1 /*
2 * Copyright (C) ST-Ericsson SA 2010
3 *
4 * License Terms: GNU General Public License v2
5 *
6 * Authors: Sundar Iyer <sundar.iyer@stericsson.com>
7 * Bengt Jonsson <bengt.g.jonsson@stericsson.com>
8 * Daniel Willerud <daniel.willerud@stericsson.com>
9 *
10 * MOP500 board specific initialization for regulators
11 */
12 #include <linux/kernel.h>
13 #include <linux/regulator/machine.h>
14 #include <linux/regulator/ab8500.h>
15 #include "board-mop500-regulators.h"
16 #include "id.h"
17
18 static struct regulator_consumer_supply gpio_en_3v3_consumers[] = {
19 REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
20 };
21
22 struct regulator_init_data gpio_en_3v3_regulator = {
23 .constraints = {
24 .name = "EN-3V3",
25 .min_uV = 3300000,
26 .max_uV = 3300000,
27 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
28 },
29 .num_consumer_supplies = ARRAY_SIZE(gpio_en_3v3_consumers),
30 .consumer_supplies = gpio_en_3v3_consumers,
31 };
32
33 /*
34 * TPS61052 regulator
35 */
36 static struct regulator_consumer_supply tps61052_vaudio_consumers[] = {
37 /*
38 * Boost converter supply to raise voltage on audio speaker, this
39 * is actually connected to three pins, VInVhfL (left amplifier)
40 * VInVhfR (right amplifier) and VIntDClassInt - all three must
41 * be connected to the same voltage.
42 */
43 REGULATOR_SUPPLY("vintdclassint", "ab8500-codec.0"),
44 };
45
46 struct regulator_init_data tps61052_regulator = {
47 .constraints = {
48 .name = "vaudio-hf",
49 .min_uV = 4500000,
50 .max_uV = 4500000,
51 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
52 },
53 .num_consumer_supplies = ARRAY_SIZE(tps61052_vaudio_consumers),
54 .consumer_supplies = tps61052_vaudio_consumers,
55 };
56
57 static struct regulator_consumer_supply ab8500_vaux1_consumers[] = {
58 /* Main display, u8500 R3 uib */
59 REGULATOR_SUPPLY("vddi", "mcde_disp_sony_acx424akp.0"),
60 /* Main display, u8500 uib and ST uib */
61 REGULATOR_SUPPLY("vdd1", "samsung_s6d16d0.0"),
62 /* Secondary display, ST uib */
63 REGULATOR_SUPPLY("vdd1", "samsung_s6d16d0.1"),
64 /* SFH7741 proximity sensor */
65 REGULATOR_SUPPLY("vcc", "gpio-keys.0"),
66 /* BH1780GLS ambient light sensor */
67 REGULATOR_SUPPLY("vcc", "2-0029"),
68 /* lsm303dlh accelerometer */
69 REGULATOR_SUPPLY("vdd", "2-0018"),
70 /* lsm303dlhc accelerometer */
71 REGULATOR_SUPPLY("vdd", "2-0019"),
72 /* lsm303dlh magnetometer */
73 REGULATOR_SUPPLY("vdd", "2-001e"),
74 /* Rohm BU21013 Touchscreen devices */
75 REGULATOR_SUPPLY("avdd", "3-005c"),
76 REGULATOR_SUPPLY("avdd", "3-005d"),
77 /* Synaptics RMI4 Touchscreen device */
78 REGULATOR_SUPPLY("vdd", "3-004b"),
79 /* L3G4200D Gyroscope device */
80 REGULATOR_SUPPLY("vdd", "2-0068"),
81 /* Ambient light sensor device */
82 REGULATOR_SUPPLY("vdd", "3-0029"),
83 /* Pressure sensor device */
84 REGULATOR_SUPPLY("vdd", "2-005c"),
85 /* Cypress TrueTouch Touchscreen device */
86 REGULATOR_SUPPLY("vcpin", "spi8.0"),
87 /* Camera device */
88 REGULATOR_SUPPLY("vaux12v5", "mmio_camera"),
89 };
90
91 static struct regulator_consumer_supply ab8500_vaux2_consumers[] = {
92 /* On-board eMMC power */
93 REGULATOR_SUPPLY("vmmc", "sdi4"),
94 /* AB8500 audio codec */
95 REGULATOR_SUPPLY("vcc-N2158", "ab8500-codec.0"),
96 /* AB8500 accessory detect 1 */
97 REGULATOR_SUPPLY("vcc-N2158", "ab8500-acc-det.0"),
98 /* AB8500 Tv-out device */
99 REGULATOR_SUPPLY("vcc-N2158", "mcde_tv_ab8500.4"),
100 /* AV8100 HDMI device */
101 REGULATOR_SUPPLY("vcc-N2158", "av8100_hdmi.3"),
102 };
103
104 static struct regulator_consumer_supply ab8500_vaux3_consumers[] = {
105 REGULATOR_SUPPLY("v-SD-STM", "stm"),
106 /* External MMC slot power */
107 REGULATOR_SUPPLY("vmmc", "sdi0"),
108 };
109
110 static struct regulator_consumer_supply ab8505_vaux4_consumers[] = {
111 };
112
113 static struct regulator_consumer_supply ab8505_vaux5_consumers[] = {
114 };
115
116 static struct regulator_consumer_supply ab8505_vaux6_consumers[] = {
117 };
118
119 static struct regulator_consumer_supply ab8505_vaux8_consumers[] = {
120 /* AB8500 audio codec device */
121 REGULATOR_SUPPLY("v-aux8", NULL),
122 };
123
124 static struct regulator_consumer_supply ab8505_vadc_consumers[] = {
125 /* Internal general-purpose ADC */
