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board-mop500-regulators.c
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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 <[email protected]>
7  * Bengt Jonsson <[email protected]>
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 static struct regulator_consumer_supply gpio_en_3v3_consumers[] = {
17  REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
18 };
19 
20 struct regulator_init_data gpio_en_3v3_regulator = {
21  .constraints = {
22  .name = "EN-3V3",
23  .min_uV = 3300000,
24  .max_uV = 3300000,
25  .valid_ops_mask = REGULATOR_CHANGE_STATUS,
26  },
27  .num_consumer_supplies = ARRAY_SIZE(gpio_en_3v3_consumers),
28  .consumer_supplies = gpio_en_3v3_consumers,
29 };
30 
31 /*
32  * TPS61052 regulator
33  */
34 static struct regulator_consumer_supply tps61052_vaudio_consumers[] = {
35  /*
36  * Boost converter supply to raise voltage on audio speaker, this
37  * is actually connected to three pins, VInVhfL (left amplifier)
38  * VInVhfR (right amplifier) and VIntDClassInt - all three must
39  * be connected to the same voltage.
40  */
41  REGULATOR_SUPPLY("vintdclassint", "ab8500-codec.0"),
42 };
43 
44 struct regulator_init_data tps61052_regulator = {
45  .constraints = {
46  .name = "vaudio-hf",
47  .min_uV = 4500000,
48  .max_uV = 4500000,
49  .valid_ops_mask = REGULATOR_CHANGE_STATUS,
50  },
51  .num_consumer_supplies = ARRAY_SIZE(tps61052_vaudio_consumers),
52  .consumer_supplies = tps61052_vaudio_consumers,
53 };
54 
55 static struct regulator_consumer_supply ab8500_vaux1_consumers[] = {
56  /* External displays, connector on board 2v5 power supply */
57  REGULATOR_SUPPLY("vaux12v5", "mcde.0"),
58  /* SFH7741 proximity sensor */
59  REGULATOR_SUPPLY("vcc", "gpio-keys.0"),
60  /* BH1780GLS ambient light sensor */
61  REGULATOR_SUPPLY("vcc", "2-0029"),
62  /* lsm303dlh accelerometer */
63  REGULATOR_SUPPLY("vdd", "3-0018"),
64  /* lsm303dlh magnetometer */
65  REGULATOR_SUPPLY("vdd", "3-001e"),
66  /* Rohm BU21013 Touchscreen devices */
67  REGULATOR_SUPPLY("avdd", "3-005c"),
68  REGULATOR_SUPPLY("avdd", "3-005d"),
69  /* Synaptics RMI4 Touchscreen device */
70  REGULATOR_SUPPLY("vdd", "3-004b"),
71 };
72 
73 static struct regulator_consumer_supply ab8500_vaux2_consumers[] = {
74  /* On-board eMMC power */
75  REGULATOR_SUPPLY("vmmc", "sdi4"),
76  /* AB8500 audio codec */
77  REGULATOR_SUPPLY("vcc-N2158", "ab8500-codec.0"),
78 };
79 
80 static struct regulator_consumer_supply ab8500_vaux3_consumers[] = {
81  /* External MMC slot power */
82  REGULATOR_SUPPLY("vmmc", "sdi0"),
83 };
84 
85 static struct regulator_consumer_supply ab8500_vtvout_consumers[] = {
86  /* TV-out DENC supply */
87  REGULATOR_SUPPLY("vtvout", "ab8500-denc.0"),
88  /* Internal general-purpose ADC */
89  REGULATOR_SUPPLY("vddadc", "ab8500-gpadc.0"),
90 };
91 
92 static struct regulator_consumer_supply ab8500_vaud_consumers[] = {
93  /* AB8500 audio-codec main supply */
94  REGULATOR_SUPPLY("vaud", "ab8500-codec.0"),
95 };
96 
97 static struct regulator_consumer_supply ab8500_vamic1_consumers[] = {
98  /* AB8500 audio-codec Mic1 supply */
99  REGULATOR_SUPPLY("vamic1", "ab8500-codec.0"),
100 };
101 
102 static struct regulator_consumer_supply ab8500_vamic2_consumers[] = {
103  /* AB8500 audio-codec Mic2 supply */
104  REGULATOR_SUPPLY("vamic2", "ab8500-codec.0"),
105 };
106 
107 static struct regulator_consumer_supply ab8500_vdmic_consumers[] = {
108  /* AB8500 audio-codec DMic supply */
109  REGULATOR_SUPPLY("vdmic", "ab8500-codec.0"),
110 };
111 
112 static struct regulator_consumer_supply ab8500_vintcore_consumers[] = {
113  /* SoC core supply, no device */
114  REGULATOR_SUPPLY("v-intcore", NULL),
115  /* USB Transceiver */
116  REGULATOR_SUPPLY("vddulpivio18", "ab8500-usb.0"),
117 };
118 
119 static struct regulator_consumer_supply ab8500_vana_consumers[] = {
120  /* External displays, connector on board, 1v8 power supply */
121  REGULATOR_SUPPLY("vsmps2", "mcde.0"),
122 };
123 
124 /* ab8500 regulator register initialization */
125 struct ab8500_regulator_reg_init
126 ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
