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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/clock/samsung,s2mps11.h>
13#include <dt-bindings/gpio/gpio.h>
14
15/ {
16 model = "Samsung SMDK5420 board based on Exynos5420";
17 compatible = "samsung,smdk5420", "samsung,exynos5420", "samsung,exynos5";
18
19 memory@20000000 {
20 device_type = "memory";
21 reg = <0x20000000 0x80000000>;
22 };
23
24 chosen {
25 bootargs = "init=/linuxrc";
26 stdout-path = "serial2:115200n8";
27 };
28
29 fixed-rate-clocks {
30 oscclk {
31 compatible = "samsung,exynos5420-oscclk";
32 clock-frequency = <24000000>;
33 };
34 };
35
36 vdd: regulator-0 {
37 compatible = "regulator-fixed";
38 regulator-name = "vdd-supply";
39 regulator-min-microvolt = <1800000>;
40 regulator-max-microvolt = <1800000>;
41 regulator-always-on;
42 };
43
44 dbvdd: regulator-1 {
45 compatible = "regulator-fixed";
46 regulator-name = "dbvdd-supply";
47 regulator-min-microvolt = <3300000>;
48 regulator-max-microvolt = <3300000>;
49 regulator-always-on;
50 };
51
52 spkvdd: regulator-2 {
53 compatible = "regulator-fixed";
54 regulator-name = "spkvdd-supply";
55 regulator-min-microvolt = <5000000>;
56 regulator-max-microvolt = <5000000>;
57 regulator-always-on;
58 };
59
60 usb300_vbus_reg: regulator-3 {
61 compatible = "regulator-fixed";
62 regulator-name = "VBUS0";
63 regulator-min-microvolt = <5000000>;
64 regulator-max-microvolt = <5000000>;
65 gpio = <&gpg0 5 GPIO_ACTIVE_HIGH>;
66 pinctrl-names = "default";
67 pinctrl-0 = <&usb300_vbus_en>;
68 enable-active-high;
69 };
70
71 usb301_vbus_reg: regulator-4 {
72 compatible = "regulator-fixed";
73 regulator-name = "VBUS1";
74 regulator-min-microvolt = <5000000>;
75 regulator-max-microvolt = <5000000>;
76 gpio = <&gpg1 4 GPIO_ACTIVE_HIGH>;
77 pinctrl-names = "default";
78 pinctrl-0 = <&usb301_vbus_en>;
79 enable-active-high;
80 };
81
82};
83
84&cpu0 {
85 cpu-supply = <&buck2_reg>;
86};
87
88&cpu4 {
89 cpu-supply = <&buck6_reg>;
90};
91
92&dp {
93 pinctrl-names = "default";
94 pinctrl-0 = <&dp_hpd>;
95 samsung,color-space = <0>;
96 samsung,color-depth = <1>;
97 samsung,link-rate = <0x0a>;
98 samsung,lane-count = <4>;
99 status = "okay";
100
101 display-timings {
102 native-mode = <&timing0>;
103 timing0: timing {
104 clock-frequency = <50000>;
105 hactive = <2560>;
106 vactive = <1600>;
107 hfront-porch = <48>;
108 hback-porch = <80>;
109 hsync-len = <32>;
110 vback-porch = <16>;
111 vfront-porch = <8>;
112 vsync-len = <6>;
113 };
114 };
115};
116
117&fimd {
118 status = "okay";
119};
120
121&hdmi {
122 status = "okay";
123 ddc = <&i2c_2>;
124 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
125 pinctrl-names = "default";
126 pinctrl-0 = <&hdmi_hpd_irq>;
127};
128
129&hsi2c_4 {
130 status = "okay";
131
132 pmic@66 {
133 compatible = "samsung,s2mps11-pmic";
134 reg = <0x66>;
135 wakeup-source;
136
137 s2mps11_osc: clocks {
138 compatible = "samsung,s2mps11-clk";
139 #clock-cells = <1>;
140 clock-output-names = "s2mps11_ap",
141 "s2mps11_cp", "s2mps11_bt";
142 };
143
144 regulators {
145 ldo1_reg: LDO1 {
146 regulator-name = "vdd_ldo1";
147 regulator-min-microvolt = <1000000>;
148 regulator-max-microvolt = <1000000>;
149 regulator-always-on;
150 };
151