126 REGULATOR_SUPPLY("vddadc", "ab8500-gpadc.0"),
127 /* ADC for charger */
128 REGULATOR_SUPPLY("vddadc", "ab8500-charger.0"),
129 };
130
131 static struct regulator_consumer_supply ab8500_vtvout_consumers[] = {
132 /* TV-out DENC supply */
133 REGULATOR_SUPPLY("vtvout", "ab8500-denc.0"),
134 /* Internal general-purpose ADC */
135 REGULATOR_SUPPLY("vddadc", "ab8500-gpadc.0"),
136 /* ADC for charger */
137 REGULATOR_SUPPLY("vddadc", "ab8500-charger.0"),
138 /* AB8500 Tv-out device */
139 REGULATOR_SUPPLY("vtvout", "mcde_tv_ab8500.4"),
140 };
141
142 static struct regulator_consumer_supply ab8500_vaud_consumers[] = {
143 /* AB8500 audio-codec main supply */
144 REGULATOR_SUPPLY("vaud", "ab8500-codec.0"),
145 };
146
147 static struct regulator_consumer_supply ab8500_vamic1_consumers[] = {
148 /* AB8500 audio-codec Mic1 supply */
149 REGULATOR_SUPPLY("vamic1", "ab8500-codec.0"),
150 };
151
152 static struct regulator_consumer_supply ab8500_vamic2_consumers[] = {
153 /* AB8500 audio-codec Mic2 supply */
154 REGULATOR_SUPPLY("vamic2", "ab8500-codec.0"),
155 };
156
157 static struct regulator_consumer_supply ab8500_vdmic_consumers[] = {
158 /* AB8500 audio-codec DMic supply */
159 REGULATOR_SUPPLY("vdmic", "ab8500-codec.0"),
160 };
161
162 static struct regulator_consumer_supply ab8500_vintcore_consumers[] = {
163 /* SoC core supply, no device */
164 REGULATOR_SUPPLY("v-intcore", NULL),
165 /* USB Transceiver */
166 REGULATOR_SUPPLY("vddulpivio18", "ab8500-usb.0"),
167 /* Handled by abx500 clk driver */
168 REGULATOR_SUPPLY("v-intcore", "abx500-clk.0"),
169 };
170
171 static struct regulator_consumer_supply ab8505_usb_consumers[] = {
172 /* HS USB OTG physical interface */
173 REGULATOR_SUPPLY("v-ape", NULL),
174 };
175
176 static struct regulator_consumer_supply ab8500_vana_consumers[] = {
177 /* DB8500 DSI */
178 REGULATOR_SUPPLY("vdddsi1v2", "mcde"),
179 REGULATOR_SUPPLY("vdddsi1v2", "b2r2_core"),
180 REGULATOR_SUPPLY("vdddsi1v2", "b2r2_1_core"),
181 REGULATOR_SUPPLY("vdddsi1v2", "dsilink.0"),
182 REGULATOR_SUPPLY("vdddsi1v2", "dsilink.1"),
183 REGULATOR_SUPPLY("vdddsi1v2", "dsilink.2"),
184 /* DB8500 CSI */
185 REGULATOR_SUPPLY("vddcsi1v2", "mmio_camera"),
186 };
187
188 /* ab8500 regulator register initialization */
189 static struct ab8500_regulator_reg_init ab8500_reg_init[] = {
190 /*
191 * VanaRequestCtrl = HP/LP depending on VxRequest
192 * VextSupply1RequestCtrl = HP/LP depending on VxRequest
193 */
194 INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL2, 0xf0, 0x00),
195 /*
196 * VextSupply2RequestCtrl = HP/LP depending on VxRequest
197 * VextSupply3RequestCtrl = HP/LP depending on VxRequest
198 * Vaux1RequestCtrl = HP/LP depending on VxRequest
199 * Vaux2RequestCtrl = HP/LP depending on VxRequest
200 */
201 INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL3, 0xff, 0x00),
202 /*
203 * Vaux3RequestCtrl = HP/LP depending on VxRequest
204 * SwHPReq = Control through SWValid disabled
205 */
206 INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL4, 0x07, 0x00),
207 /*
208 * VanaSysClkReq1HPValid = disabled
209 * Vaux1SysClkReq1HPValid = disabled
210 * Vaux2SysClkReq1HPValid = disabled
211 * Vaux3SysClkReq1HPValid = disabled
212 */
213 INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID1, 0xe8, 0x00),
214 /*
215 * VextSupply1SysClkReq1HPValid = disabled
216 * VextSupply2SysClkReq1HPValid = disabled
217 * VextSupply3SysClkReq1HPValid = SysClkReq1 controlled
218 */
219 INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID2, 0x70, 0x40),
220 /*
221 * VanaHwHPReq1Valid = disabled
222 * Vaux1HwHPreq1Valid = disabled
223 * Vaux2HwHPReq1Valid = disabled
224 * Vaux3HwHPReqValid = disabled
225 */
226 INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID1, 0xe8, 0x00),
227 /*
228 * VextSupply1HwHPReq1Valid = disabled
229 * VextSupply2HwHPReq1Valid = disabled
230 * VextSupply3HwHPReq1Valid = disabled
231 */
232 INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID2, 0x07, 0x00),
233 /*
234 * VanaHwHPReq2Valid = disabled
235 * Vaux1HwHPReq2Valid = disabled
236 * Vaux2HwHPReq2Valid = disabled
237 * Vaux3HwHPReq2Valid = disabled
238 */
239 INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID1, 0xe8, 0x00),
240 /*
241 * VextSupply1HwHPReq2Valid = disabled
