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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * SAMSUNG SMDK5420 board device tree source
4 *
5 * Copyright (c) 2013 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com
7 */
8
9/dts-v1/;
10#include "exynos5420.dtsi"
11#include "exynos5420-cpus.dtsi"
12#include <dt-bindings/gpio/gpio.h>
13
14/ {
15 model = "Samsung SMDK5420 board based on EXYNOS5420";
16 compatible = "samsung,smdk5420", "samsung,exynos5420", "samsung,exynos5";
17
18 memory@20000000 {
19 device_type = "memory";
20 reg = <0x20000000 0x80000000>;
21 };
22
23 chosen {
24 bootargs = "init=/linuxrc";
25 stdout-path = "serial2:115200n8";
26 };
27
28 fixed-rate-clocks {
29 oscclk {
30 compatible = "samsung,exynos5420-oscclk";
31 clock-frequency = <24000000>;
32 };
33 };
34
35 regulators {
36 compatible = "simple-bus";
37 #address-cells = <1>;
38 #size-cells = <0>;
39
40 vdd: fixed-regulator@0 {
41 compatible = "regulator-fixed";
42 reg = <0>;
43 regulator-name = "vdd-supply";
44 regulator-min-microvolt = <1800000>;
45 regulator-max-microvolt = <1800000>;
46 regulator-always-on;
47 };
48
49 dbvdd: fixed-regulator@1 {
50 compatible = "regulator-fixed";
51 reg = <1>;
52 regulator-name = "dbvdd-supply";
53 regulator-min-microvolt = <3300000>;
54 regulator-max-microvolt = <3300000>;
55 regulator-always-on;
56 };
57
58 spkvdd: fixed-regulator@2 {
59 compatible = "regulator-fixed";
60 reg = <2>;
61 regulator-name = "spkvdd-supply";
62 regulator-min-microvolt = <5000000>;
63 regulator-max-microvolt = <5000000>;
64 regulator-always-on;
65 };
66 };
67
68 usb300_vbus_reg: regulator-usb300 {
69 compatible = "regulator-fixed";
70 regulator-name = "VBUS0";
71 regulator-min-microvolt = <5000000>;
72 regulator-max-microvolt = <5000000>;
73 gpio = <&gpg0 5 GPIO_ACTIVE_HIGH>;
74 pinctrl-names = "default";
75 pinctrl-0 = <&usb300_vbus_en>;
76 enable-active-high;
77 };
78
79 usb301_vbus_reg: regulator-usb301 {
80 compatible = "regulator-fixed";
81 regulator-name = "VBUS1";
82 regulator-min-microvolt = <5000000>;
83 regulator-max-microvolt = <5000000>;
84 gpio = <&gpg1 4 GPIO_ACTIVE_HIGH>;
85 pinctrl-names = "default";
86 pinctrl-0 = <&usb301_vbus_en>;
87 enable-active-high;
88 };
89
90};
91
92&cpu0 {
93 cpu-supply = <&buck2_reg>;
94};
95
96&cpu4 {
97 cpu-supply = <&buck6_reg>;
98};
99
100&dp {
101 pinctrl-names = "default";
102 pinctrl-0 = <&dp_hpd>;
103 samsung,color-space = <0>;
104 samsung,color-depth = <1>;
105 samsung,link-rate = <0x0a>;
106 samsung,lane-count = <4>;
107 status = "okay";
108
109 display-timings {
110 native-mode = <&timing0>;
111 timing0: timing {
112 clock-frequency = <50000>;
113 hactive = <2560>;
114 vactive = <1600>;
115 hfront-porch = <48>;
116 hback-porch = <80>;
117 hsync-len = <32>;
118 vback-porch = <16>;
119 vfront-porch = <8>;
120 vsync-len = <6>;
121 };
122 };
123};
124
125&fimd {
126 status = "okay";
127};
128
129&hdmi {
130 status = "okay";
131 ddc = <&i2c_2>;
132 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
133 pinctrl-names = "default";
134 pinctrl-0 = <&hdmi_hpd_irq>;
135};
136
137&hsi2c_4 {
138 status = "okay";
139
140 s2mps11_pmic@66 {
141 compatible = "samsung,s2mps11-pmic";
142 reg = <0x66>;
143
144 s2mps11_osc: clocks {
145 compatible = "samsung,s2mps11-clk";
146 #clock-cells = <1>;
147 clock-output-names = "s2mps11_ap",
148 "s2mps11_cp", "s2mps11_bt";
