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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 = "console=ttySAC2,115200 init=/linuxrc";
25 };
26
27 fixed-rate-clocks {
28 oscclk {
29 compatible = "samsung,exynos5420-oscclk";
30 clock-frequency = <24000000>;
31 };
32 };
33
34 regulators {
35 compatible = "simple-bus";
36 #address-cells = <1>;
37 #size-cells = <0>;
38
39 vdd: fixed-regulator@0 {
40 compatible = "regulator-fixed";
41 reg = <0>;
42 regulator-name = "vdd-supply";
43 regulator-min-microvolt = <1800000>;
44 regulator-max-microvolt = <1800000>;
45 regulator-always-on;
46 };
47
48 dbvdd: fixed-regulator@1 {
49 compatible = "regulator-fixed";
50 reg = <1>;
51 regulator-name = "dbvdd-supply";
52 regulator-min-microvolt = <3300000>;
53 regulator-max-microvolt = <3300000>;
54 regulator-always-on;
55 };
56
57 spkvdd: fixed-regulator@2 {
58 compatible = "regulator-fixed";
59 reg = <2>;
60 regulator-name = "spkvdd-supply";
61 regulator-min-microvolt = <5000000>;
62 regulator-max-microvolt = <5000000>;
63 regulator-always-on;
64 };
65 };
66
67 usb300_vbus_reg: regulator-usb300 {
68 compatible = "regulator-fixed";
69 regulator-name = "VBUS0";
70 regulator-min-microvolt = <5000000>;
71 regulator-max-microvolt = <5000000>;
72 gpio = <&gpg0 5 GPIO_ACTIVE_HIGH>;
73 pinctrl-names = "default";
74 pinctrl-0 = <&usb300_vbus_en>;
75 enable-active-high;
76 };
77
78 usb301_vbus_reg: regulator-usb301 {
79 compatible = "regulator-fixed";
80 regulator-name = "VBUS1";
81 regulator-min-microvolt = <5000000>;
82 regulator-max-microvolt = <5000000>;
83 gpio = <&gpg1 4 GPIO_ACTIVE_HIGH>;
84 pinctrl-names = "default";
85 pinctrl-0 = <&usb301_vbus_en>;
86 enable-active-high;
87 };
88
89};
90
91&cpu0 {
92 cpu-supply = <&buck2_reg>;
93};
94
95&cpu4 {
96 cpu-supply = <&buck6_reg>;
97};
98
99&dp {
100 pinctrl-names = "default";
101 pinctrl-0 = <&dp_hpd>;
102 samsung,color-space = <0>;
103 samsung,color-depth = <1>;
104 samsung,link-rate = <0x0a>;
105 samsung,lane-count = <4>;
106 status = "okay";
107
108 display-timings {
109 native-mode = <&timing0>;
110 timing0: timing {
111 clock-frequency = <50000>;
112 hactive = <2560>;
113 vactive = <1600>;
114 hfront-porch = <48>;
115 hback-porch = <80>;
116 hsync-len = <32>;
117 vback-porch = <16>;
118 vfront-porch = <8>;
119 vsync-len = <6>;
120 };
121 };
122};
123
124&fimd {
125 status = "okay";
126};
127
128&hdmi {
129 status = "okay";
130 ddc = <&i2c_2>;
131 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
132 pinctrl-names = "default";
133 pinctrl-0 = <&hdmi_hpd_irq>;
134};
135
136&hsi2c_4 {
137 status = "okay";
138
139 s2mps11_pmic@66 {
140 compatible = "samsung,s2mps11-pmic";
141 reg = <0x66>;
142
143 s2mps11_osc: clocks {
144 #clock-cells = <1>;
145 clock-output-names = "s2mps11_ap",
146 "s2mps11_cp", "s2mps11_bt";
147 };
148
149 regulators {
150 ldo1_reg: LDO1 {
151 regulator-name = "vdd_ldo1";
152 regulator-min-microvolt = <1000000>;
153 regulator-max-microvolt = <1000000>;
154 regulator-always-on;
155 };
156
157 ldo3_reg: LDO3 {
158 regulator-name = "vdd_ldo3";
159 regulator-min-microvolt = <1800000>;
160 regulator-max-microvolt = <1800000>;
161 regulator-always-on;
