1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Samsung Exynos7 Espresso board device tree source
4 *
5 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com
7 */
8
9 /dts-v1/;
10 #include "exynos7.dtsi"
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/clock/samsung,s2mps11.h>
13 #include <dt-bindings/gpio/gpio.h>
14
15 / {
16 model = "Samsung Exynos7 Espresso board based on Exynos7";
17 compatible = "samsung,exynos7-espresso", "samsung,exynos7";
18
19 aliases {
20 serial0 = &serial_2;
21 mshc0 = &mmc_0;
22 mshc2 = &mmc_2;
23 };
24
25 chosen {
26 stdout-path = &serial_2;
27 };
28
29 memory@40000000 {
30 device_type = "memory";
31 reg = <0x0 0x40000000 0x0 0xC0000000>;
32 };
33
34 usb30_vbus_reg: regulator-usb30 {
35 compatible = "regulator-fixed";
36 regulator-name = "VBUS_5V";
37 regulator-min-microvolt = <5000000>;
38 regulator-max-microvolt = <5000000>;
39 gpio = <&gph1 1 GPIO_ACTIVE_HIGH>;
40 pinctrl-names = "default";
41 pinctrl-0 = <&usb30_vbus_en>;
42 enable-active-high;
43 };
44
45 usb3drd_boost_5v: regulator-usb3drd-boost {
46 compatible = "regulator-fixed";
47 regulator-name = "VUSB_VBUS_5V";
48 regulator-min-microvolt = <5000000>;
49 regulator-max-microvolt = <5000000>;
50 gpio = <&gpf4 1 GPIO_ACTIVE_HIGH>;
51 pinctrl-names = "default";
52 pinctrl-0 = <&usb3drd_boost_en>;
53 enable-active-high;
54 };
55
56 };
57
58 &fin_pll {
59 clock-frequency = <24000000>;
60 };
61
62 &gpu {
63 mali-supply = <&buck6_reg>;
64 status = "okay";
65 };
66
67 &serial_2 {
68 status = "okay";
69 };
70
71 &rtc {
72 status = "okay";
73 clocks = <&clock_ccore PCLK_RTC>, <&s2mps15_osc S2MPS11_CLK_AP>;
74 clock-names = "rtc", "rtc_src";
75 };
76
77 &watchdog {
78 status = "okay";
79 };
80
81 &adc {
82 status = "okay";
83 };
84
85 &hsi2c_4 {
86 samsung,i2c-sda-delay = <100>;
87 samsung,i2c-max-bus-freq = <200000>;
88 status = "okay";
89
90 pmic@66 {
91 compatible = "samsung,s2mps15-pmic";
92 reg = <0x66>;
93 interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
94 interrupt-parent = <&gpa0>;
95 pinctrl-names = "default";
96 pinctrl-0 = <&pmic_irq>;
97 wakeup-source;
98
99 s2mps15_osc: clocks {
100 compatible = "samsung,s2mps13-clk";
101 #clock-cells = <1>;
102 clock-output-names = "s2mps13_ap", "s2mps13_cp",
103 "s2mps13_bt";
104 };
105
106 regulators {
107 ldo1_reg: LDO1 {
108 regulator-name = "vdd_ldo1";
109 regulator-min-microvolt = <500000>;
110 regulator-max-microvolt = <900000>;
111 regulator-always-on;
112 regulator-enable-ramp-delay = <125>;
113 };
114
115 ldo2_reg: LDO2 {
116 regulator-name = "vqmmc-sdcard";
117 regulator-min-microvolt = <1620000>;
118 regulator-max-microvolt = <3300000>;
119 regulator-always-on;
120 regulator-enable-ramp-delay = <125>;
121 };
122
123 ldo3_reg: LDO3 {
124 regulator-name = "vdd_ldo3";
125 regulator-min-microvolt = <1620000>;
126 regulator-max-microvolt = <1980000>;
127 regulator-always-on;
128 regulator-boot-on;
129 regulator-enable-ramp-delay = <125>;
130 };
131
132 ldo4_reg: LDO4 {
133 regulator-name = "vdd_ldo4";
134 regulator-min-microvolt = <800000>;
135 regulator-max-microvolt = <1110000>;
136 regulator-always-on;
137 regulator-enable-ramp-delay = <125>;
138 };
139
140 ldo5_reg: LDO5 {
141 regulator-name = "vdd_ldo5";
142 regulator-min-microvolt = <1620000>;
143 regulator-max-microvolt = <1980000>;
144 regulator-always-on;
145 regulator-enable-ramp-delay = <125>;
146 };
147
148 ldo6_reg: LDO6 {
149 regulator-name = "vdd_ldo6";
150 regulator-min-microvolt = <2250000>;
151 regulator-max-microvolt = <3300000>;
152 regulator-enable-ramp-delay = <125>;
153 };
154
155 ldo7_reg: LDO7 {
156 regulator-name = "vdd_ldo7";
