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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Samsung SMDK5250 board device tree source
4 *
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com
7 */
8
9/dts-v1/;
10#include <dt-bindings/clock/maxim,max77686.h>
11#include <dt-bindings/gpio/gpio.h>
12#include <dt-bindings/interrupt-controller/irq.h>
13#include "exynos5250.dtsi"
14
15/ {
16 model = "Samsung SMDK5250 board based on Exynos5250";
17 compatible = "samsung,smdk5250", "samsung,exynos5250", "samsung,exynos5";
18
19 aliases {
20 };
21
22 memory@40000000 {
23 device_type = "memory";
24 reg = <0x40000000 0x80000000>;
25 };
26
27 chosen {
28 bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
29 stdout-path = "serial2:115200n8";
30 };
31
32 vdd: fixed-regulator-vdd {
33 compatible = "regulator-fixed";
34 regulator-name = "vdd-supply";
35 regulator-min-microvolt = <1800000>;
36 regulator-max-microvolt = <1800000>;
37 regulator-always-on;
38 };
39
40 dbvdd: fixed-regulator-dbvdd {
41 compatible = "regulator-fixed";
42 regulator-name = "dbvdd-supply";
43 regulator-min-microvolt = <3300000>;
44 regulator-max-microvolt = <3300000>;
45 regulator-always-on;
46 };
47
48 spkvdd: fixed-regulator-spkvdd {
49 compatible = "regulator-fixed";
50 regulator-name = "spkvdd-supply";
51 regulator-min-microvolt = <5000000>;
52 regulator-max-microvolt = <5000000>;
53 regulator-always-on;
54 };
55
56 sound {
57 compatible = "samsung,smdk-wm8994";
58
59 samsung,i2s-controller = <&i2s0>;
60 samsung,audio-codec = <&wm8994>;
61 };
62
63 fixed-rate-clocks {
64 xxti {
65 compatible = "samsung,clock-xxti";
66 clock-frequency = <24000000>;
67 };
68
69 codec_mclk: codec-mclk {
70 compatible = "fixed-clock";
71 #clock-cells = <0>;
72 clock-frequency = <16934000>;
73 };
74 };
75};
76
77&cpu0 {
78 cpu0-supply = <&buck2_reg>;
79};
80
81&dp {
82 samsung,color-space = <0>;
83 samsung,color-depth = <1>;
84 samsung,link-rate = <0x0a>;
85 samsung,lane-count = <4>;
86
87 pinctrl-names = "default";
88 pinctrl-0 = <&dp_hpd>;
89 status = "okay";
90
91 display-timings {
92 native-mode = <&timing0>;
93
94 timing0: timing {
95 /* 1280x800 */
96 clock-frequency = <50000>;
97 hactive = <1280>;
98 vactive = <800>;
99 hfront-porch = <4>;
100 hback-porch = <4>;
101 hsync-len = <4>;
102 vback-porch = <4>;
103 vfront-porch = <4>;
104 vsync-len = <4>;
105 };
106 };
107};
108
109&ehci {
110 samsung,vbus-gpio = <&gpx2 6 GPIO_ACTIVE_HIGH>;
111};
112
113&fimd {
114 status = "okay";
115};
116
117&hdmi {
118 status = "okay";
119 ddc = <&i2c_2>;
120 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
121};
122
123&i2c_0 {
124 status = "okay";
125 samsung,i2c-sda-delay = <100>;
126 samsung,i2c-max-bus-freq = <20000>;
127
128 eeprom@50 {
129 compatible = "samsung,s524ad0xd1";
130 reg = <0x50>;
131 };
132
133 max77686: pmic@9 {
134 compatible = "maxim,max77686";
135 reg = <0x09>;
136 interrupt-parent = <&gpx3>;
137 interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
138 pinctrl-names = "default";
139 pinctrl-0 = <&max77686_irq>;
140 #clock-cells = <1>;
141 wakeup-source;
142
143 voltage-regulators {
