mps11,buck2-ramp-delay = <12>;
79 s2mps11,buck34-ramp-delay = <12>;
80 s2mps11,buck16-ramp-delay = <12>;
81 s2mps11,buck6-ramp-enable = <1>;
82 s2mps11,buck2-ramp-enable = <1>;
83 s2mps11,buck3-ramp-enable = <1>;
84 s2mps11,buck4-ramp-enable = <1>;
85
86 interrupt-parent = <&gpx3>;
87 interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
88 pinctrl-names = "default";
89 pinctrl-0 = <&s2mps11_irq>;
90
91 s2mps11_osc: clocks {
92 #clock-cells = <1>;
93 clock-output-names = "s2mps11_ap",
94 "s2mps11_cp", "s2mps11_bt";
95 };
96
97 regulators {
98 ldo1_reg: LDO1 {
99 regulator-name = "PVDD_ALIVE_1V0";
100 regulator-min-microvolt = <1000000>;
101 regulator-max-microvolt = <1000000>;
102 regulator-always-on;
103 };
104
105 ldo2_reg: LDO2 {
106 regulator-name = "PVDD_APIO_1V8";
107 regulator-min-microvolt = <1800000>;
108 regulator-max-microvolt = <1800000>;
109 };
110
111 ldo3_reg: LDO3 {
112 regulator-name = "PVDD_APIO_MMCON_1V8";
113 regulator-min-microvolt = <1800000>;
114 regulator-max-microvolt = <1800000>;
115 regulator-always-on;
116 };
117
118 ldo4_reg: LDO4 {
119 regulator-name = "PVDD_ADC_1V8";
120 regulator-min-microvolt = <1800000>;
121 regulator-max-microvolt = <1800000>;
122 };
123
124 ldo5_reg: LDO5 {
125 regulator-name = "PVDD_PLL_1V8";
126 regulator-min-microvolt = <1800000>;
127 regulator-max-microvolt = <1800000>;
128 regulator-always-on;
129 };
130
131 ldo6_reg: LDO6 {
132 regulator-name = "PVDD_ANAIP_1V0";
133 regulator-min-microvolt = <1000000>;
134 regulator-max-microvolt = <1000000>;
135 };
136
137 ldo7_reg: LDO7 {
138 regulator-name = "PVDD_ANAIP_1V8";
139 regulator-min-microvolt = <1800000>;
140 regulator-max-microvolt = <1800000>;
141 };
142
143 ldo8_reg: LDO8 {
144 regulator-name = "PVDD_ABB_1V8";
145 regulator-min-microvolt = <1800000>;
146 regulator-max-microvolt = <1800000>;
147 };
148
149 ldo9_reg: LDO9 {
150 regulator-name = "PVDD_USB_3V3";
151 regulator-min-microvolt = <3000000>;
152 regulator-max-microvolt = <3000000>;
153 regulator-always-on;
154 };
155
156 ldo10_reg: LDO10 {
157 regulator-name = "PVDD_PRE_1V8";
158 regulator-min-microvolt = <1800000>;
159 regulator-max-microvolt = <1800000>;
160 regulator-always-on;
161 };
162
163 ldo11_reg: LDO11 {
164 regulator-name = "PVDD_USB_1V0";
165 regulator-min-microvolt = <1000000>;
166 regulator-max-microvolt = <1000000>;
167 regulator-always-on;
168 };
169
170 ldo12_reg: LDO12 {
171 regulator-name = "PVDD_HSIC_1V8";
172 regulator-min-microvolt = <1800000>;
173 regulator-max-microvolt = <1800000>;
174 };
175
176 ldo13_reg: LDO13 {
177 regulator-name = "PVDD_APIO_MMCOFF_2V8";
178 regulator-min-microvolt = <2800000>;
179 regulator-max-microvolt = <2800000>;
180 };
181
182 ldo15_reg: LDO15 {
183 regulator-name = "PVDD_PERI_2V8";