242 * VextSupply2HwHPReq2Valid = disabled
243 * VextSupply3HwHPReq2Valid = HWReq2 controlled
244 */
245 INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID2, 0x07, 0x04),
246 /*
247 * VanaSwHPReqValid = disabled
248 * Vaux1SwHPReqValid = disabled
249 */
250 INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID1, 0xa0, 0x00),
251 /*
252 * Vaux2SwHPReqValid = disabled
253 * Vaux3SwHPReqValid = disabled
254 * VextSupply1SwHPReqValid = disabled
255 * VextSupply2SwHPReqValid = disabled
256 * VextSupply3SwHPReqValid = disabled
257 */
258 INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID2, 0x1f, 0x00),
259 /*
260 * SysClkReq2Valid1 = SysClkReq2 controlled
261 * SysClkReq3Valid1 = disabled
262 * SysClkReq4Valid1 = SysClkReq4 controlled
263 * SysClkReq5Valid1 = disabled
264 * SysClkReq6Valid1 = SysClkReq6 controlled
265 * SysClkReq7Valid1 = disabled
266 * SysClkReq8Valid1 = disabled
267 */
268 INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID1, 0xfe, 0x2a),
269 /*
270 * SysClkReq2Valid2 = disabled
271 * SysClkReq3Valid2 = disabled
272 * SysClkReq4Valid2 = disabled
273 * SysClkReq5Valid2 = disabled
274 * SysClkReq6Valid2 = SysClkReq6 controlled
275 * SysClkReq7Valid2 = disabled
276 * SysClkReq8Valid2 = disabled
277 */
278 INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID2, 0xfe, 0x20),
279 /*
280 * VTVoutEna = disabled
281 * Vintcore12Ena = disabled
282 * Vintcore12Sel = 1.25 V
283 * Vintcore12LP = inactive (HP)
284 * VTVoutLP = inactive (HP)
285 */
286 INIT_REGULATOR_REGISTER(AB8500_REGUMISC1, 0xfe, 0x10),
287 /*
288 * VaudioEna = disabled
289 * VdmicEna = disabled
290 * Vamic1Ena = disabled
291 * Vamic2Ena = disabled
292 */
293 INIT_REGULATOR_REGISTER(AB8500_VAUDIOSUPPLY, 0x1e, 0x00),
294 /*
295 * Vamic1_dzout = high-Z when Vamic1 is disabled
296 * Vamic2_dzout = high-Z when Vamic2 is disabled
297 */
298 INIT_REGULATOR_REGISTER(AB8500_REGUCTRL1VAMIC, 0x03, 0x00),
299 /*
300 * VPll = Hw controlled (NOTE! PRCMU bits)
301 * VanaRegu = force off
302 */
303 INIT_REGULATOR_REGISTER(AB8500_VPLLVANAREGU, 0x0f, 0x02),
304 /*
305 * VrefDDREna = disabled
306 * VrefDDRSleepMode = inactive (no pulldown)
307 */
308 INIT_REGULATOR_REGISTER(AB8500_VREFDDR, 0x03, 0x00),
309 /*
310 * VextSupply1Regu = force LP
311 * VextSupply2Regu = force OFF
312 * VextSupply3Regu = force HP (-> STBB2=LP and TPS=LP)
313 * ExtSupply2Bypass = ExtSupply12LPn ball is 0 when Ena is 0
314 * ExtSupply3Bypass = ExtSupply3LPn ball is 0 when Ena is 0
315 */
316 INIT_REGULATOR_REGISTER(AB8500_EXTSUPPLYREGU, 0xff, 0x13),
317 /*
318 * Vaux1Regu = force HP
319 * Vaux2Regu = force off
320 */
321 INIT_REGULATOR_REGISTER(AB8500_VAUX12REGU, 0x0f, 0x01),
322 /*
323 * Vaux3Regu = force off
324 */
325 INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3REGU, 0x03, 0x00),
326 /*
327 * Vaux1Sel = 2.8 V
328 */
329 INIT_REGULATOR_REGISTER(AB8500_VAUX1SEL, 0x0f, 0x0C),
330 /*
331 * Vaux2Sel = 2.9 V
332 */
333 INIT_REGULATOR_REGISTER(AB8500_VAUX2SEL, 0x0f, 0x0d),
334 /*
335 * Vaux3Sel = 2.91 V
336 */
337 INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3SEL, 0x07, 0x07),
338 /*
339 * VextSupply12LP = disabled (no LP)
340 */
341 INIT_REGULATOR_REGISTER(AB8500_REGUCTRL2SPARE, 0x01, 0x00),
342 /*
343 * Vaux1Disch = short discharge time
344 * Vaux2Disch = short discharge time
345 * Vaux3Disch = short discharge time
346 * Vintcore12Disch = short discharge time
347 * VTVoutDisch = short discharge time
348 * VaudioDisch = short discharge time
349 */
350 INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH, 0xfc, 0x00),
351 /*
352 * VanaDisch = short discharge time
353 * VdmicPullDownEna = pulldown disabled when Vdmic is disabled
354 * VdmicDisch = short discharge time
355 */
356 INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH2, 0x16, 0x00),
357 };
358
359 /* AB8500 regulators */
360 static struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
361 /* supplies to the display/camera */
362 [AB8500_LDO_AUX1] = {
363 .supply_regulator = "ab8500-ext-supply3",
364 .constraints = {
365 .name = "V-DISPLAY",
366 .min_uV = 2800000,
367 .max_uV = 3300000,
368 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
369 REGULATOR_CHANGE_STATUS,
370 .boot_on = 1, /* display is on at boot */
