1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Samsung's Exynos3250 based ARTIK5 module device tree source
4 *
5 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com
7 *
8 * Device tree source file for Samsung's ARTIK5 module which is based on
9 * Samsung Exynos3250 SoC.
10 */
11
12 #include "exynos3250.dtsi"
13 #include <dt-bindings/clock/samsung,s2mps11.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/interrupt-controller/irq.h>
16
17 / {
18 compatible = "samsung,artik5", "samsung,exynos3250", "samsung,exynos3";
19
20 aliases {
21 mmc0 = &mshc_0;
22 mmc1 = &mshc_1;
23 };
24
25 chosen {
26 stdout-path = &serial_2;
27 };
28
29 memory@40000000 {
30 device_type = "memory";
31 reg = <0x40000000 0x1f800000>;
32 };
33
34 firmware@205f000 {
35 compatible = "samsung,secure-firmware";
36 reg = <0x0205f000 0x1000>;
37 };
38
39 thermal-zones {
40 cpu_thermal: cpu-thermal {
41 cooling-maps {
42 map0 {
43 /* Corresponds to 500MHz */
44 cooling-device = <&cpu0 5 5>,
45 <&cpu1 5 5>;
46 };
47 map1 {
48 /* Corresponds to 200MHz */
49 cooling-device = <&cpu0 8 8>,
50 <&cpu1 8 8>;
51 };
52 };
53 };
54 };
55 };
56
57 &adc {
58 vdd-supply = <&ldo7_reg>;
59 assigned-clocks = <&cmu CLK_SCLK_TSADC>;
60 assigned-clock-rates = <6000000>;
61 };
62
63 &cmu {
64 clocks = <&xusbxti>;
65 };
66
67 &cpu0 {
68 cpu0-supply = <&buck2_reg>;
69 };
70
71 &gpu {
72 mali-supply = <&buck3_reg>;
73 status = "okay";
74 };
75
76 &i2c_0 {
77 #address-cells = <1>;
78 #size-cells = <0>;
79 samsung,i2c-sda-delay = <100>;
80 samsung,i2c-slave-addr = <0x10>;
81 samsung,i2c-max-bus-freq = <100000>;
82 status = "okay";
83
84 pmic@66 {
85 compatible = "samsung,s2mps14-pmic";
86 interrupt-parent = <&gpx3>;
87 interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
88 pinctrl-names = "default";
89 pinctrl-0 = <&s2mps14_irq>;
90 reg = <0x66>;
91
92 s2mps14_osc: clocks {
93 compatible = "samsung,s2mps14-clk";
94 #clock-cells = <1>;
95 clock-output-names = "s2mps14_ap", "unused",
96 "s2mps14_bt";
97 };
98
99 regulators {
100 ldo1_reg: LDO1 {
101 /* VDD_ALIVE15x */
102 regulator-name = "VLDO1_1.0V";
103 regulator-min-microvolt = <1000000>;
104 regulator-max-microvolt = <1000000>;
105 regulator-always-on;
106 };
107
108 ldo2_reg: LDO2 {
109 /* VDDQM176 ~ VDDQM185 */
110 regulator-name = "VLDO2_1.2V";
111 regulator-min-microvolt = <1200000>;
112 regulator-max-microvolt = <1200000>;
113 regulator-always-on;
114 };
115
116 ldo3_reg: LDO3 {
117 /*
118 * VDD1_E106 ~ VDD1_E111
119 * DVDD_RTC_AP, DVDD_MMC2_AP
120 */
121 regulator-name = "VLDO3_1.8V";
122 regulator-min-microvolt = <1800000>;
123 regulator-max-microvolt = <1800000>;
124 regulator-always-on;
125 };
126
127 ldo4_reg: LDO4 {
128 /* AVDD_PLL1120 ~ AVDD_PLL11201 */
129 regulator-name = "VLDO4_1.8V";
130 regulator-min-microvolt = <1800000>;
131 regulator-max-microvolt = <1800000>;
132 regulator-always-on;
133 };
134
135 ldo5_reg: LDO5 {
136 /* VDDI_PLL_ISO141 ~ VDDI_PLL_ISO142 */
137 regulator-name = "VLDO5_1.0V";
138 regulator-min-microvolt = <1000000>;
139 regulator-max-microvolt = <1000000>;
140 regulator-always-on;
141 };
142
143 ldo6_reg: LDO6 {
144 /* VDD_USB, VDD10_HSIC */
145 regulator-name = "VLDO6_1.0V";
146 regulator-min-microvolt = <1000000>;
147 regulator-max-microvolt = <1000000>;
148 regulator-always-on;
149 };
150
151 ldo7_reg: LDO7 {
152 /*
153 * VDD18P, AVDD18_TS, AVDD18_HSIC, AVDD_PLL2,
154 * AVDD_ADC, AVDD_ABB_0, M4S_VDD18
155 */
156 regulator-name = "VLDO7_1.8V";
157 regulator-min-microvolt = <1800000>;
158 regulator-max-microvolt = <1800000>;
159 regulator-always-on;
160 };
161
162 ldo8_reg: LDO8 {
163 /* AVDD33_UOTG */
164 regulator-name = "VLDO8_3.0V";