144 ldo1_reg: LDO1 {
145 regulator-name = "P1.0V_LDO_OUT1";
146 regulator-min-microvolt = <1000000>;
147 regulator-max-microvolt = <1000000>;
148 regulator-always-on;
149 };
150
151 ldo2_reg: LDO2 {
152 regulator-name = "P1.2V_LDO_OUT2";
153 regulator-min-microvolt = <1200000>;
154 regulator-max-microvolt = <1200000>;
155 regulator-always-on;
156 };
157
158 ldo3_reg: LDO3 {
159 regulator-name = "P1.8V_LDO_OUT3";
160 regulator-min-microvolt = <1800000>;
161 regulator-max-microvolt = <1800000>;
162 regulator-always-on;
163 };
164
165 ldo4_reg: LDO4 {
166 regulator-name = "P2.8V_LDO_OUT4";
167 regulator-min-microvolt = <2800000>;
168 regulator-max-microvolt = <2800000>;
169 };
170
171 ldo5_reg: LDO5 {
172 regulator-name = "P1.8V_LDO_OUT5";
173 regulator-min-microvolt = <1800000>;
174 regulator-max-microvolt = <1800000>;
175 };
176
177 ldo6_reg: LDO6 {
178 regulator-name = "P1.1V_LDO_OUT6";
179 regulator-min-microvolt = <1100000>;
180 regulator-max-microvolt = <1100000>;
181 regulator-always-on;
182 };
183
184 ldo7_reg: LDO7 {
185 regulator-name = "P1.1V_LDO_OUT7";
186 regulator-min-microvolt = <1100000>;
187 regulator-max-microvolt = <1100000>;
188 regulator-always-on;
189 };
190
191 ldo8_reg: LDO8 {
192 regulator-name = "P1.0V_LDO_OUT8";
193 regulator-min-microvolt = <1000000>;
194 regulator-max-microvolt = <1000000>;
195 };
196
197 ldo10_reg: LDO10 {
198 regulator-name = "P1.8V_LDO_OUT10";
199 regulator-min-microvolt = <1800000>;
200 regulator-max-microvolt = <1800000>;
201 regulator-always-on;
202 };
203
204 ldo11_reg: LDO11 {
205 regulator-name = "P1.8V_LDO_OUT11";
206 regulator-min-microvolt = <1800000>;
207 regulator-max-microvolt = <1800000>;
208 };
209
210 ldo12_reg: LDO12 {
211 regulator-name = "P3.0V_LDO_OUT12";
212 regulator-min-microvolt = <3000000>;
213 regulator-max-microvolt = <3000000>;
214 };
215
216 ldo13_reg: LDO13 {
217 regulator-name = "P1.8V_LDO_OUT13";
218 regulator-min-microvolt = <1800000>;
219 regulator-max-microvolt = <1800000>;
220 };
221
222 ldo14_reg: LDO14 {
223 regulator-name = "P1.8V_LDO_OUT14";
224 regulator-min-microvolt = <1800000>;
225 regulator-max-microvolt = <1800000>;
226 };
227
228 ldo15_reg: LDO15 {
229 regulator-name = "P1.0V_LDO_OUT15";
230 regulator-min-microvolt = <1000000>;
231 regulator-max-microvolt = <1000000>;
232 };
233
234 ldo16_reg: LDO16 {
235 regulator-name = "P1.8V_LDO_OUT16";
236 regulator-min-microvolt = <1800000>;
237 regulator-max-microvolt = <1800000>;
238 };
239
240 buck1_reg: BUCK1 {
241 regulator-name = "vdd_mif";
242 regulator-min-microvolt = <950000>;
243 regulator-max-microvolt = <1300000>;
244 regulator-always-on;
245 regulator-boot-on;
246 };
247
248 buck2_reg: BUCK2 {
249 regulator-name = "vdd_arm";
250 regulator-min-microvolt = <850000>;
251 regulator-max-microvolt = <1350000>;
252 regulator-always-on;
253 regulator-boot-on;
254 };
255
256 buck3_reg: BUCK3 {
257 regulator-name = "vdd_int";
258 regulator-min-microvolt = <900000>;
259 regulator-max-microvolt = <1200000>;
260 regulator-always-on;
261 regulator-boot-on;
262 };
263
264 buck4_reg: BUCK4 {
265 regulator-name = "vdd_g3d";
266 regulator-min-microvolt = <850000>;