184 regulator-min-microvolt = <3300000>;
185 regulator-max-microvolt = <3300000>;
186 };
187
188 ldo16_reg: LDO16 {
189 regulator-name = "PVDD_PERI_3V3";
190 regulator-min-microvolt = <2200000>;
191 regulator-max-microvolt = <2200000>;
192 };
193
194 ldo18_reg: LDO18 {
195 regulator-name = "PVDD_EMMC_1V8";
196 regulator-min-microvolt = <1800000>;
197 regulator-max-microvolt = <1800000>;
198 };
199
200 ldo19_reg: LDO19 {
201 regulator-name = "PVDD_TFLASH_2V8";
202 regulator-min-microvolt = <2800000>;
203 regulator-max-microvolt = <2800000>;
204 };
205
206 ldo20_reg: LDO20 {
207 regulator-name = "PVDD_BTWIFI_1V8";
208 regulator-min-microvolt = <1800000>;
209 regulator-max-microvolt = <1800000>;
210 };
211
212 ldo21_reg: LDO21 {
213 regulator-name = "PVDD_CAM1IO_1V8";
214 regulator-min-microvolt = <1800000>;
215 regulator-max-microvolt = <1800000>;
216 };
217
218 ldo23_reg: LDO23 {
219 regulator-name = "PVDD_MIFS_1V1";
220 regulator-min-microvolt = <1200000>;
221 regulator-max-microvolt = <1200000>;
222 regulator-always-on;
223 };
224
225 ldo24_reg: LDO24 {
226 regulator-name = "PVDD_CAM1_AVDD_2V8";
227 regulator-min-microvolt = <2800000>;
228 regulator-max-microvolt = <2800000>;
229 };
230
231 ldo26_reg: LDO26 {
232 regulator-name = "PVDD_CAM0_AF_2V8";
233 regulator-min-microvolt = <3000000>;
234 regulator-max-microvolt = <3000000>;
235 };
236
237 ldo27_reg: LDO27 {
238 regulator-name = "PVDD_G3DS_1V0";
239 regulator-min-microvolt = <1200000>;
240 regulator-max-microvolt = <1200000>;
241 };
242
243 ldo28_reg: LDO28 {
244 regulator-name = "PVDD_TSP_3V3";
245 regulator-min-microvolt = <3300000>;
246 regulator-max-microvolt = <3300000>;
247 };
248
249 ldo29_reg: LDO29 {
250 regulator-name = "PVDD_AUDIO_1V8";
251 regulator-min-microvolt = <1800000>;
252 regulator-max-microvolt = <1800000>;
253 };
254
255 ldo31_reg: LDO31 {
256 regulator-name = "PVDD_PERI_1V8";
257 regulator-min-microvolt = <1800000>;
258 regulator-max-microvolt = <1800000>;
259 };
260
261 ldo32_reg: LDO32 {
262 regulator-name = "PVDD_LCD_1V8";
263 regulator-min-microvolt = <1800000>;
264 regulator-max-microvolt = <1800000>;
265 };
266
267 ldo33_reg: LDO33 {
268 regulator-name = "PVDD_CAM0IO_1V8";
269 regulator-min-microvolt = <1800000>;
270 regulator-max-microvolt = <1800000>;
271 };
272
273 ldo35_reg: LDO35 {
274 regulator-name = "PVDD_CAM0_DVDD_1V2";
275 regulator-min-microvolt = <1200000>;
276 regulator-max-microvolt = <1200000>;
277 };
278
279 ldo38_reg: LDO38 {
280 regulator-name = "PVDD_CAM0_AVDD_2V8";
281 regulator-min-microvolt = <2800000>;
282 regulator-max-microvolt = <2800000>;
283 };
284
285 buck1_reg: BUCK1 {
286 regulator-name = "PVDD_MIF_1V1";
287 regulator-min-microvolt = <800000>;
288 regulator-max-microvolt = <1100000>;
289 regulator-always-on;