162 };
163
164 ldo5_reg: LDO5 {
165 regulator-name = "vdd_ldo5";
166 regulator-min-microvolt = <1800000>;
167 regulator-max-microvolt = <1800000>;
168 regulator-always-on;
169 };
170
171 ldo6_reg: LDO6 {
172 regulator-name = "vdd_ldo6";
173 regulator-min-microvolt = <1000000>;
174 regulator-max-microvolt = <1000000>;
175 regulator-always-on;
176 };
177
178 ldo7_reg: LDO7 {
179 regulator-name = "vdd_ldo7";
180 regulator-min-microvolt = <1800000>;
181 regulator-max-microvolt = <1800000>;
182 regulator-always-on;
183 };
184
185 ldo8_reg: LDO8 {
186 regulator-name = "vdd_ldo8";
187 regulator-min-microvolt = <1800000>;
188 regulator-max-microvolt = <1800000>;
189 regulator-always-on;
190 };
191
192 ldo9_reg: LDO9 {
193 regulator-name = "vdd_ldo9";
194 regulator-min-microvolt = <3000000>;
195 regulator-max-microvolt = <3000000>;
196 regulator-always-on;
197 };
198
199 ldo10_reg: LDO10 {
200 regulator-name = "vdd_ldo10";
201 regulator-min-microvolt = <1800000>;
202 regulator-max-microvolt = <1800000>;
203 regulator-always-on;
204 };
205
206 ldo11_reg: LDO11 {
207 regulator-name = "vdd_ldo11";
208 regulator-min-microvolt = <1000000>;
209 regulator-max-microvolt = <1000000>;
210 regulator-always-on;
211 };
212
213 ldo12_reg: LDO12 {
214 regulator-name = "vdd_ldo12";
215 regulator-min-microvolt = <1800000>;
216 regulator-max-microvolt = <1800000>;
217 regulator-always-on;
218 };
219
220 ldo13_reg: LDO13 {
221 regulator-name = "vdd_ldo13";
222 regulator-min-microvolt = <2800000>;
223 regulator-max-microvolt = <2800000>;
224 regulator-always-on;
225 };
226
227 ldo15_reg: LDO15 {
228 regulator-name = "vdd_ldo15";
229 regulator-min-microvolt = <3100000>;
230 regulator-max-microvolt = <3100000>;
231 regulator-always-on;
232 };
233
234 ldo16_reg: LDO16 {
235 regulator-name = "vdd_ldo16";
236 regulator-min-microvolt = <2200000>;
237 regulator-max-microvolt = <2200000>;
238 regulator-always-on;
239 };
240
241 ldo17_reg: LDO17 {
242 regulator-name = "tsp_avdd";
243 regulator-min-microvolt = <3300000>;
244 regulator-max-microvolt = <3300000>;
245 regulator-always-on;
246 };
247
248 ldo19_reg: LDO19 {
249 regulator-name = "vdd_sd";
250 regulator-min-microvolt = <2800000>;
251 regulator-max-microvolt = <2800000>;
252 regulator-always-on;
253 };
254
255 ldo24_reg: LDO24 {
256 regulator-name = "tsp_io";
257 regulator-min-microvolt = <2800000>;
258 regulator-max-microvolt = <2800000>;
259 regulator-always-on;
260 };
261
262 buck1_reg: BUCK1 {
263 regulator-name = "vdd_mif";
264 regulator-min-microvolt = <800000>;
265 regulator-max-microvolt = <1300000>;
266 regulator-always-on;
267 regulator-boot-on;
268 };
269
270 buck2_reg: BUCK2 {
271 regulator-name = "vdd_arm";
272 regulator-min-microvolt = <800000>;
273 regulator-max-microvolt = <1500000>;
274 regulator-always-on;
275 regulator-boot-on;
276 };
277
278 buck3_reg: BUCK3 {
279 regulator-name = "vdd_int";
280 regulator-min-microvolt = <800000>;
281 regulator-max-microvolt = <1400000>;
282 regulator-always-on;
283 regulator-boot-on;
284 };
285
286 buck4_reg: BUCK4 {
287 regulator-name = "vdd_g3d";
288 regulator-min-microvolt = <800000>;
289 regulator-max-microvolt = <1400000>;