165 regulator-min-microvolt = <3000000>;
166 regulator-max-microvolt = <3000000>;
167 regulator-always-on;
168 };
169
170 ldo9_reg: LDO9 {
171 /* VDDQ_E86 ~ VDDQ_E105*/
172 regulator-name = "VLDO9_1.2V";
173 regulator-min-microvolt = <1200000>;
174 regulator-max-microvolt = <1200000>;
175 regulator-always-on;
176 };
177
178 ldo10_reg: LDO10 {
179 regulator-name = "VLDO10_1.0V";
180 regulator-min-microvolt = <1000000>;
181 regulator-max-microvolt = <1000000>;
182 };
183
184 ldo11_reg: LDO11 {
185 /* VDD74 ~ VDD75 */
186 regulator-name = "VLDO11_1.8V";
187 regulator-min-microvolt = <1800000>;
188 regulator-max-microvolt = <1800000>;
189 samsung,ext-control-gpios = <&gpk0 2 GPIO_ACTIVE_HIGH>;
190 };
191
192 ldo12_reg: LDO12 {
193 /* VDD72 ~ VDD73 */
194 regulator-name = "VLDO12_2.8V";
195 regulator-min-microvolt = <2800000>;
196 regulator-max-microvolt = <2800000>;
197 samsung,ext-control-gpios = <&gpk0 2 GPIO_ACTIVE_HIGH>;
198 };
199
200 ldo13_reg: LDO13 {
201 regulator-name = "VLDO13_2.8V";
202 regulator-min-microvolt = <2800000>;
203 regulator-max-microvolt = <2800000>;
204 };
205
206 ldo14_reg: LDO14 {
207 regulator-name = "VLDO14_2.7V";
208 regulator-min-microvolt = <2700000>;
209 regulator-max-microvolt = <2700000>;
210 };
211
212 ldo15_reg: LDO15 {
213 regulator-name = "VLDO_3.3V";
214 regulator-min-microvolt = <3300000>;
215 regulator-max-microvolt = <3300000>;
216 };
217
218 ldo16_reg: LDO16 {
219 regulator-name = "VLDO16_3.3V";
220 regulator-min-microvolt = <3300000>;
221 regulator-max-microvolt = <3300000>;
222 };
223
224 ldo17_reg: LDO17 {
225 regulator-name = "VLDO17_3.0V";
226 regulator-min-microvolt = <3000000>;
227 regulator-max-microvolt = <3000000>;
228 };
229
230 ldo18_reg: LDO18 {
231 /* DVDD_MMC2_AP */
232 regulator-name = "VLDO18_2.8V";
233 regulator-min-microvolt = <2800000>;
234 regulator-max-microvolt = <2800000>;
235 };
236
237 ldo19_reg: LDO19 {
238 regulator-name = "VLDO19_1.8V";
239 regulator-min-microvolt = <1800000>;
240 regulator-max-microvolt = <1800000>;
241 };
242
243 ldo20_reg: LDO20 {
244 regulator-name = "VLDO20_1.8V";
245 regulator-min-microvolt = <1800000>;
246 regulator-max-microvolt = <1800000>;
247 };
248
249 ldo21_reg: LDO21 {
250 regulator-name = "VLDO21_1.25V";
251 regulator-min-microvolt = <1250000>;
252 regulator-max-microvolt = <1250000>;
253 };
254
255 ldo22_reg: LDO22 {
256 regulator-name = "VLDO22_1.2V";
257 regulator-min-microvolt = <1200000>;
258 regulator-max-microvolt = <1200000>;
259 };
260
261 ldo23_reg: LDO23 {
262 /* Xi2c3_SDA/SCL, Xi2c7_SDA/SCL, WLAN_SDIO */
263 regulator-name = "VLDO23_1.8V";
264 regulator-min-microvolt = <1800000>;
265 regulator-max-microvolt = <1800000>;
266 regulator-always-on;
267 };
268
269 ldo24_reg: LDO24 {
270 regulator-name = "VLDO24_3.0V";
271 regulator-min-microvolt = <3000000>;
272 regulator-max-microvolt = <3000000>;
273 };
274
275 ldo25_reg: LDO25 {
276 regulator-name = "VLDO25_3.0V";
277 regulator-min-microvolt = <3000000>;
278 regulator-max-microvolt = <3000000>;
279 };
280
281 buck1_reg: BUCK1 {
282 /* VDD_MIF */
283 regulator-name = "VBUCK1_1.0V";
284 regulator-min-microvolt = <800000>;
285 regulator-max-microvolt = <1000000>;
286 regulator-always-on;
287 };
288
289 buck2_reg: BUCK2 {
290 /* VDD_CPU */
291 regulator-name = "VBUCK2_1.2V";
292 regulator-min-microvolt = <850000>;
293 regulator-max-microvolt = <1200000>;
294 regulator-always-on;
295 };
296
297 buck3_reg: BUCK3 {
298 /* VDD_G3D */
299 regulator-name = "VBUCK3_1.0V";
300 regulator-min-microvolt = <850000>;
301 regulator-max-microvolt = <1000000>;
302 regulator-always-on;
303 };
304
305 buck4_reg: BUCK4 {
306 regulator-name = "VBUCK4_1.95V";