290 };
291
292 buck2_reg: BUCK2 {
293 regulator-name = "vdd_arm";
294 regulator-min-microvolt = <800000>;
295 regulator-max-microvolt = <1000000>;
296 regulator-always-on;
297 };
298
299 buck3_reg: BUCK3 {
300 regulator-name = "PVDD_INT_1V0";
301 regulator-min-microvolt = <800000>;
302 regulator-max-microvolt = <1000000>;
303 regulator-always-on;
304 };
305
306 buck4_reg: BUCK4 {
307 regulator-name = "PVDD_G3D_1V0";
308 regulator-min-microvolt = <800000>;
309 regulator-max-microvolt = <1000000>;
310 };
311
312 buck5_reg: BUCK5 {
313 regulator-name = "PVDD_LPDDR3_1V2";
314 regulator-min-microvolt = <800000>;
315 regulator-max-microvolt = <1200000>;
316 regulator-always-on;
317 };
318
319 buck6_reg: BUCK6 {
320 regulator-name = "PVDD_KFC_1V0";
321 regulator-min-microvolt = <800000>;
322 regulator-max-microvolt = <1000000>;
323 regulator-always-on;
324 };
325
326 buck7_reg: BUCK7 {
327 regulator-name = "VIN_LLDO_1V4";
328 regulator-min-microvolt = <800000>;
329 regulator-max-microvolt = <1400000>;
330 regulator-always-on;
331 };
332
333 buck8_reg: BUCK8 {
334 regulator-name = "VIN_MLDO_2V0";
335 regulator-min-microvolt = <800000>;
336 regulator-max-microvolt = <2000000>;
337 regulator-always-on;
338 };
339
340 buck9_reg: BUCK9 {
341 regulator-name = "VIN_HLDO_3V5";
342 regulator-min-microvolt = <3000000>;
343 regulator-max-microvolt = <3500000>;
344 regulator-always-on;
345 };
346
347 buck10_reg: BUCK10 {
348 regulator-name = "PVDD_EMMCF_2V8";
349 regulator-min-microvolt = <2800000>;
350 regulator-max-microvolt = <2800000>;
351 };
352 };
353 };
354};
355
356&mfc {
357 samsung,mfc-r = <0x43000000 0x800000>;
358 samsung,mfc-l = <0x51000000 0x800000>;
359};
360
361&mmc_0 {
362 status = "okay";
363 broken-cd;
364 card-detect-delay = <200>;
365 samsung,dw-mshc-ciu-div = <3>;
366 samsung,dw-mshc-sdr-timing = <0 4>;
367 samsung,dw-mshc-ddr-timing = <0 2>;
368 pinctrl-names = "default";
369 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8>;
370 vmmc-supply = <&ldo10_reg>;
371 bus-width = <8>;
372 cap-mmc-highspeed;
373};
374
375&mmc_2 {
376 status = "okay";
377 card-detect-delay = <200>;
378 samsung,dw-mshc-ciu-div = <3>;
379 samsung,dw-mshc-sdr-timing = <2 3>;
380 samsung,dw-mshc-ddr-timing = <1 2>;
381 pinctrl-names = "default";
382 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
383 vmmc-supply = <&ldo19_reg>;
384 vqmmc-supply = <&ldo13_reg>;
385 bus-width = <4>;
386 cap-sd-highspeed;
387};
388
389&pinctrl_0 {
390 s2mps11_irq: s2mps11-irq {
391 samsung,pins = "gpx3-2";
392 samsung,pin-function = <0xf>;
393 samsung,pin-pud = <0>;
394 samsung,pin-drv = <0>;
395 };
396};
397
398&rtc {
399 status = "okay";
400 clocks = <&clock CLK_RTC>, <&s2mps11_osc S2MPS11_CLK_AP>;
401 clock-names = "rtc", "rtc_src";
402};