371 },
372 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers),
373 .consumer_supplies = ab8500_vaux1_consumers,
374 },
375 /* supplies to the on-board eMMC */
376 [AB8500_LDO_AUX2] = {
377 .supply_regulator = "ab8500-ext-supply3",
378 .constraints = {
379 .name = "V-eMMC1",
380 .min_uV = 1100000,
381 .max_uV = 3300000,
382 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
383 REGULATOR_CHANGE_STATUS |
384 REGULATOR_CHANGE_MODE,
385 .valid_modes_mask = REGULATOR_MODE_NORMAL |
386 REGULATOR_MODE_IDLE,
387 },
388 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
389 .consumer_supplies = ab8500_vaux2_consumers,
390 },
391 /* supply for VAUX3, supplies to SDcard slots */
392 [AB8500_LDO_AUX3] = {
393 .supply_regulator = "ab8500-ext-supply3",
394 .constraints = {
395 .name = "V-MMC-SD",
396 .min_uV = 1100000,
397 .max_uV = 3300000,
398 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
399 REGULATOR_CHANGE_STATUS |
400 REGULATOR_CHANGE_MODE,
401 .valid_modes_mask = REGULATOR_MODE_NORMAL |
402 REGULATOR_MODE_IDLE,
403 },
404 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
405 .consumer_supplies = ab8500_vaux3_consumers,
406 },
407 /* supply for tvout, gpadc, TVOUT LDO */
408 [AB8500_LDO_TVOUT] = {
409 .constraints = {
410 .name = "V-TVOUT",
411 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
412 },
413 .num_consumer_supplies = ARRAY_SIZE(ab8500_vtvout_consumers),
414 .consumer_supplies = ab8500_vtvout_consumers,
415 },
416 /* supply for ab8500-vaudio, VAUDIO LDO */
417 [AB8500_LDO_AUDIO] = {
418 .constraints = {
419 .name = "V-AUD",
420 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
421 },
422 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaud_consumers),
423 .consumer_supplies = ab8500_vaud_consumers,
424 },
425 /* supply for v-anamic1 VAMic1-LDO */
426 [AB8500_LDO_ANAMIC1] = {
427 .constraints = {
428 .name = "V-AMIC1",
429 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
430 },
431 .num_consumer_supplies = ARRAY_SIZE(ab8500_vamic1_consumers),
432 .consumer_supplies = ab8500_vamic1_consumers,
433 },
434 /* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
435 [AB8500_LDO_ANAMIC2] = {
436 .constraints = {
437 .name = "V-AMIC2",
438 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
439 },
440 .num_consumer_supplies = ARRAY_SIZE(ab8500_vamic2_consumers),
441 .consumer_supplies = ab8500_vamic2_consumers,
442 },
443 /* supply for v-dmic, VDMIC LDO */
444 [AB8500_LDO_DMIC] = {
445 .constraints = {
446 .name = "V-DMIC",
447 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
448 },
449 .num_consumer_supplies = ARRAY_SIZE(ab8500_vdmic_consumers),
450 .consumer_supplies = ab8500_vdmic_consumers,
451 },
452 /* supply for v-intcore12, VINTCORE12 LDO */
453 [AB8500_LDO_INTCORE] = {
454 .constraints = {
455 .name = "V-INTCORE",
456 .min_uV = 1250000,
457 .max_uV = 1350000,
458 .input_uV = 1800000,
459 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
460 REGULATOR_CHANGE_STATUS |
461 REGULATOR_CHANGE_MODE |
462 REGULATOR_CHANGE_DRMS,
463 .valid_modes_mask = REGULATOR_MODE_NORMAL |
464 REGULATOR_MODE_IDLE,
465 },
466 .num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
467 .consumer_supplies = ab8500_vintcore_consumers,
468 },
469 /* supply for U8500 CSI-DSI, VANA LDO */
470 [AB8500_LDO_ANA] = {
471 .constraints = {
472 .name = "V-CSI-DSI",
473 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
474 },
475 .num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers),
476 .consumer_supplies = ab8500_vana_consumers,
477 },
478 };
479
480 /* supply for VextSupply3 */
481 static struct regulator_consumer_supply ab8500_ext_supply3_consumers[] = {
482 /* SIM supply for 3 V SIM cards */
483 REGULATOR_SUPPLY("vinvsim", "sim-detect.0"),
484 };
485
486 /* extended configuration for VextSupply2, only used for HREFP_V20 boards */
487 static struct ab8500_ext_regulator_cfg ab8500_ext_supply2 = {
488 .hwreq = true,
489 };
490
491 /*
492 * AB8500 external regulators
493 */
494 static struct regulator_init_data ab8500_ext_regulators[] = {
495 /* fixed Vbat supplies VSMPS1_EXT_1V8 */
496 [AB8500_EXT_SUPPLY1] = {
497 .constraints = {
498 .name = "ab8500-ext-supply1",
499 .min_uV = 1800000,
500 .max_uV = 1800000,