149 };
150
151 regulators {
152 ldo1_reg: LDO1 {
153 regulator-name = "vdd_ldo1";
154 regulator-min-microvolt = <1000000>;
155 regulator-max-microvolt = <1000000>;
156 regulator-always-on;
157 };
158
159 ldo3_reg: LDO3 {
160 regulator-name = "vdd_ldo3";
161 regulator-min-microvolt = <1800000>;
162 regulator-max-microvolt = <1800000>;
163 regulator-always-on;
164 };
165
166 ldo5_reg: LDO5 {
167 regulator-name = "vdd_ldo5";
168 regulator-min-microvolt = <1800000>;
169 regulator-max-microvolt = <1800000>;
170 regulator-always-on;
171 };
172
173 ldo6_reg: LDO6 {
174 regulator-name = "vdd_ldo6";
175 regulator-min-microvolt = <1000000>;
176 regulator-max-microvolt = <1000000>;
177 regulator-always-on;
178 };
179
180 ldo7_reg: LDO7 {
181 regulator-name = "vdd_ldo7";
182 regulator-min-microvolt = <1800000>;
183 regulator-max-microvolt = <1800000>;
184 regulator-always-on;
185 };
186
187 ldo8_reg: LDO8 {
188 regulator-name = "vdd_ldo8";
189 regulator-min-microvolt = <1800000>;
190 regulator-max-microvolt = <1800000>;
191 regulator-always-on;
192 };
193
194 ldo9_reg: LDO9 {
195 regulator-name = "vdd_ldo9";
196 regulator-min-microvolt = <3000000>;
197 regulator-max-microvolt = <3000000>;
198 regulator-always-on;
199 };
200
201 ldo10_reg: LDO10 {
202 regulator-name = "vdd_ldo10";
203 regulator-min-microvolt = <1800000>;
204 regulator-max-microvolt = <1800000>;
205 regulator-always-on;
206 };
207
208 ldo11_reg: LDO11 {
209 regulator-name = "vdd_ldo11";
210 regulator-min-microvolt = <1000000>;
211 regulator-max-microvolt = <1000000>;
212 regulator-always-on;
213 };
214
215 ldo12_reg: LDO12 {
216 regulator-name = "vdd_ldo12";
217 regulator-min-microvolt = <1800000>;
218 regulator-max-microvolt = <1800000>;
219 regulator-always-on;
220 };
221
222 ldo13_reg: LDO13 {
223 regulator-name = "vdd_ldo13";
224 regulator-min-microvolt = <2800000>;
225 regulator-max-microvolt = <2800000>;
226 regulator-always-on;
227 };
228
229 ldo15_reg: LDO15 {
230 regulator-name = "vdd_ldo15";
231 regulator-min-microvolt = <3100000>;
232 regulator-max-microvolt = <3100000>;
233 regulator-always-on;
234 };
235
236 ldo16_reg: LDO16 {
237 regulator-name = "vdd_ldo16";
238 regulator-min-microvolt = <2200000>;
239 regulator-max-microvolt = <2200000>;
240 regulator-always-on;
241 };
242
243 ldo17_reg: LDO17 {
244 regulator-name = "tsp_avdd";
245 regulator-min-microvolt = <3300000>;
246 regulator-max-microvolt = <3300000>;
247 regulator-always-on;
248 };
249
250 ldo19_reg: LDO19 {
251 regulator-name = "vdd_sd";
252 regulator-min-microvolt = <2800000>;
253 regulator-max-microvolt = <2800000>;
254 regulator-always-on;
255 };
256
257 ldo24_reg: LDO24 {
258 regulator-name = "tsp_io";
259 regulator-min-microvolt = <2800000>;
260 regulator-max-microvolt = <2800000>;
261 regulator-always-on;
262 };
263
264 buck1_reg: BUCK1 {
265 regulator-name = "vdd_mif";
266 regulator-min-microvolt = <800000>;
267 regulator-max-microvolt = <1300000>;
268 regulator-always-on;
269 regulator-boot-on;
270 };
271
272 buck2_reg: BUCK2 {
273 regulator-name = "vdd_arm";
274 regulator-min-microvolt = <800000>;
275 regulator-max-microvolt = <1500000>;
276 regulator-always-on;
277 regulator-boot-on;
278 };
279
280 buck3_reg: BUCK3 {
281 regulator-name = "vdd_int";
282 regulator-min-microvolt = <800000>;
283 regulator-max-microvolt = <1400000>;
284 regulator-always-on;