152 ldo3_reg: LDO3 {
153 regulator-name = "vdd_ldo3";
154 regulator-min-microvolt = <1800000>;
155 regulator-max-microvolt = <1800000>;
156 regulator-always-on;
157 };
158
159 ldo5_reg: LDO5 {
160 regulator-name = "vdd_ldo5";
161 regulator-min-microvolt = <1800000>;
162 regulator-max-microvolt = <1800000>;
163 regulator-always-on;
164 };
165
166 ldo6_reg: LDO6 {
167 regulator-name = "vdd_ldo6";
168 regulator-min-microvolt = <1000000>;
169 regulator-max-microvolt = <1000000>;
170 regulator-always-on;
171 };
172
173 ldo7_reg: LDO7 {
174 regulator-name = "vdd_ldo7";
175 regulator-min-microvolt = <1800000>;
176 regulator-max-microvolt = <1800000>;
177 regulator-always-on;
178 };
179
180 ldo8_reg: LDO8 {
181 regulator-name = "vdd_ldo8";
182 regulator-min-microvolt = <1800000>;
183 regulator-max-microvolt = <1800000>;
184 regulator-always-on;
185 };
186
187 ldo9_reg: LDO9 {
188 regulator-name = "vdd_ldo9";
189 regulator-min-microvolt = <3000000>;
190 regulator-max-microvolt = <3000000>;
191 regulator-always-on;
192 };
193
194 ldo10_reg: LDO10 {
195 regulator-name = "vdd_ldo10";
196 regulator-min-microvolt = <1800000>;
197 regulator-max-microvolt = <1800000>;
198 regulator-always-on;
199 };
200
201 ldo11_reg: LDO11 {
202 regulator-name = "vdd_ldo11";
203 regulator-min-microvolt = <1000000>;
204 regulator-max-microvolt = <1000000>;
205 regulator-always-on;
206 };
207
208 ldo12_reg: LDO12 {
209 regulator-name = "vdd_ldo12";
210 regulator-min-microvolt = <1800000>;
211 regulator-max-microvolt = <1800000>;
212 regulator-always-on;
213 };
214
215 ldo13_reg: LDO13 {
216 regulator-name = "vdd_ldo13";
217 regulator-min-microvolt = <2800000>;
218 regulator-max-microvolt = <2800000>;
219 regulator-always-on;
220 };
221
222 ldo15_reg: LDO15 {
223 regulator-name = "vdd_ldo15";
224 regulator-min-microvolt = <3100000>;
225 regulator-max-microvolt = <3100000>;
226 regulator-always-on;
227 };
228
229 ldo16_reg: LDO16 {
230 regulator-name = "vdd_ldo16";
231 regulator-min-microvolt = <2200000>;
232 regulator-max-microvolt = <2200000>;
233 regulator-always-on;
234 };
235
236 ldo17_reg: LDO17 {
237 regulator-name = "tsp_avdd";
238 regulator-min-microvolt = <3300000>;
239 regulator-max-microvolt = <3300000>;
240 regulator-always-on;
241 };
242
243 ldo19_reg: LDO19 {
244 regulator-name = "vdd_sd";
245 regulator-min-microvolt = <2800000>;
246 regulator-max-microvolt = <2800000>;
247 regulator-always-on;
248 };
249
250 ldo24_reg: LDO24 {
251 regulator-name = "tsp_io";
252 regulator-min-microvolt = <2800000>;
253 regulator-max-microvolt = <2800000>;
254 regulator-always-on;
255 };
256
257 buck1_reg: BUCK1 {
258 regulator-name = "vdd_mif";
259 regulator-min-microvolt = <800000>;
260 regulator-max-microvolt = <1300000>;
261 regulator-always-on;
262 regulator-boot-on;
263 };
264
265 buck2_reg: BUCK2 {
266 regulator-name = "vdd_arm";
267 regulator-min-microvolt = <800000>;
268 regulator-max-microvolt = <1500000>;
269 regulator-always-on;
270 regulator-boot-on;
271 };
272
273 buck3_reg: BUCK3 {
274 regulator-name = "vdd_int";
275 regulator-min-microvolt = <800000>;
276 regulator-max-microvolt = <1400000>;
277 regulator-always-on;
278 regulator-boot-on;
279 };
280
281 buck4_reg: BUCK4 {
282 regulator-name = "vdd_g3d";