501 .initial_mode = REGULATOR_MODE_IDLE,
502 .boot_on = 1,
503 .always_on = 1,
504 },
505 },
506 /* fixed Vbat supplies VSMPS2_EXT_1V36 and VSMPS5_EXT_1V15 */
507 [AB8500_EXT_SUPPLY2] = {
508 .constraints = {
509 .name = "ab8500-ext-supply2",
510 .min_uV = 1360000,
511 .max_uV = 1360000,
512 },
513 },
514 /* fixed Vbat supplies VSMPS3_EXT_3V4 and VSMPS4_EXT_3V4 */
515 [AB8500_EXT_SUPPLY3] = {
516 .constraints = {
517 .name = "ab8500-ext-supply3",
518 .min_uV = 3400000,
519 .max_uV = 3400000,
520 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
521 .boot_on = 1,
522 },
523 .num_consumer_supplies =
524 ARRAY_SIZE(ab8500_ext_supply3_consumers),
525 .consumer_supplies = ab8500_ext_supply3_consumers,
526 },
527 };
528
529 /* ab8505 regulator register initialization */
530 static struct ab8500_regulator_reg_init ab8505_reg_init[] = {
531 /*
532 * VarmRequestCtrl
533 * VsmpsCRequestCtrl
534 * VsmpsARequestCtrl
535 * VsmpsBRequestCtrl
536 */
537 INIT_REGULATOR_REGISTER(AB8505_REGUREQUESTCTRL1, 0x00, 0x00),
538 /*
539 * VsafeRequestCtrl
540 * VpllRequestCtrl
541 * VanaRequestCtrl = HP/LP depending on VxRequest
542 */
543 INIT_REGULATOR_REGISTER(AB8505_REGUREQUESTCTRL2, 0x30, 0x00),
544 /*
545 * Vaux1RequestCtrl = HP/LP depending on VxRequest
546 * Vaux2RequestCtrl = HP/LP depending on VxRequest
547 */
548 INIT_REGULATOR_REGISTER(AB8505_REGUREQUESTCTRL3, 0xf0, 0x00),
549 /*
550 * Vaux3RequestCtrl = HP/LP depending on VxRequest
551 * SwHPReq = Control through SWValid disabled
552 */
553 INIT_REGULATOR_REGISTER(AB8505_REGUREQUESTCTRL4, 0x07, 0x00),
554 /*
555 * VsmpsASysClkReq1HPValid
556 * VsmpsBSysClkReq1HPValid
557 * VsafeSysClkReq1HPValid
558 * VanaSysClkReq1HPValid = disabled
559 * VpllSysClkReq1HPValid
560 * Vaux1SysClkReq1HPValid = disabled
561 * Vaux2SysClkReq1HPValid = disabled
562 * Vaux3SysClkReq1HPValid = disabled
563 */
564 INIT_REGULATOR_REGISTER(AB8505_REGUSYSCLKREQ1HPVALID1, 0xe8, 0x00),
565 /*
566 * VsmpsCSysClkReq1HPValid
567 * VarmSysClkReq1HPValid
568 * VbbSysClkReq1HPValid
569 * VsmpsMSysClkReq1HPValid
570 */
571 INIT_REGULATOR_REGISTER(AB8505_REGUSYSCLKREQ1HPVALID2, 0x00, 0x00),
572 /*
573 * VsmpsAHwHPReq1Valid
574 * VsmpsBHwHPReq1Valid
575 * VsafeHwHPReq1Valid
576 * VanaHwHPReq1Valid = disabled
577 * VpllHwHPReq1Valid
578 * Vaux1HwHPreq1Valid = disabled
579 * Vaux2HwHPReq1Valid = disabled
580 * Vaux3HwHPReqValid = disabled
581 */
582 INIT_REGULATOR_REGISTER(AB8505_REGUHWHPREQ1VALID1, 0xe8, 0x00),
583 /*
584 * VsmpsMHwHPReq1Valid
585 */
586 INIT_REGULATOR_REGISTER(AB8505_REGUHWHPREQ1VALID2, 0x00, 0x00),
587 /*
588 * VsmpsAHwHPReq2Valid
589 * VsmpsBHwHPReq2Valid
590 * VsafeHwHPReq2Valid
591 * VanaHwHPReq2Valid = disabled
592 * VpllHwHPReq2Valid
593 * Vaux1HwHPReq2Valid = disabled
594 * Vaux2HwHPReq2Valid = disabled
595 * Vaux3HwHPReq2Valid = disabled
596 */
597 INIT_REGULATOR_REGISTER(AB8505_REGUHWHPREQ2VALID1, 0xe8, 0x00),
598 /*
599 * VsmpsMHwHPReq2Valid
600 */
601 INIT_REGULATOR_REGISTER(AB8505_REGUHWHPREQ2VALID2, 0x00, 0x00),
602 /**
603 * VsmpsCSwHPReqValid
604 * VarmSwHPReqValid
605 * VsmpsASwHPReqValid
606 * VsmpsBSwHPReqValid
607 * VsafeSwHPReqValid
608 * VanaSwHPReqValid
609 * VanaSwHPReqValid = disabled
610 * VpllSwHPReqValid
611 * Vaux1SwHPReqValid = disabled
612 */
613 INIT_REGULATOR_REGISTER(AB8505_REGUSWHPREQVALID1, 0xa0, 0x00),
614 /*
615 * Vaux2SwHPReqValid = disabled
616 * Vaux3SwHPReqValid = disabled
617 * VsmpsMSwHPReqValid
618 */
619 INIT_REGULATOR_REGISTER(AB8505_REGUSWHPREQVALID2, 0x03, 0x00),
620 /*
621 * SysClkReq2Valid1 = SysClkReq2 controlled
622 * SysClkReq3Valid1 = disabled
623 * SysClkReq4Valid1 = SysClkReq4 controlled
624 */
625 INIT_REGULATOR_REGISTER(AB8505_REGUSYSCLKREQVALID1, 0x0e, 0x0a),
626 /*
627 * SysClkReq2Valid2 = disabled
628 * SysClkReq3Valid2 = disabled
629 * SysClkReq4Valid2 = disabled
630 */
631 INIT_REGULATOR_REGISTER(AB8505_REGUSYSCLKREQVALID2, 0x0e, 0x00),
632 /*
633 * Vaux4SwHPReqValid
634 * Vaux4HwHPReq2Valid
635 * Vaux4HwHPReq1Valid
636 * Vaux4SysClkReq1HPValid
637 */
638 INIT_REGULATOR_REGISTER(AB8505_REGUVAUX4REQVALID, 0x00, 0x00),
639 /*
640 * VadcEna = disabled
641 * VintCore12Ena = disabled
642 * VintCore12Sel = 1.25 V
643 * VintCore12LP = inactive (HP)
644 * VadcLP = inactive (HP)
