1// SPDX-License-Identifier: GPL-2.0
2/*
3 * TOPEET's Exynos4412 based itop board device tree source
4 *
5 * Copyright (c) 2016 SUMOMO Computer Association
6 *			https://www.sumomo.mobi
7 *			Randy Li <ayaka@soulik.info>
8 *
9 * Device tree source file for TOPEET iTop Exynos 4412 SCP package core
10 * board which is based on Samsung's Exynos4412 SoC.
11 */
12
13#include <dt-bindings/clock/samsung,s2mps11.h>
14#include <dt-bindings/gpio/gpio.h>
15#include <dt-bindings/input/input.h>
16#include "exynos4412.dtsi"
17#include "exynos4412-ppmu-common.dtsi"
18#include "exynos-mfc-reserved-memory.dtsi"
19
20/ {
21	memory@40000000 {
22		device_type = "memory";
23		reg = <0x40000000 0x40000000>;
24	};
25
26	firmware@203f000 {
27		compatible = "samsung,secure-firmware";
28		reg = <0x0203F000 0x1000>;
29	};
30
31	fixed-rate-clocks {
32		xxti {
33			compatible = "samsung,clock-xxti";
34			clock-frequency = <0>;
35		};
36
37		xusbxti {
38			compatible = "samsung,clock-xusbxti";
39			clock-frequency = <24000000>;
40		};
41	};
42
43	thermal-zones {
44		cpu_thermal: cpu-thermal {
45			cooling-maps {
46				map0 {
47				     /* Corresponds to 800MHz at freq_table */
48				     cooling-device = <&cpu0 7 7>, <&cpu1 7 7>,
49						      <&cpu2 7 7>, <&cpu3 7 7>;
50				};
51				map1 {
52				     /* Corresponds to 200MHz at freq_table */
53				     cooling-device = <&cpu0 13 13>,
54						      <&cpu1 13 13>,
55						      <&cpu2 13 13>,
56						      <&cpu3 13 13>;
57			       };
58		       };
59		};
60	};
61
62	usb-hub {
63		compatible = "smsc,usb3503a";
64		reset-gpios = <&gpm2 4 GPIO_ACTIVE_LOW>;
65		connect-gpios = <&gpm3 3 GPIO_ACTIVE_HIGH>;
66		intn-gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>;
67		pinctrl-names = "default";
68		pinctrl-0 = <&hsic_reset>;
69	};
70};
71
72&bus_dmc {
73	devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
74	vdd-supply = <&buck1_reg>;
75	status = "okay";
76};
77
78&bus_acp {
79	devfreq = <&bus_dmc>;
80	status = "okay";
81};
82
83&bus_c2c {
84	devfreq = <&bus_dmc>;
85	status = "okay";
86};
87
88&bus_leftbus {
89	devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
90	vdd-supply = <&buck3_reg>;
91	status = "okay";
92};
93
94&bus_rightbus {
95	devfreq = <&bus_leftbus>;
96	status = "okay";
97};
98
99&bus_fsys {
100	devfreq = <&bus_leftbus>;
101	status = "okay";
102};
103
104&bus_peri {
105	devfreq = <&bus_leftbus>;
106	status = "okay";
107};
108
109&bus_mfc {
110	devfreq = <&bus_leftbus>;
111	status = "okay";
112};
113
114&cpu0 {
115	cpu0-supply = <&buck2_reg>;
116};
117
118&gpu {
119	mali-supply = <&buck4_reg>;
120	status = "okay";
121};
122
123&hsotg {
124	vusb_d-supply = <&ldo15_reg>;
125	vusb_a-supply = <&ldo12_reg>;
126};
127
128&i2c_1 {
129	#address-cells = <1>;
130	#size-cells = <0>;
131	samsung,i2c-sda-delay = <100>;
132	samsung,i2c-max-bus-freq = <400000>;
133	pinctrl-0 = <&i2c1_bus>;
134	pinctrl-names = "default";
135	status = "okay";
136
137	s5m8767: s5m8767-pmic@66 {
138		compatible = "samsung,s5m8767-pmic";
139		reg = <0x66>;
140
141		s5m8767,pmic-buck-default-dvs-idx = <3>;
142
143		s5m8767,pmic-buck-dvs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>,
144						 <&gpb 6 GPIO_ACTIVE_HIGH>,
145						 <&gpb 7 GPIO_ACTIVE_HIGH>;
146
147		s5m8767,pmic-buck-ds-gpios = <&gpm3 5 GPIO_ACTIVE_HIGH>,