283 regulator-min-microvolt = <800000>;
284 regulator-max-microvolt = <1400000>;
285 regulator-always-on;
286 regulator-boot-on;
287 };
288
289 buck5_reg: BUCK5 {
290 regulator-name = "vdd_mem";
291 regulator-min-microvolt = <800000>;
292 regulator-max-microvolt = <1400000>;
293 regulator-always-on;
294 regulator-boot-on;
295 };
296
297 buck6_reg: BUCK6 {
298 regulator-name = "vdd_kfc";
299 regulator-min-microvolt = <800000>;
300 regulator-max-microvolt = <1500000>;
301 regulator-always-on;
302 regulator-boot-on;
303 };
304
305 buck7_reg: BUCK7 {
306 regulator-name = "vdd_1.0v_ldo";
307 regulator-min-microvolt = <800000>;
308 regulator-max-microvolt = <1500000>;
309 regulator-always-on;
310 regulator-boot-on;
311 };
312
313 buck8_reg: BUCK8 {
314 regulator-name = "vdd_1.8v_ldo";
315 regulator-min-microvolt = <800000>;
316 regulator-max-microvolt = <1500000>;
317 regulator-always-on;
318 regulator-boot-on;
319 };
320
321 buck9_reg: BUCK9 {
322 regulator-name = "vdd_2.8v_ldo";
323 regulator-min-microvolt = <3000000>;
324 regulator-max-microvolt = <3750000>;
325 regulator-always-on;
326 regulator-boot-on;
327 };
328
329 buck10_reg: BUCK10 {
330 regulator-name = "vdd_vmem";
331 regulator-min-microvolt = <2850000>;
332 regulator-max-microvolt = <2850000>;
333 regulator-always-on;
334 regulator-boot-on;
335 };
336 };
337 };
338};
339
340&i2c_2 {
341 samsung,i2c-sda-delay = <100>;
342 samsung,i2c-max-bus-freq = <66000>;
343 /* used by HDMI DDC */
344 status = "okay";
345};
346
347&mixer {
348 status = "okay";
349};
350
351&mmc_0 {
352 status = "okay";
353 broken-cd;
354 card-detect-delay = <200>;
355 samsung,dw-mshc-ciu-div = <3>;
356 samsung,dw-mshc-sdr-timing = <0 4>;
357 samsung,dw-mshc-ddr-timing = <0 2>;
358 samsung,dw-mshc-hs400-timing = <0 2>;
359 samsung,read-strobe-delay = <90>;
360 pinctrl-names = "default";
361 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8
362 &sd0_rclk>;
363 bus-width = <8>;
364 cap-mmc-highspeed;
365};
366
367&mmc_2 {
368 status = "okay";
369 card-detect-delay = <200>;
370 samsung,dw-mshc-ciu-div = <3>;
371 samsung,dw-mshc-sdr-timing = <2 3>;
372 samsung,dw-mshc-ddr-timing = <1 2>;
373 pinctrl-names = "default";
374 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
375 bus-width = <4>;
376 cap-sd-highspeed;
377};
378
379&pinctrl_0 {
380 hdmi_hpd_irq: hdmi-hpd-irq {
381 samsung,pins = "gpx3-7";
382 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
383 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
384 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
385 };
386};
387
388&pinctrl_2 {
389 usb300_vbus_en: usb300-vbus-en {
390 samsung,pins = "gpg0-5";
391 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
392 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
393 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
394 };
395
396 usb301_vbus_en: usb301-vbus-en {
397 samsung,pins = "gpg1-4";
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
404&rtc {
405 status = "okay";
406 clocks = <&clock CLK_RTC>, <&s2mps11_osc S2MPS11_CLK_AP>;
407 clock-names = "rtc", "rtc_src";
408};
409
410&usbdrd_phy0 {
411 vbus-supply = <&usb300_vbus_reg>;
412};
413
414&usbdrd_phy1 {
415 vbus-supply = <&usb301_vbus_reg>;
416};