645 */
646 INIT_REGULATOR_REGISTER(AB8505_REGUMISC1, 0xfe, 0x10),
647 /*
648 * VaudioEna = disabled
649 * Vaux8Ena = disabled
650 * Vamic1Ena = disabled
651 * Vamic2Ena = disabled
652 */
653 INIT_REGULATOR_REGISTER(AB8505_VAUDIOSUPPLY, 0x1e, 0x00),
654 /*
655 * Vamic1_dzout = high-Z when Vamic1 is disabled
656 * Vamic2_dzout = high-Z when Vamic2 is disabled
657 */
658 INIT_REGULATOR_REGISTER(AB8505_REGUCTRL1VAMIC, 0x03, 0x00),
659 /*
660 * VsmpsARegu
661 * VsmpsASelCtrl
662 * VsmpsAAutoMode
663 * VsmpsAPWMMode
664 */
665 INIT_REGULATOR_REGISTER(AB8505_VSMPSAREGU, 0x00, 0x00),
666 /*
667 * VsmpsBRegu
668 * VsmpsBSelCtrl
669 * VsmpsBAutoMode
670 * VsmpsBPWMMode
671 */
672 INIT_REGULATOR_REGISTER(AB8505_VSMPSBREGU, 0x00, 0x00),
673 /*
674 * VsafeRegu
675 * VsafeSelCtrl
676 * VsafeAutoMode
677 * VsafePWMMode
678 */
679 INIT_REGULATOR_REGISTER(AB8505_VSAFEREGU, 0x00, 0x00),
680 /*
681 * VPll = Hw controlled (NOTE! PRCMU bits)
682 * VanaRegu = force off
683 */
684 INIT_REGULATOR_REGISTER(AB8505_VPLLVANAREGU, 0x0f, 0x02),
685 /*
686 * VextSupply1Regu = force OFF (OTP_ExtSupply12LPnPolarity 1)
687 * VextSupply2Regu = force OFF (OTP_ExtSupply12LPnPolarity 1)
688 * VextSupply3Regu = force OFF (OTP_ExtSupply3LPnPolarity 0)
689 * ExtSupply2Bypass = ExtSupply12LPn ball is 0 when Ena is 0
690 * ExtSupply3Bypass = ExtSupply3LPn ball is 0 when Ena is 0
691 */
692 INIT_REGULATOR_REGISTER(AB8505_EXTSUPPLYREGU, 0xff, 0x30),
693 /*
694 * Vaux1Regu = force HP
695 * Vaux2Regu = force off
696 */
697 INIT_REGULATOR_REGISTER(AB8505_VAUX12REGU, 0x0f, 0x01),
698 /*
699 * Vaux3Regu = force off
700 */
701 INIT_REGULATOR_REGISTER(AB8505_VRF1VAUX3REGU, 0x03, 0x00),
702 /*
703 * VsmpsASel1
704 */
705 INIT_REGULATOR_REGISTER(AB8505_VSMPSASEL1, 0x00, 0x00),
706 /*
707 * VsmpsASel2
708 */
709 INIT_REGULATOR_REGISTER(AB8505_VSMPSASEL2, 0x00, 0x00),
710 /*
711 * VsmpsASel3
712 */
713 INIT_REGULATOR_REGISTER(AB8505_VSMPSASEL3, 0x00, 0x00),
714 /*
715 * VsmpsBSel1
716 */
717 INIT_REGULATOR_REGISTER(AB8505_VSMPSBSEL1, 0x00, 0x00),
718 /*
719 * VsmpsBSel2
720 */
721 INIT_REGULATOR_REGISTER(AB8505_VSMPSBSEL2, 0x00, 0x00),
722 /*
723 * VsmpsBSel3
724 */
725 INIT_REGULATOR_REGISTER(AB8505_VSMPSBSEL3, 0x00, 0x00),
726 /*
727 * VsafeSel1
728 */
729 INIT_REGULATOR_REGISTER(AB8505_VSAFESEL1, 0x00, 0x00),
730 /*
731 * VsafeSel2
732 */
733 INIT_REGULATOR_REGISTER(AB8505_VSAFESEL2, 0x00, 0x00),
734 /*
735 * VsafeSel3
736 */
737 INIT_REGULATOR_REGISTER(AB8505_VSAFESEL3, 0x00, 0x00),
738 /*
739 * Vaux1Sel = 2.8 V
740 */
741 INIT_REGULATOR_REGISTER(AB8505_VAUX1SEL, 0x0f, 0x0C),
742 /*
743 * Vaux2Sel = 2.9 V
744 */
745 INIT_REGULATOR_REGISTER(AB8505_VAUX2SEL, 0x0f, 0x0d),
746 /*
747 * Vaux3Sel = 2.91 V
748 */
749 INIT_REGULATOR_REGISTER(AB8505_VRF1VAUX3SEL, 0x07, 0x07),
750 /*
751 * Vaux4RequestCtrl
752 */
753 INIT_REGULATOR_REGISTER(AB8505_VAUX4REQCTRL, 0x00, 0x00),
754 /*
755 * Vaux4Regu
756 */
757 INIT_REGULATOR_REGISTER(AB8505_VAUX4REGU, 0x00, 0x00),
758 /*
759 * Vaux4Sel
760 */
761 INIT_REGULATOR_REGISTER(AB8505_VAUX4SEL, 0x00, 0x00),
762 /*
763 * Vaux1Disch = short discharge time
764 * Vaux2Disch = short discharge time
765 * Vaux3Disch = short discharge time
766 * Vintcore12Disch = short discharge time
767 * VTVoutDisch = short discharge time
768 * VaudioDisch = short discharge time
769 */
770 INIT_REGULATOR_REGISTER(AB8505_REGUCTRLDISCH, 0xfc, 0x00),
771 /*
772 * VanaDisch = short discharge time
773 * Vaux8PullDownEna = pulldown disabled when Vaux8 is disabled
774 * Vaux8Disch = short discharge time
775 */
776 INIT_REGULATOR_REGISTER(AB8505_REGUCTRLDISCH2, 0x16, 0x00),
777 /*
778 * Vaux4Disch = short discharge time
779 */
780 INIT_REGULATOR_REGISTER(AB8505_REGUCTRLDISCH3, 0x01, 0x00),
781 /*
782 * Vaux5Sel
783 * Vaux5LP
784 * Vaux5Ena
785 * Vaux5Disch
786 * Vaux5DisSfst
787 * Vaux5DisPulld
788 */
789 INIT_REGULATOR_REGISTER(AB8505_CTRLVAUX5, 0x00, 0x00),
790 /*
791 * Vaux6Sel
792 * Vaux6LP
793 * Vaux6Ena
794 * Vaux6DisPulld
795 */
796 INIT_REGULATOR_REGISTER(AB8505_CTRLVAUX6, 0x00, 0x00),
797 };
798
799 static struct regulator_init_data ab8505_regulators[AB8505_NUM_REGULATORS] = {
800 /* supplies to the display/camera */
801 [AB8505_LDO_AUX1] = {
802 .constraints = {
803 .name = "V-DISPLAY",