148						<&gpm3 6 GPIO_ACTIVE_HIGH>,
149						<&gpm3 7 GPIO_ACTIVE_HIGH>;
150
151		/* VDD_ARM */
152		s5m8767,pmic-buck2-dvs-voltage = <1356250>, <1300000>,
153						 <1243750>, <1118750>,
154						 <1068750>, <1012500>,
155						 <956250>, <900000>;
156		/* VDD_INT */
157		s5m8767,pmic-buck3-dvs-voltage = <1000000>, <1000000>,
158						 <925000>, <925000>,
159						 <887500>, <887500>,
160						 <850000>, <850000>;
161		/* VDD_G3D */
162		s5m8767,pmic-buck4-dvs-voltage = <1081250>, <1081250>,
163						 <1025000>, <950000>,
164						 <918750>, <900000>,
165						 <875000>, <831250>;
166
167		regulators {
168			ldo1_reg: LDO1 {
169				regulator-name = "VDD_ALIVE";
170				regulator-min-microvolt = <1100000>;
171				regulator-max-microvolt = <1100000>;
172				regulator-always-on;
173				regulator-boot-on;
174				op_mode = <1>; /* Normal Mode */
175			};
176
177			/* SCP uses 1.5v, POP uses 1.2v */
178			ldo2_reg: LDO2 {
179				regulator-name = "VDDQ_M12";
180				regulator-min-microvolt = <1500000>;
181				regulator-max-microvolt = <1500000>;
182				regulator-always-on;
183				regulator-boot-on;
184				op_mode = <1>; /* Normal Mode */
185			};
186
187			ldo3_reg: LDO3 {
188				regulator-name = "VDDIOAP_18";
189				regulator-min-microvolt = <1800000>;
190				regulator-max-microvolt = <1800000>;
191				regulator-always-on;
192				op_mode = <1>; /* Normal Mode */
193			};
194
195			ldo4_reg: LDO4 {
196				regulator-name = "VDDQ_PRE";
197				regulator-min-microvolt = <1800000>;
198				regulator-max-microvolt = <1800000>;
199				regulator-always-on;
200				op_mode = <1>; /* Normal Mode */
201			};
202
203			ldo5_reg: LDO5 {
204				regulator-name = "VDD_LDO5";
205				op_mode = <0>; /* Always off Mode */
206			};
207
208			ldo6_reg: LDO6 {
209				regulator-name = "VDD10_MPLL";
210				regulator-min-microvolt = <1000000>;
211				regulator-max-microvolt = <1000000>;
212				regulator-always-on;
213				op_mode = <1>; /* Normal Mode */
214			};
215
216			ldo7_reg: LDO7 {
217				regulator-name = "VDD10_XPLL";
218				regulator-min-microvolt = <1000000>;
219				regulator-max-microvolt = <1000000>;
220				regulator-always-on;
221				op_mode = <1>; /* Normal Mode */
222			};
223
224			ldo8_reg: LDO8 {
225				regulator-name = "VDD10_MIPI";
226				regulator-min-microvolt = <1000000>;
227				regulator-max-microvolt = <1000000>;
228				op_mode = <1>; /* Normal Mode */
229			};
230
231			ldo9_reg: LDO9 {
232				regulator-name = "VDD33_LCD";
233				regulator-min-microvolt = <3300000>;
234				regulator-max-microvolt = <3300000>;
235				op_mode = <1>; /* Normal Mode */
236			};
237
238			ldo10_reg: LDO10 {
239				regulator-name = "VDD18_MIPI";
240				regulator-min-microvolt = <1800000>;
241				regulator-max-microvolt = <1800000>;
242				op_mode = <1>; /* Normal Mode */
243			};
244
245			ldo11_reg: LDO11 {
246				regulator-name = "VDD18_ABB1";
247				regulator-min-microvolt = <1800000>;
248				regulator-max-microvolt = <1800000>;
249				regulator-always-on;
250				op_mode = <1>; /* Normal Mode */
251			};
252
253			ldo12_reg: LDO12 {
254				regulator-name = "VDD33_UOTG";
255				regulator-min-microvolt = <3300000>;
256				regulator-max-microvolt = <3300000>;
257				regulator-always-on;
258				op_mode = <1>; /* Normal Mode */
259			};
260
261			ldo13_reg: LDO13 {
262				regulator-name = "VDDIOPERI_18";