157 regulator-min-microvolt = <700000>;
158 regulator-max-microvolt = <1150000>;
159 regulator-enable-ramp-delay = <125>;
160 regulator-always-on;
161 };
162
163 ldo8_reg: LDO8 {
164 regulator-name = "vdd_ldo8";
165 regulator-min-microvolt = <700000>;
166 regulator-max-microvolt = <1000000>;
167 regulator-enable-ramp-delay = <125>;
168 };
169
170 ldo9_reg: LDO9 {
171 regulator-name = "vdd_ldo9";
172 regulator-min-microvolt = <700000>;
173 regulator-max-microvolt = <1000000>;
174 regulator-enable-ramp-delay = <125>;
175 };
176
177 ldo10_reg: LDO10 {
178 regulator-name = "vdd_ldo10";
179 regulator-min-microvolt = <700000>;
180 regulator-max-microvolt = <1000000>;
181 regulator-enable-ramp-delay = <125>;
182 };
183
184 ldo11_reg: LDO11 {
185 regulator-name = "vdd_ldo11";
186 regulator-min-microvolt = <1000000>;
187 regulator-max-microvolt = <1300000>;
188 regulator-always-on;
189 regulator-enable-ramp-delay = <125>;
190 };
191
192 ldo12_reg: LDO12 {
193 regulator-name = "vdd_ldo12";
194 regulator-min-microvolt = <1000000>;
195 regulator-max-microvolt = <1300000>;
196 regulator-enable-ramp-delay = <125>;
197 regulator-always-on;
198 };
199
200 ldo13_reg: LDO13 {
201 regulator-name = "vdd_ldo13";
202 regulator-min-microvolt = <1000000>;
203 regulator-max-microvolt = <1300000>;
204 regulator-always-on;
205 regulator-enable-ramp-delay = <125>;
206 };
207
208 ldo14_reg: LDO14 {
209 regulator-name = "vdd_ldo14";
210 regulator-min-microvolt = <1800000>;
211 regulator-max-microvolt = <3375000>;
212 regulator-enable-ramp-delay = <125>;
213 };
214
215 ldo17_reg: LDO17 {
216 regulator-name = "vmmc-sdcard";
217 regulator-min-microvolt = <1800000>;
218 regulator-max-microvolt = <3375000>;
219 regulator-enable-ramp-delay = <125>;
220 };
221
222 ldo18_reg: LDO18 {
223 regulator-name = "vdd_ldo18";
224 regulator-min-microvolt = <1500000>;
225 regulator-max-microvolt = <2275000>;
226 regulator-enable-ramp-delay = <125>;
227 };
228
229 ldo19_reg: LDO19 {
230 regulator-name = "vdd_ldo19";
231 regulator-min-microvolt = <1800000>;
232 regulator-max-microvolt = <3375000>;
233 regulator-enable-ramp-delay = <125>;
234 };
235
236 ldo21_reg: LDO21 {
237 regulator-name = "vdd_ldo21";
238 regulator-min-microvolt = <1800000>;
239 regulator-max-microvolt = <3375000>;
240 regulator-enable-ramp-delay = <125>;
241 };
242
243 ldo23_reg: LDO23 {
244 regulator-name = "vdd_ldo23";
245 regulator-min-microvolt = <1500000>;
246 regulator-max-microvolt = <2275000>;
247 regulator-enable-ramp-delay = <125>;
248 };
249
250 ldo25_reg: LDO25 {
251 regulator-name = "vdd_ldo25";
252 regulator-min-microvolt = <1800000>;
253 regulator-max-microvolt = <3375000>;
254 regulator-enable-ramp-delay = <125>;
255 };
256
257 ldo26_reg: LDO26 {
258 regulator-name = "vdd_ldo26";
259 regulator-min-microvolt = <700000>;
260 regulator-max-microvolt = <1470000>;
261 regulator-enable-ramp-delay = <125>;
262 };
263
264 ldo27_reg: LDO27 {
265 regulator-name = "vdd_ldo27";
266 regulator-min-microvolt = <1500000>;
267 regulator-max-microvolt = <2275000>;
268 regulator-enable-ramp-delay = <125>;
269 };
270
271 buck1_reg: BUCK1 {
272 regulator-name = "vdd_mif";
273 regulator-min-microvolt = <500000>;
274 regulator-max-microvolt = <1200000>;
275 regulator-always-on;
276 regulator-boot-on;
277 regulator-ramp-delay = <25000>;
278 regulator-enable-ramp-delay = <250>;
279 };
280
281 buck2_reg: BUCK2 {
282 regulator-name = "vdd_atlas";
283 regulator-min-microvolt = <500000>;
284 regulator-max-microvolt = <1200000>;
285 regulator-always-on;
286 regulator-boot-on;
287 regulator-ramp-delay = <12500>;
288 regulator-enable-ramp-delay = <250>;
289 };
290
