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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 *
9 * MOP500 board specific initialization for regulators
10 */
11#include <linux/kernel.h>
12#include <linux/regulator/machine.h>
13#include <linux/regulator/ab8500.h>
14#include "board-mop500-regulators.h"
15
16/*
17 * TPS61052 regulator
18 */
19static struct regulator_consumer_supply tps61052_vaudio_consumers[] = {
20 /*
21 * Boost converter supply to raise voltage on audio speaker, this
22 * is actually connected to three pins, VInVhfL (left amplifier)
23 * VInVhfR (right amplifier) and VIntDClassInt - all three must
24 * be connected to the same voltage.
25 */
26 REGULATOR_SUPPLY("vintdclassint", "ab8500-codec.0"),
27};
28
29struct regulator_init_data tps61052_regulator = {
30 .constraints = {
31 .name = "vaudio-hf",
32 .min_uV = 4500000,
33 .max_uV = 4500000,
34 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
35 },
36 .num_consumer_supplies = ARRAY_SIZE(tps61052_vaudio_consumers),
37 .consumer_supplies = tps61052_vaudio_consumers,
38};
39
40static struct regulator_consumer_supply ab8500_vaux1_consumers[] = {
41 /* External displays, connector on board 2v5 power supply */
42 REGULATOR_SUPPLY("vaux12v5", "mcde.0"),
43 /* SFH7741 proximity sensor */
44 REGULATOR_SUPPLY("vcc", "gpio-keys.0"),
45 /* BH1780GLS ambient light sensor */
46 REGULATOR_SUPPLY("vcc", "2-0029"),
47 /* lsm303dlh accelerometer */
48 REGULATOR_SUPPLY("vdd", "3-0018"),
49 /* lsm303dlh magnetometer */
50 REGULATOR_SUPPLY("vdd", "3-001e"),
51 /* Rohm BU21013 Touchscreen devices */
52 REGULATOR_SUPPLY("avdd", "3-005c"),
53 REGULATOR_SUPPLY("avdd", "3-005d"),
54 /* Synaptics RMI4 Touchscreen device */
55 REGULATOR_SUPPLY("vdd", "3-004b"),
56};
57
58static struct regulator_consumer_supply ab8500_vaux2_consumers[] = {
59 /* On-board eMMC power */
60 REGULATOR_SUPPLY("vmmc", "sdi4"),
61 /* AB8500 audio codec */
62 REGULATOR_SUPPLY("vcc-N2158", "ab8500-codec.0"),
63};
64
65static struct regulator_consumer_supply ab8500_vaux3_consumers[] = {
66 /* External MMC slot power */
67 REGULATOR_SUPPLY("vmmc", "sdi0"),
68};
69
70static struct regulator_consumer_supply ab8500_vtvout_consumers[] = {
71 /* TV-out DENC supply */
72 REGULATOR_SUPPLY("vtvout", "ab8500-denc.0"),
73 /* Internal general-purpose ADC */
74 REGULATOR_SUPPLY("vddadc", "ab8500-gpadc.0"),
75};
76
77static struct regulator_consumer_supply ab8500_vintcore_consumers[] = {
78 /* SoC core supply, no device */
79 REGULATOR_SUPPLY("v-intcore", NULL),
80 /* USB Transceiver */
81 REGULATOR_SUPPLY("vddulpivio18", "ab8500-usb.0"),
82};
83
84static struct regulator_consumer_supply ab8500_vana_consumers[] = {
85 /* External displays, connector on board, 1v8 power supply */
86 REGULATOR_SUPPLY("vsmps2", "mcde.0"),
87};
88
89/* ab8500 regulator register initialization */
90struct ab8500_regulator_reg_init
91ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
92 /*
93 * VanaRequestCtrl = HP/LP depending on VxRequest
94 * VextSupply1RequestCtrl = HP/LP depending on VxRequest
95 */
96 INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL2, 0x00),
97 /*
98 * VextSupply2RequestCtrl = HP/LP depending on VxRequest
99 * VextSupply3RequestCtrl = HP/LP depending on VxRequest
100 * Vaux1RequestCtrl = HP/LP depending on VxRequest
101 * Vaux2RequestCtrl = HP/LP depending on VxRequest
102 */
103 INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL3, 0x00),
104 /*
105 * Vaux3RequestCtrl = HP/LP depending on VxRequest
106 * SwHPReq = Control through SWValid disabled
107 */
108 INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL4, 0x00),
109 /*
110 * VanaSysClkReq1HPValid = disabled
111 * Vaux1SysClkReq1HPValid = disabled
112 * Vaux2SysClkReq1HPValid = disabled
113 * Vaux3SysClkReq1HPValid = disabled
114 */
115 INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID1, 0x00),
116 /*
117 * VextSupply1SysClkReq1HPValid = disabled