263				regulator-min-microvolt = <1800000>;
264				regulator-max-microvolt = <1800000>;
265				regulator-always-on;
266				op_mode = <1>; /* Normal Mode */
267			};
268
269			ldo14_reg: LDO14 {
270				regulator-name = "VDD18_ABB02";
271				regulator-min-microvolt = <1800000>;
272				regulator-max-microvolt = <1800000>;
273				regulator-always-on;
274				op_mode = <1>; /* Normal Mode */
275			};
276
277			ldo15_reg: LDO15 {
278				regulator-name = "VDD10_USH";
279				regulator-min-microvolt = <1000000>;
280				regulator-max-microvolt = <1000000>;
281				regulator-always-on;
282				op_mode = <1>; /* Normal Mode */
283			};
284
285			ldo16_reg: LDO16 {
286				regulator-name = "VDD18_HSIC";
287				regulator-min-microvolt = <1800000>;
288				regulator-max-microvolt = <1800000>;
289				regulator-always-on;
290				op_mode = <1>; /* Normal Mode */
291			};
292
293			ldo17_reg: LDO17 {
294				regulator-name = "VDDIOAP_MMC012_28";
295				regulator-min-microvolt = <2800000>;
296				regulator-max-microvolt = <2800000>;
297				op_mode = <1>; /* Normal Mode */
298			};
299
300			/* Used by HSIC */
301			ldo18_reg: LDO18 {
302				regulator-name = "VDDIOPERI_28";
303				regulator-min-microvolt = <3300000>;
304				regulator-max-microvolt = <3300000>;
305				regulator-always-on;
306				op_mode = <1>; /* Normal Mode */
307			};
308
309			ldo19_reg: LDO19 {
310				regulator-name = "VDD_LDO19";
311				op_mode = <0>; /* Always off Mode */
312			};
313
314			ldo20_reg: LDO20 {
315				regulator-name = "VDD28_CAM";
316				regulator-min-microvolt = <1800000>;
317				regulator-max-microvolt = <2800000>;
318				op_mode = <1>; /* Normal Mode */
319			};
320
321			ldo21_reg: LDO21 {
322				regulator-name = "VDD28_AF";
323				regulator-min-microvolt = <1800000>;
324				regulator-max-microvolt = <2800000>;
325				op_mode = <1>; /* Normal Mode */
326			};
327
328			ldo22_reg: LDO22 {
329				regulator-name = "VDDA28_2M";
330				regulator-min-microvolt = <2800000>;
331				regulator-max-microvolt = <2800000>;
332				op_mode = <1>; /* Normal Mode */
333			};
334
335			ldo23_reg: LDO23 {
336				regulator-name = "VDD28_TF";
337				regulator-min-microvolt = <2800000>;
338				regulator-max-microvolt = <2800000>;
339				op_mode = <1>; /* Normal Mode */
340			};
341
342			ldo24_reg: LDO24 {
343				regulator-name = "VDD33_A31";
344				regulator-min-microvolt = <3300000>;
345				regulator-max-microvolt = <3300000>;
346				op_mode = <1>; /* Normal Mode */
347			};
348
349			ldo25_reg: LDO25 {
350				regulator-name = "VDD18_CAM";
351				regulator-min-microvolt = <1800000>;
352				regulator-max-microvolt = <1800000>;
353				op_mode = <1>; /* Normal Mode */
354			};
355
356			ldo26_reg: LDO26 {
357				regulator-name = "VDD18_A31";
358				regulator-min-microvolt = <1800000>;
359				regulator-max-microvolt = <1800000>;
360				op_mode = <1>; /* Normal Mode */
361			};
362
363			ldo27_reg: LDO27 {
364				regulator-name = "GPS_1V8";
365				regulator-min-microvolt = <1800000>;
366				regulator-max-microvolt = <1800000>;
367				op_mode = <1>; /* Normal Mode */
368			};
369
370			ldo28_reg: LDO28 {
371				regulator-name = "DVDD12";
372				regulator-min-microvolt = <1200000>;
373				regulator-max-microvolt = <1200000>;
374				op_mode = <1>; /* Normal Mode */
375			};
376
377			buck1_reg: BUCK1 {