285 regulator-boot-on;
286 };
287
288 buck4_reg: BUCK4 {
289 regulator-name = "vdd_g3d";
290 regulator-min-microvolt = <800000>;
291 regulator-max-microvolt = <1400000>;
292 regulator-always-on;
293 regulator-boot-on;
294 };
295
296 buck5_reg: BUCK5 {
297 regulator-name = "vdd_mem";
298 regulator-min-microvolt = <800000>;
299 regulator-max-microvolt = <1400000>;
300 regulator-always-on;
301 regulator-boot-on;
302 };
303
304 buck6_reg: BUCK6 {
305 regulator-name = "vdd_kfc";
306 regulator-min-microvolt = <800000>;
307 regulator-max-microvolt = <1500000>;
308 regulator-always-on;
309 regulator-boot-on;
310 };
311
312 buck7_reg: BUCK7 {
313 regulator-name = "vdd_1.0v_ldo";
314 regulator-min-microvolt = <800000>;
315 regulator-max-microvolt = <1500000>;
316 regulator-always-on;
317 regulator-boot-on;
318 };
319
320 buck8_reg: BUCK8 {
321 regulator-name = "vdd_1.8v_ldo";
322 regulator-min-microvolt = <800000>;
323 regulator-max-microvolt = <1500000>;
324 regulator-always-on;
325 regulator-boot-on;
326 };
327
328 buck9_reg: BUCK9 {
329 regulator-name = "vdd_2.8v_ldo";
330 regulator-min-microvolt = <3000000>;
331 regulator-max-microvolt = <3750000>;
332 regulator-always-on;
333 regulator-boot-on;
334 };
335
336 buck10_reg: BUCK10 {
337 regulator-name = "vdd_vmem";
338 regulator-min-microvolt = <2850000>;
339 regulator-max-microvolt = <2850000>;
340 regulator-always-on;
341 regulator-boot-on;
342 };
343 };
344 };
345};
346
347&i2c_2 {
348 samsung,i2c-sda-delay = <100>;
349 samsung,i2c-max-bus-freq = <66000>;
350 /* used by HDMI DDC */
351 status = "okay";
352};
353
354&mixer {
355 status = "okay";
356};
357
358&mmc_0 {
359 status = "okay";
360 broken-cd;
361 card-detect-delay = <200>;
362 samsung,dw-mshc-ciu-div = <3>;
363 samsung,dw-mshc-sdr-timing = <0 4>;
364 samsung,dw-mshc-ddr-timing = <0 2>;
365 samsung,dw-mshc-hs400-timing = <0 2>;
366 samsung,read-strobe-delay = <90>;
367 pinctrl-names = "default";
368 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8
369 &sd0_rclk>;
370 bus-width = <8>;
371 cap-mmc-highspeed;
372};
373
374&mmc_2 {
375 status = "okay";
376 card-detect-delay = <200>;
377 samsung,dw-mshc-ciu-div = <3>;
378 samsung,dw-mshc-sdr-timing = <2 3>;
379 samsung,dw-mshc-ddr-timing = <1 2>;
380 pinctrl-names = "default";
381 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
382 bus-width = <4>;
383 cap-sd-highspeed;
384};
385
386&pinctrl_0 {
387 hdmi_hpd_irq: hdmi-hpd-irq {
388 samsung,pins = "gpx3-7";
389 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
390 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
391 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
392 };
393};
394
395&pinctrl_2 {
396 usb300_vbus_en: usb300-vbus-en {
397 samsung,pins = "gpg0-5";
398 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
399 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
400 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
401 };
402
403 usb301_vbus_en: usb301-vbus-en {
404 samsung,pins = "gpg1-4";
405 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
406 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
407 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
408 };
409};
410
411&rtc {
412 status = "okay";
413};
414
415&usbdrd_phy0 {
416 vbus-supply = <&usb300_vbus_reg>;
417};
418
419&usbdrd_phy1 {
420 vbus-supply = <&usb301_vbus_reg>;
421};