118 * VextSupply2SysClkReq1HPValid = disabled
119 * VextSupply3SysClkReq1HPValid = SysClkReq1 controlled
120 */
121 INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID2, 0x40),
122 /*
123 * VanaHwHPReq1Valid = disabled
124 * Vaux1HwHPreq1Valid = disabled
125 * Vaux2HwHPReq1Valid = disabled
126 * Vaux3HwHPReqValid = disabled
127 */
128 INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID1, 0x00),
129 /*
130 * VextSupply1HwHPReq1Valid = disabled
131 * VextSupply2HwHPReq1Valid = disabled
132 * VextSupply3HwHPReq1Valid = disabled
133 */
134 INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID2, 0x00),
135 /*
136 * VanaHwHPReq2Valid = disabled
137 * Vaux1HwHPReq2Valid = disabled
138 * Vaux2HwHPReq2Valid = disabled
139 * Vaux3HwHPReq2Valid = disabled
140 */
141 INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID1, 0x00),
142 /*
143 * VextSupply1HwHPReq2Valid = disabled
144 * VextSupply2HwHPReq2Valid = disabled
145 * VextSupply3HwHPReq2Valid = HWReq2 controlled
146 */
147 INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID2, 0x04),
148 /*
149 * VanaSwHPReqValid = disabled
150 * Vaux1SwHPReqValid = disabled
151 */
152 INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID1, 0x00),
153 /*
154 * Vaux2SwHPReqValid = disabled
155 * Vaux3SwHPReqValid = disabled
156 * VextSupply1SwHPReqValid = disabled
157 * VextSupply2SwHPReqValid = disabled
158 * VextSupply3SwHPReqValid = disabled
159 */
160 INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID2, 0x00),
161 /*
162 * SysClkReq2Valid1 = SysClkReq2 controlled
163 * SysClkReq3Valid1 = disabled
164 * SysClkReq4Valid1 = SysClkReq4 controlled
165 * SysClkReq5Valid1 = disabled
166 * SysClkReq6Valid1 = SysClkReq6 controlled
167 * SysClkReq7Valid1 = disabled
168 * SysClkReq8Valid1 = disabled
169 */
170 INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID1, 0x2a),
171 /*
172 * SysClkReq2Valid2 = disabled
173 * SysClkReq3Valid2 = disabled
174 * SysClkReq4Valid2 = disabled
175 * SysClkReq5Valid2 = disabled
176 * SysClkReq6Valid2 = SysClkReq6 controlled
177 * SysClkReq7Valid2 = disabled
178 * SysClkReq8Valid2 = disabled
179 */
180 INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID2, 0x20),
181 /*
182 * VTVoutEna = disabled
183 * Vintcore12Ena = disabled
184 * Vintcore12Sel = 1.25 V
185 * Vintcore12LP = inactive (HP)
186 * VTVoutLP = inactive (HP)
187 */
188 INIT_REGULATOR_REGISTER(AB8500_REGUMISC1, 0x10),
189 /*
190 * VaudioEna = disabled
191 * VdmicEna = disabled
192 * Vamic1Ena = disabled
193 * Vamic2Ena = disabled
194 */
195 INIT_REGULATOR_REGISTER(AB8500_VAUDIOSUPPLY, 0x00),
196 /*
197 * Vamic1_dzout = high-Z when Vamic1 is disabled
198 * Vamic2_dzout = high-Z when Vamic2 is disabled
199 */
200 INIT_REGULATOR_REGISTER(AB8500_REGUCTRL1VAMIC, 0x00),
201 /*
202 * VPll = Hw controlled
203 * VanaRegu = force off
204 */
205 INIT_REGULATOR_REGISTER(AB8500_VPLLVANAREGU, 0x02),
206 /*
207 * VrefDDREna = disabled
208 * VrefDDRSleepMode = inactive (no pulldown)
209 */
210 INIT_REGULATOR_REGISTER(AB8500_VREFDDR, 0x00),
211 /*
212 * VextSupply1Regu = HW control
213 * VextSupply2Regu = HW control
214 * VextSupply3Regu = HW control
215 * ExtSupply2Bypass = ExtSupply12LPn ball is 0 when Ena is 0
216 * ExtSupply3Bypass = ExtSupply3LPn ball is 0 when Ena is 0
217 */
218 INIT_REGULATOR_REGISTER(AB8500_EXTSUPPLYREGU, 0x2a),
219 /*
220 * Vaux1Regu = force HP
221 * Vaux2Regu = force off
222 */
223 INIT_REGULATOR_REGISTER(AB8500_VAUX12REGU, 0x01),
224 /*
225 * Vaux3regu = force off
226 */
227 INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3REGU, 0x00),
228 /*
229 * Vsmps1 = 1.15V
230 */
231 INIT_REGULATOR_REGISTER(AB8500_VSMPS1SEL1, 0x24),
232 /*
233 * Vaux1Sel = 2.5 V
234 */
235 INIT_REGULATOR_REGISTER(AB8500_VAUX1SEL, 0x08),
236 /*
237 * Vaux2Sel = 2.9 V
238 */
239 INIT_REGULATOR_REGISTER(AB8500_VAUX2SEL, 0x0d),
240 /*
241 * Vaux3Sel = 2.91 V