378				regulator-name = "vdd_mif";
379				regulator-min-microvolt = <850000>;
380				regulator-max-microvolt = <1100000>;
381				regulator-always-on;
382				regulator-boot-on;
383				op_mode = <1>; /* Normal Mode */
384			};
385
386			buck2_reg: BUCK2 {
387				regulator-name = "vdd_arm";
388				regulator-min-microvolt = <850000>;
389				regulator-max-microvolt = <1456250>;
390				regulator-always-on;
391				regulator-boot-on;
392				op_mode = <1>; /* Normal Mode */
393			};
394
395			buck3_reg: BUCK3 {
396				regulator-name = "vdd_int";
397				regulator-min-microvolt = <875000>;
398				regulator-max-microvolt = <1200000>;
399				regulator-always-on;
400				regulator-boot-on;
401				op_mode = <1>; /* Normal Mode */
402			};
403
404			buck4_reg: BUCK4 {
405				regulator-name = "vdd_g3d";
406				regulator-min-microvolt = <750000>;
407				regulator-max-microvolt = <1500000>;
408				regulator-always-on;
409				regulator-boot-on;
410				op_mode = <1>; /* Normal Mode */
411			};
412
413			buck5_reg: BUCK5 {
414				regulator-name = "vdd_m12";
415				regulator-min-microvolt = <750000>;
416				regulator-max-microvolt = <1500000>;
417				regulator-always-on;
418				regulator-boot-on;
419				op_mode = <1>; /* Normal Mode */
420			};
421
422			buck6_reg: BUCK6 {
423				regulator-name = "vdd12_5m";
424				regulator-min-microvolt = <750000>;
425				regulator-max-microvolt = <1500000>;
426				regulator-always-on;
427				regulator-boot-on;
428				op_mode = <1>; /* Normal Mode */
429			};
430
431			buck7_reg: BUCK7 {
432				regulator-name = "pvdd_buck7";
433				regulator-min-microvolt = <750000>;
434				regulator-max-microvolt = <2000000>;
435				regulator-boot-on;
436				regulator-always-on;
437				op_mode = <1>; /* Normal Mode */
438			};
439
440			buck8_reg: BUCK8 {
441				regulator-name = "pvdd_buck8";
442				regulator-min-microvolt = <750000>;
443				regulator-max-microvolt = <1500000>;
444				regulator-boot-on;
445				regulator-always-on;
446				op_mode = <1>; /* Normal Mode */
447			};
448
449			buck9_reg: BUCK9 {
450				regulator-name = "vddf28_emmc";
451				regulator-min-microvolt = <750000>;
452				regulator-max-microvolt = <3000000>;
453				op_mode = <1>; /* Normal Mode */
454			};
455		};
456
457		s5m8767_osc: clocks {
458			compatible = "samsung,s5m8767-clk";
459			#clock-cells = <1>;
460			clock-output-names = "s5m8767_ap",
461					"s5m8767_cp", "s5m8767_bt";
462		};
463
464	};
465};
466
467&mfc {
468	status = "okay";
469};
470
471&mshc_0 {
472	pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
473	pinctrl-names = "default";
474	status = "okay";
475	vmmc-supply = <&buck9_reg>;
476	broken-cd;
477	card-detect-delay = <200>;
478	samsung,dw-mshc-ciu-div = <3>;
479	samsung,dw-mshc-sdr-timing = <2 3>;
480	samsung,dw-mshc-ddr-timing = <1 2>;
481	bus-width = <8>;
482	cap-mmc-highspeed;
483};
484
485&pinctrl_1 {
486	hsic_reset: hsic-reset {
487		samsung,pins = "gpm2-4";
488		samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
489		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
490		samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>;
491	};
492};
493
494&rtc {
495	status = "okay";
496	clocks = <&clock CLK_RTC>, <&s5m8767_osc S2MPS11_CLK_AP>;
497	clock-names = "rtc", "rtc_src";
498};
499
500&tmu {
501	vtmu-supply = <&ldo16_reg>;
502	status = "okay";
503};
504