290 regulator-always-on;
291 regulator-boot-on;
292 };
293
294 buck5_reg: BUCK5 {
295 regulator-name = "vdd_mem";
296 regulator-min-microvolt = <800000>;
297 regulator-max-microvolt = <1400000>;
298 regulator-always-on;
299 regulator-boot-on;
300 };
301
302 buck6_reg: BUCK6 {
303 regulator-name = "vdd_kfc";
304 regulator-min-microvolt = <800000>;
305 regulator-max-microvolt = <1500000>;
306 regulator-always-on;
307 regulator-boot-on;
308 };
309
310 buck7_reg: BUCK7 {
311 regulator-name = "vdd_1.0v_ldo";
312 regulator-min-microvolt = <800000>;
313 regulator-max-microvolt = <1500000>;
314 regulator-always-on;
315 regulator-boot-on;
316 };
317
318 buck8_reg: BUCK8 {
319 regulator-name = "vdd_1.8v_ldo";
320 regulator-min-microvolt = <800000>;
321 regulator-max-microvolt = <1500000>;
322 regulator-always-on;
323 regulator-boot-on;
324 };
325
326 buck9_reg: BUCK9 {
327 regulator-name = "vdd_2.8v_ldo";
328 regulator-min-microvolt = <3000000>;
329 regulator-max-microvolt = <3750000>;
330 regulator-always-on;
331 regulator-boot-on;
332 };
333
334 buck10_reg: BUCK10 {
335 regulator-name = "vdd_vmem";
336 regulator-min-microvolt = <2850000>;
337 regulator-max-microvolt = <2850000>;
338 regulator-always-on;
339 regulator-boot-on;
340 };
341 };
342 };
343};
344
345&i2c_2 {
346 samsung,i2c-sda-delay = <100>;
347 samsung,i2c-max-bus-freq = <66000>;
348 /* used by HDMI DDC */
349 status = "okay";
350};
351
352&mixer {
353 status = "okay";
354};
355
356&mmc_0 {
357 status = "okay";
358 broken-cd;
359 card-detect-delay = <200>;
360 samsung,dw-mshc-ciu-div = <3>;
361 samsung,dw-mshc-sdr-timing = <0 4>;
362 samsung,dw-mshc-ddr-timing = <0 2>;
363 samsung,dw-mshc-hs400-timing = <0 2>;
364 samsung,read-strobe-delay = <90>;
365 pinctrl-names = "default";
366 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8
367 &sd0_rclk>;
368 bus-width = <8>;
369 cap-mmc-highspeed;
370};
371
372&mmc_2 {
373 status = "okay";
374 card-detect-delay = <200>;
375 samsung,dw-mshc-ciu-div = <3>;
376 samsung,dw-mshc-sdr-timing = <2 3>;
377 samsung,dw-mshc-ddr-timing = <1 2>;
378 pinctrl-names = "default";
379 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
380 bus-width = <4>;
381 cap-sd-highspeed;
382};
383
384&pinctrl_0 {
385 hdmi_hpd_irq: hdmi-hpd-irq {
386 samsung,pins = "gpx3-7";
387 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
388 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
389 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
390 };
391};
392
393&pinctrl_2 {
394 usb300_vbus_en: usb300-vbus-en {
395 samsung,pins = "gpg0-5";
396 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
397 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
398 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
399 };
400
401 usb301_vbus_en: usb301-vbus-en {
402 samsung,pins = "gpg1-4";
403 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
404 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
405 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
406 };
407};
408
409&rtc {
410 status = "okay";
411};
412
413&usbdrd_phy0 {
414 vbus-supply = <&usb300_vbus_reg>;
415};
416
417&usbdrd_phy1 {
418 vbus-supply = <&usb301_vbus_reg>;
419};