242 */
243 INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3SEL, 0x07),
244 /*
245 * VextSupply12LP = disabled (no LP)
246 */
247 INIT_REGULATOR_REGISTER(AB8500_REGUCTRL2SPARE, 0x00),
248 /*
249 * Vaux1Disch = short discharge time
250 * Vaux2Disch = short discharge time
251 * Vaux3Disch = short discharge time
252 * Vintcore12Disch = short discharge time
253 * VTVoutDisch = short discharge time
254 * VaudioDisch = short discharge time
255 */
256 INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH, 0x00),
257 /*
258 * VanaDisch = short discharge time
259 * VdmicPullDownEna = pulldown disabled when Vdmic is disabled
260 * VdmicDisch = short discharge time
261 */
262 INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH2, 0x00),
263};
264
265/* AB8500 regulators */
266struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
267 /* supplies to the display/camera */
268 [AB8500_LDO_AUX1] = {
269 .constraints = {
270 .name = "V-DISPLAY",
271 .min_uV = 2500000,
272 .max_uV = 2900000,
273 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
274 REGULATOR_CHANGE_STATUS,
275 .boot_on = 1, /* display is on at boot */
276 /*
277 * This voltage cannot be disabled right now because
278 * it is somehow affecting the external MMC
279 * functionality, though that typically will use
280 * AUX3.
281 */
282 .always_on = 1,
283 },
284 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers),
285 .consumer_supplies = ab8500_vaux1_consumers,
286 },
287 /* supplies to the on-board eMMC */
288 [AB8500_LDO_AUX2] = {
289 .constraints = {
290 .name = "V-eMMC1",
291 .min_uV = 1100000,
292 .max_uV = 3300000,
293 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
294 REGULATOR_CHANGE_STATUS,
295 },
296 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
297 .consumer_supplies = ab8500_vaux2_consumers,
298 },
299 /* supply for VAUX3, supplies to SDcard slots */
300 [AB8500_LDO_AUX3] = {
301 .constraints = {
302 .name = "V-MMC-SD",
303 .min_uV = 1100000,
304 .max_uV = 3300000,
305 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
306 REGULATOR_CHANGE_STATUS,
307 },
308 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
309 .consumer_supplies = ab8500_vaux3_consumers,
310 },
311 /* supply for tvout, gpadc, TVOUT LDO */
312 [AB8500_LDO_TVOUT] = {
313 .constraints = {
314 .name = "V-TVOUT",
315 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
316 },
317 .num_consumer_supplies = ARRAY_SIZE(ab8500_vtvout_consumers),
318 .consumer_supplies = ab8500_vtvout_consumers,
319 },
320 /* supply for ab8500-vaudio, VAUDIO LDO */
321 [AB8500_LDO_AUDIO] = {
322 .constraints = {
323 .name = "V-AUD",
324 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
325 },
326 },
327 /* supply for v-anamic1 VAMic1-LDO */
328 [AB8500_LDO_ANAMIC1] = {
329 .constraints = {
330 .name = "V-AMIC1",
331 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
332 },
333 },
334 /* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
335 [AB8500_LDO_ANAMIC2] = {
336 .constraints = {
337 .name = "V-AMIC2",
338 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
339 },
340 },
341 /* supply for v-dmic, VDMIC LDO */
342 [AB8500_LDO_DMIC] = {
343 .constraints = {
344 .name = "V-DMIC",
345 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
346 },
347 },
348 /* supply for v-intcore12, VINTCORE12 LDO */
349 [AB8500_LDO_INTCORE] = {
350 .constraints = {
351 .name = "V-INTCORE",
352 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
353 },
354 .num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
355 .consumer_supplies = ab8500_vintcore_consumers,
356 },
357 /* supply for U8500 CSI/DSI, VANA LDO */
358 [AB8500_LDO_ANA] = {
359 .constraints = {
360 .name = "V-CSI/DSI",
361 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
362 },
363 .num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers),
364 .consumer_supplies = ab8500_vana_consumers,
365 },
366};