307 regulator-min-microvolt = <1950000>;
308 regulator-max-microvolt = <1950000>;
309 regulator-always-on;
310 };
311
312 buck5_reg: BUCK5 {
313 regulator-name = "VBUCK5_1.35V";
314 regulator-min-microvolt = <1350000>;
315 regulator-max-microvolt = <1350000>;
316 regulator-always-on;
317 };
318 };
319 };
320 };
321
322 &mshc_0 {
323 non-removable;
324 cap-mmc-highspeed;
325 card-detect-delay = <200>;
326 vmmc-supply = <&ldo12_reg>;
327 clock-frequency = <100000000>;
328 max-frequency = <100000000>;
329 mmc-ddr-1_8v;
330 samsung,dw-mshc-ciu-div = <1>;
331 samsung,dw-mshc-sdr-timing = <0 1>;
332 samsung,dw-mshc-ddr-timing = <1 2>;
333 pinctrl-names = "default";
334 pinctrl-0 = <&sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8>;
335 bus-width = <8>;
336 status = "okay";
337 };
338
339 &mshc_1 {
340 cap-sd-highspeed;
341 cap-sdio-irq;
342 disable-wp;
343 non-removable;
344 keep-power-in-suspend;
345 fifo-depth = <0x40>;
346 vqmmc-supply = <&ldo11_reg>;
347 /*
348 * Voltage negotiation is broken for the SDIO periph so we
349 * can't actually set the voltage here.
350 * vmmc-supply = <&ldo23_reg>;
351 */
352 card-detect-delay = <500>;
353 clock-frequency = <100000000>;
354 max-frequency = <100000000>;
355 samsung,dw-mshc-ciu-div = <3>;
356 samsung,dw-mshc-sdr-timing = <0 1>;
357 samsung,dw-mshc-ddr-timing = <1 2>;
358 pinctrl-names = "default";
359 pinctrl-0 = <&sd1_cmd &sd1_clk &sd1_bus1 &sd1_bus4 &wlanen>;
360 bus-width = <4>;
361 status = "okay";
362 };
363
364 &pinctrl_1 {
365 bten: bten-pins {
366 samsung,pins = "gpx1-7";
367 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
368 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
369 samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>;
370 samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_DOWN>;
371 };
372
373 wlanen: wlanen-pins {
374 samsung,pins = "gpx2-3";
375 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
376 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
377 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV3>;
378 samsung,pin-val = <1>;
379 };
380
381 s2mps14_irq: s2mps14-irq-pins {
382 samsung,pins = "gpx3-5";
383 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
384 };
385
386 bthostwake: bthostwake-pins {
387 samsung,pins = "gpx3-6";
388 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
389 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
390 samsung,pin-con-pdn = <EXYNOS_PIN_PDN_INPUT>;
391 samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>;
392 };
393
394 btwake: btwake-pins {
395 samsung,pins = "gpx3-7";
396 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
397 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
398 samsung,pin-con-pdn = <EXYNOS_PIN_PDN_OUT0>;
399 samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_DOWN>;
400 };
401 };
402
403 &rtc {
404 clocks = <&cmu CLK_RTC>, <&s2mps14_osc S2MPS11_CLK_AP>;
405 clock-names = "rtc", "rtc_src";
406 status = "okay";
407 };
408
409 &serial_0 {
410 assigned-clocks = <&cmu CLK_SCLK_UART0>;
411 assigned-clock-rates = <100000000>;
412 status = "okay";
413
414 bluetooth {
415 compatible = "brcm,bcm4330-bt";
416 pinctrl-names = "default";
417 pinctrl-0 = <&bten &btwake &bthostwake>;
418 max-speed = <3000000>;
419 shutdown-gpios = <&gpx1 7 GPIO_ACTIVE_HIGH>;
420 device-wakeup-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
421 host-wakeup-gpios = <&gpx3 6 GPIO_ACTIVE_HIGH>;
422 clocks = <&s2mps14_osc S2MPS11_CLK_BT>;
423 };
424 };
425
426 &tmu {
427 status = "okay";
428 };
429
430 &xusbxti {
431 clock-frequency = <24000000>;
432 };
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