804 .min_uV = 2800000,
805 .max_uV = 3300000,
806 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
807 REGULATOR_CHANGE_STATUS,
808 .boot_on = 1, /* display is on at boot */
809 },
810 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers),
811 .consumer_supplies = ab8500_vaux1_consumers,
812 },
813 /* supplies to the on-board eMMC */
814 [AB8505_LDO_AUX2] = {
815 .constraints = {
816 .name = "V-eMMC1",
817 .min_uV = 1100000,
818 .max_uV = 3300000,
819 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
820 REGULATOR_CHANGE_STATUS |
821 REGULATOR_CHANGE_MODE,
822 .valid_modes_mask = REGULATOR_MODE_NORMAL |
823 REGULATOR_MODE_IDLE,
824 },
825 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
826 .consumer_supplies = ab8500_vaux2_consumers,
827 },
828 /* supply for VAUX3, supplies to SDcard slots */
829 [AB8505_LDO_AUX3] = {
830 .constraints = {
831 .name = "V-MMC-SD",
832 .min_uV = 1100000,
833 .max_uV = 3300000,
834 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
835 REGULATOR_CHANGE_STATUS |
836 REGULATOR_CHANGE_MODE,
837 .valid_modes_mask = REGULATOR_MODE_NORMAL |
838 REGULATOR_MODE_IDLE,
839 },
840 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
841 .consumer_supplies = ab8500_vaux3_consumers,
842 },
843 /* supply for VAUX4, supplies to NFC and standalone secure element */
844 [AB8505_LDO_AUX4] = {
845 .constraints = {
846 .name = "V-NFC-SE",
847 .min_uV = 1100000,
848 .max_uV = 3300000,
849 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
850 REGULATOR_CHANGE_STATUS |
851 REGULATOR_CHANGE_MODE,
852 .valid_modes_mask = REGULATOR_MODE_NORMAL |
853 REGULATOR_MODE_IDLE,
854 },
855 .num_consumer_supplies = ARRAY_SIZE(ab8505_vaux4_consumers),
856 .consumer_supplies = ab8505_vaux4_consumers,
857 },
858 /* supply for VAUX5, supplies to TBD */
859 [AB8505_LDO_AUX5] = {
860 .constraints = {
861 .name = "V-AUX5",
862 .min_uV = 1050000,
863 .max_uV = 2790000,
864 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
865 REGULATOR_CHANGE_STATUS |
866 REGULATOR_CHANGE_MODE,
867 .valid_modes_mask = REGULATOR_MODE_NORMAL |
868 REGULATOR_MODE_IDLE,
869 },
870 .num_consumer_supplies = ARRAY_SIZE(ab8505_vaux5_consumers),
871 .consumer_supplies = ab8505_vaux5_consumers,
872 },
873 /* supply for VAUX6, supplies to TBD */
874 [AB8505_LDO_AUX6] = {
875 .constraints = {
876 .name = "V-AUX6",
877 .min_uV = 1050000,
878 .max_uV = 2790000,
879 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
880 REGULATOR_CHANGE_STATUS |
881 REGULATOR_CHANGE_MODE,
882 .valid_modes_mask = REGULATOR_MODE_NORMAL |
883 REGULATOR_MODE_IDLE,
884 },
885 .num_consumer_supplies = ARRAY_SIZE(ab8505_vaux6_consumers),
886 .consumer_supplies = ab8505_vaux6_consumers,
887 },
888 /* supply for gpadc, ADC LDO */
889 [AB8505_LDO_ADC] = {
890 .constraints = {
891 .name = "V-ADC",
892 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
893 },
894 .num_consumer_supplies = ARRAY_SIZE(ab8505_vadc_consumers),
895 .consumer_supplies = ab8505_vadc_consumers,
896 },
897 /* supply for ab8500-vaudio, VAUDIO LDO */
898 [AB8505_LDO_AUDIO] = {
899 .constraints = {
900 .name = "V-AUD",
901 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
902 },
903 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaud_consumers),
904 .consumer_supplies = ab8500_vaud_consumers,
905 },
906 /* supply for v-anamic1 VAMic1-LDO */
907 [AB8505_LDO_ANAMIC1] = {
908 .constraints = {
909 .name = "V-AMIC1",
910 .valid_ops_mask = REGULATOR_CHANGE_STATUS |
911 REGULATOR_CHANGE_MODE,
912 .valid_modes_mask = REGULATOR_MODE_NORMAL |
913 REGULATOR_MODE_IDLE,
914 },
915 .num_consumer_supplies = ARRAY_SIZE(ab8500_vamic1_consumers),
916 .consumer_supplies = ab8500_vamic1_consumers,
917 },
918 /* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
919 [AB8505_LDO_ANAMIC2] = {
920 .constraints = {
921 .name = "V-AMIC2",
922 .valid_ops_mask = REGULATOR_CHANGE_STATUS |
923 REGULATOR_CHANGE_MODE,
924 .valid_modes_mask = REGULATOR_MODE_NORMAL |
925 REGULATOR_MODE_IDLE,
926 },
927 .num_consumer_supplies = ARRAY_SIZE(ab8500_vamic2_consumers),
928 .consumer_supplies = ab8500_vamic2_consumers,
929 },
930 /* supply for v-aux8, VAUX8 LDO */
931 [AB8505_LDO_AUX8] = {
932 .constraints = {
933 .name = "V-AUX8",