267 regulator-max-microvolt = <1300000>;
268 regulator-always-on;
269 regulator-boot-on;
270 };
271
272 buck5_reg: BUCK5 {
273 regulator-name = "P1.8V_BUCK_OUT5";
274 regulator-min-microvolt = <1800000>;
275 regulator-max-microvolt = <1800000>;
276 regulator-always-on;
277 regulator-boot-on;
278 };
279 };
280 };
281};
282
283&i2c_1 {
284 status = "okay";
285 samsung,i2c-sda-delay = <100>;
286 samsung,i2c-max-bus-freq = <20000>;
287
288 eeprom@51 {
289 compatible = "samsung,s524ad0xd1";
290 reg = <0x51>;
291 };
292
293 wm8994: audio-codec@1a {
294 compatible = "wlf,wm8994";
295 reg = <0x1a>;
296
297 gpio-controller;
298 #gpio-cells = <2>;
299
300 clocks = <&codec_mclk>;
301 clock-names = "MCLK1";
302
303 AVDD2-supply = <&vdd>;
304 CPVDD-supply = <&vdd>;
305 DBVDD-supply = <&dbvdd>;
306 SPKVDD1-supply = <&spkvdd>;
307 SPKVDD2-supply = <&spkvdd>;
308 };
309};
310
311&i2c_2 {
312 status = "okay";
313 /* used by HDMI DDC */
314 samsung,i2c-sda-delay = <100>;
315 samsung,i2c-max-bus-freq = <66000>;
316};
317
318&i2c_8 {
319 status = "okay";
320 /* used by HDMI PHY */
321 samsung,i2c-sda-delay = <100>;
322 samsung,i2c-max-bus-freq = <66000>;
323};
324
325&i2c_9 {
326 status = "okay";
327 samsung,i2c-sda-delay = <100>;
328 samsung,i2c-max-bus-freq = <40000>;
329};
330
331&i2s0 {
332 status = "okay";
333};
334
335&mixer {
336 status = "okay";
337};
338
339&mmc_0 {
340 status = "okay";
341 broken-cd;
342 card-detect-delay = <200>;
343 samsung,dw-mshc-ciu-div = <3>;
344 samsung,dw-mshc-sdr-timing = <2 3>;
345 samsung,dw-mshc-ddr-timing = <1 2>;
346 pinctrl-names = "default";
347 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
348 bus-width = <8>;
349 cap-mmc-highspeed;
350};
351
352&mmc_2 {
353 status = "okay";
354 card-detect-delay = <200>;
355 samsung,dw-mshc-ciu-div = <3>;
356 samsung,dw-mshc-sdr-timing = <2 3>;
357 samsung,dw-mshc-ddr-timing = <1 2>;
358 pinctrl-names = "default";
359 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
360 bus-width = <4>;
361 disable-wp;
362 cap-sd-highspeed;
363};
364
365&rtc {
366 status = "okay";
367 clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
368 clock-names = "rtc", "rtc_src";
369};
370
371&sata {
372 status = "okay";
373};
374
375&sata_phy {
376 status = "okay";
377 samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>;
378};
379
380&sata_phy_i2c {
381 status = "okay";
382};
383
384&spi_1 {
385 status = "okay";
386 cs-gpios = <&gpa2 5 GPIO_ACTIVE_HIGH>;
387
388 flash@0 {
389 #address-cells = <1>;
390 #size-cells = <1>;
391 compatible = "w25x80";
392 reg = <0>;
393 spi-max-frequency = <1000000>;
394
395 controller-data {
396 samsung,spi-feedback-delay = <0>;
397 };
398
399 partition@0 {
400 label = "U-Boot";
401 reg = <0x0 0x40000>;
402 read-only;
403 };
404
405 partition@40000 {
406 label = "Kernel";
407 reg = <0x40000 0xc0000>;
408 };
409 };
410};
411
412&pinctrl_0 {
413 max77686_irq: max77686-irq {
414 samsung,pins = "gpx3-2";
415 samsung,pin-function = <EXYNOS_PIN_FUNC_F>;
416 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
417 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
418 };
419};