291 buck4_reg: BUCK4 {
292 regulator-name = "vdd_int";
293 regulator-min-microvolt = <500000>;
294 regulator-max-microvolt = <1200000>;
295 regulator-always-on;
296 regulator-boot-on;
297 regulator-ramp-delay = <12500>;
298 regulator-enable-ramp-delay = <250>;
299 };
300
301 buck5_reg: BUCK5 {
302 regulator-name = "vdd_buck5";
303 regulator-min-microvolt = <500000>;
304 regulator-max-microvolt = <1300000>;
305 regulator-ramp-delay = <25000>;
306 regulator-enable-ramp-delay = <250>;
307 };
308
309 buck6_reg: BUCK6 {
310 regulator-name = "vdd_g3d";
311 regulator-min-microvolt = <500000>;
312 regulator-max-microvolt = <1400000>;
313 regulator-ramp-delay = <12500>;
314 regulator-enable-ramp-delay = <250>;
315 };
316
317 buck7_reg: BUCK7 {
318 regulator-name = "vdd_buck7";
319 regulator-min-microvolt = <1000000>;
320 regulator-max-microvolt = <1500000>;
321 regulator-always-on;
322 regulator-ramp-delay = <25000>;
323 regulator-enable-ramp-delay = <250>;
324 };
325
326 buck8_reg: BUCK8 {
327 regulator-name = "vdd_buck8";
328 regulator-min-microvolt = <1000000>;
329 regulator-max-microvolt = <1500000>;
330 regulator-always-on;
331 regulator-ramp-delay = <25000>;
332 regulator-enable-ramp-delay = <250>;
333 };
334
335 buck9_reg: BUCK9 {
336 regulator-name = "vdd_buck9";
337 regulator-min-microvolt = <1800000>;
338 regulator-max-microvolt = <2100000>;
339 regulator-always-on;
340 regulator-ramp-delay = <25000>;
341 regulator-enable-ramp-delay = <250>;
342 };
343
344 buck10_reg: BUCK10 {
345 regulator-name = "vdd_buck10";
346 regulator-min-microvolt = <1000000>;
347 regulator-max-microvolt = <3000000>;
348 regulator-always-on;
349 regulator-ramp-delay = <25000>;
350 regulator-enable-ramp-delay = <250>;
351 };
352 };
353 };
354 };
355
356 &pinctrl_alive {
357 pmic_irq: pmic-irq-pins {
358 samsung,pins = "gpa0-2";
359 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
360 samsung,pin-drv = <EXYNOS7_PIN_DRV_LV4>;
361 };
362 };
363
364 &mmc_0 {
365 status = "okay";
366 cap-mmc-highspeed;
367 mmc-hs200-1_8v;
368 non-removable;
369 card-detect-delay = <200>;
370 clock-frequency = <800000000>;
371 samsung,dw-mshc-ciu-div = <3>;
372 samsung,dw-mshc-sdr-timing = <0 4>;
373 samsung,dw-mshc-ddr-timing = <0 2>;
374 pinctrl-names = "default";
375 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_qrdy &sd0_bus1 &sd0_bus4 &sd0_bus8>;
376 bus-width = <8>;
377 };
378
379 &mmc_2 {
380 status = "okay";
381 cap-sd-highspeed;
382 card-detect-delay = <200>;
383 clock-frequency = <400000000>;
384 samsung,dw-mshc-ciu-div = <3>;
385 samsung,dw-mshc-sdr-timing = <2 3>;
386 samsung,dw-mshc-ddr-timing = <1 2>;
387 pinctrl-names = "default";
388 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
389 bus-width = <4>;
390 vmmc-supply = <&ldo17_reg>;
391 vqmmc-supply = <&ldo2_reg>;
392 disable-wp;
393 };
394
395 &pinctrl_bus1 {
396 usb30_vbus_en: usb30-vbus-en-pins {
397 samsung,pins = "gph1-1";
398 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
399 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
400 samsung,pin-drv = <EXYNOS7_PIN_DRV_LV1>;
401 };
402
403 usb3drd_boost_en: usb3drd-boost-en-pins {
404 samsung,pins = "gpf4-1";
405 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
406 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
407 samsung,pin-drv = <EXYNOS7_PIN_DRV_LV1>;
408 };
409 };
410
411 &ufs {
412 status = "okay";
413 };
414
415 &usbdrd {
416 vdd10-supply = <&ldo4_reg>;
417 vdd33-supply = <&ldo6_reg>;
418 };
419
420 &usbdrd_phy {
421 vbus-supply = <&usb30_vbus_reg>;
422 vbus-boost-supply = <&usb3drd_boost_5v>;
423 };
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