934 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
935 },
936 .num_consumer_supplies = ARRAY_SIZE(ab8505_vaux8_consumers),
937 .consumer_supplies = ab8505_vaux8_consumers,
938 },
939 /* supply for v-intcore12, VINTCORE12 LDO */
940 [AB8505_LDO_INTCORE] = {
941 .constraints = {
942 .name = "V-INTCORE",
943 .min_uV = 1250000,
944 .max_uV = 1350000,
945 .input_uV = 1800000,
946 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
947 REGULATOR_CHANGE_STATUS |
948 REGULATOR_CHANGE_MODE |
949 REGULATOR_CHANGE_DRMS,
950 .valid_modes_mask = REGULATOR_MODE_NORMAL |
951 REGULATOR_MODE_IDLE,
952 },
953 .num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
954 .consumer_supplies = ab8500_vintcore_consumers,
955 },
956 /* supply for LDO USB */
957 [AB8505_LDO_USB] = {
958 .constraints = {
959 .name = "V-USB",
960 .valid_ops_mask = REGULATOR_CHANGE_STATUS |
961 REGULATOR_CHANGE_MODE,
962 .valid_modes_mask = REGULATOR_MODE_NORMAL |
963 REGULATOR_MODE_IDLE,
964 },
965 .num_consumer_supplies = ARRAY_SIZE(ab8505_usb_consumers),
966 .consumer_supplies = ab8505_usb_consumers,
967 },
968 /* supply for U8500 CSI-DSI, VANA LDO */
969 [AB8505_LDO_ANA] = {
970 .constraints = {
971 .name = "V-CSI-DSI",
972 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
973 },
974 .num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers),
975 .consumer_supplies = ab8500_vana_consumers,
976 },
977 };
978
979 struct ab8500_regulator_platform_data ab8500_regulator_plat_data = {
980 .reg_init = ab8500_reg_init,
981 .num_reg_init = ARRAY_SIZE(ab8500_reg_init),
982 .regulator = ab8500_regulators,
983 .num_regulator = ARRAY_SIZE(ab8500_regulators),
984 .ext_regulator = ab8500_ext_regulators,
985 .num_ext_regulator = ARRAY_SIZE(ab8500_ext_regulators),
986 };
987
988 struct ab8500_regulator_platform_data ab8505_regulator_plat_data = {
989 .reg_init = ab8505_reg_init,
990 .num_reg_init = ARRAY_SIZE(ab8505_reg_init),
991 .regulator = ab8505_regulators,
992 .num_regulator = ARRAY_SIZE(ab8505_regulators),
993 };
994
ab8500_modify_reg_init(int id,u8 mask,u8 value)995 static void ab8500_modify_reg_init(int id, u8 mask, u8 value)
996 {
997 int i;
998
999 if (cpu_is_u8520()) {
1000 for (i = ARRAY_SIZE(ab8505_reg_init) - 1; i >= 0; i--) {
1001 if (ab8505_reg_init[i].id == id) {
1002 u8 initval = ab8505_reg_init[i].value;
1003 initval = (initval & ~mask) | (value & mask);
1004 ab8505_reg_init[i].value = initval;
1005
1006 BUG_ON(mask & ~ab8505_reg_init[i].mask);
1007 return;
1008 }
1009 }
1010 } else {
1011 for (i = ARRAY_SIZE(ab8500_reg_init) - 1; i >= 0; i--) {
1012 if (ab8500_reg_init[i].id == id) {
1013 u8 initval = ab8500_reg_init[i].value;
1014 initval = (initval & ~mask) | (value & mask);
1015 ab8500_reg_init[i].value = initval;
1016
1017 BUG_ON(mask & ~ab8500_reg_init[i].mask);
1018 return;
1019 }
1020 }
1021 }
1022
1023 BUG_ON(1);
1024 }
1025
mop500_regulator_init(void)1026 void mop500_regulator_init(void)
1027 {
1028 struct regulator_init_data *regulator;
1029
1030 /*
1031 * Temporarily turn on Vaux2 on 8520 machine
1032 */
1033 if (cpu_is_u8520()) {
1034 /* Vaux2 initialized to be on */
1035 ab8500_modify_reg_init(AB8505_VAUX12REGU, 0x0f, 0x05);
1036 }
1037
1038 /*
1039 * Handle AB8500_EXT_SUPPLY2 on HREFP_V20_V50 boards (do it for
1040 * all HREFP_V20 boards)
1041 */
1042 if (cpu_is_u8500v20()) {
1043 /* VextSupply2RequestCtrl = HP/OFF depending on VxRequest */
1044 ab8500_modify_reg_init(AB8500_REGUREQUESTCTRL3, 0x01, 0x01);
1045
1046 /* VextSupply2SysClkReq1HPValid = SysClkReq1 controlled */
1047 ab8500_modify_reg_init(AB8500_REGUSYSCLKREQ1HPVALID2,
1048 0x20, 0x20);
1049
1050 /* VextSupply2 = force HP at initialization */
1051 ab8500_modify_reg_init(AB8500_EXTSUPPLYREGU, 0x0c, 0x04);
1052
1053 /* enable VextSupply2 during platform active */
1054 regulator = &ab8500_ext_regulators[AB8500_EXT_SUPPLY2];
1055 regulator->constraints.always_on = 1;
1056
1057 /* disable VextSupply2 in suspend */
1058 regulator = &ab8500_ext_regulators[AB8500_EXT_SUPPLY2];
1059 regulator->constraints.state_mem.disabled = 1;
1060 regulator->constraints.state_standby.disabled = 1;
1061
1062 /* enable VextSupply2 HW control (used in suspend) */
1063 regulator->driver_data = (void *)&ab8500_ext_supply2;
1064 }
1065 }
1066