127  /*
128  * VanaRequestCtrl = HP/LP depending on VxRequest
129  * VextSupply1RequestCtrl = HP/LP depending on VxRequest
130  */
131  INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL2, 0x00),
132  /*
133  * VextSupply2RequestCtrl = HP/LP depending on VxRequest
134  * VextSupply3RequestCtrl = HP/LP depending on VxRequest
135  * Vaux1RequestCtrl = HP/LP depending on VxRequest
136  * Vaux2RequestCtrl = HP/LP depending on VxRequest
137  */
138  INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL3, 0x00),
139  /*
140  * Vaux3RequestCtrl = HP/LP depending on VxRequest
141  * SwHPReq = Control through SWValid disabled
142  */
143  INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL4, 0x00),
144  /*
145  * VanaSysClkReq1HPValid = disabled
146  * Vaux1SysClkReq1HPValid = disabled
147  * Vaux2SysClkReq1HPValid = disabled
148  * Vaux3SysClkReq1HPValid = disabled
149  */
150  INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID1, 0x00),
151  /*
152  * VextSupply1SysClkReq1HPValid = disabled
153  * VextSupply2SysClkReq1HPValid = disabled
154  * VextSupply3SysClkReq1HPValid = SysClkReq1 controlled
155  */
156  INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID2, 0x40),
157  /*
158  * VanaHwHPReq1Valid = disabled
159  * Vaux1HwHPreq1Valid = disabled
160  * Vaux2HwHPReq1Valid = disabled
161  * Vaux3HwHPReqValid = disabled
162  */
163  INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID1, 0x00),
164  /*
165  * VextSupply1HwHPReq1Valid = disabled
166  * VextSupply2HwHPReq1Valid = disabled
167  * VextSupply3HwHPReq1Valid = disabled
168  */
169  INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID2, 0x00),
170  /*
171  * VanaHwHPReq2Valid = disabled
172  * Vaux1HwHPReq2Valid = disabled
173  * Vaux2HwHPReq2Valid = disabled
174  * Vaux3HwHPReq2Valid = disabled
175  */
176  INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID1, 0x00),
177  /*
178  * VextSupply1HwHPReq2Valid = disabled
179  * VextSupply2HwHPReq2Valid = disabled
180  * VextSupply3HwHPReq2Valid = HWReq2 controlled
181  */
182  INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID2, 0x04),
183  /*
184  * VanaSwHPReqValid = disabled
185  * Vaux1SwHPReqValid = disabled
186  */
187  INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID1, 0x00),
188  /*
189  * Vaux2SwHPReqValid = disabled
190  * Vaux3SwHPReqValid = disabled
191  * VextSupply1SwHPReqValid = disabled
192  * VextSupply2SwHPReqValid = disabled
193  * VextSupply3SwHPReqValid = disabled
194  */
195  INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID2, 0x00),
196  /*
197  * SysClkReq2Valid1 = SysClkReq2 controlled
198  * SysClkReq3Valid1 = disabled
199  * SysClkReq4Valid1 = SysClkReq4 controlled
200  * SysClkReq5Valid1 = disabled
201  * SysClkReq6Valid1 = SysClkReq6 controlled
202  * SysClkReq7Valid1 = disabled
203  * SysClkReq8Valid1 = disabled
204  */
205  INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID1, 0x2a),
206  /*
207  * SysClkReq2Valid2 = disabled
208  * SysClkReq3Valid2 = disabled
209  * SysClkReq4Valid2 = disabled
210  * SysClkReq5Valid2 = disabled
211  * SysClkReq6Valid2 = SysClkReq6 controlled
212  * SysClkReq7Valid2 = disabled
213  * SysClkReq8Valid2 = disabled
214  */
215  INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID2, 0x20),
216  /*
217  * VTVoutEna = disabled
218  * Vintcore12Ena = disabled
219  * Vintcore12Sel = 1.25 V
220  * Vintcore12LP = inactive (HP)
221  * VTVoutLP = inactive (HP)
222  */
223  INIT_REGULATOR_REGISTER(AB8500_REGUMISC1, 0x10),
224  /*
225  * VaudioEna = disabled
226  * VdmicEna = disabled
227  * Vamic1Ena = disabled
228  * Vamic2Ena = disabled
229  */
230  INIT_REGULATOR_REGISTER(AB8500_VAUDIOSUPPLY, 0x00),
231  /*
232  * Vamic1_dzout = high-Z when Vamic1 is disabled
233  * Vamic2_dzout = high-Z when Vamic2 is disabled
234  */
235  INIT_REGULATOR_REGISTER(AB8500_REGUCTRL1VAMIC, 0x00),
236  /*
237  * VPll = Hw controlled
238  * VanaRegu = force off
239  */
240  INIT_REGULATOR_REGISTER(AB8500_VPLLVANAREGU, 0x02),
241  /*
242  * VrefDDREna = disabled
243  * VrefDDRSleepMode = inactive (no pulldown)
244  */
245  INIT_REGULATOR_REGISTER(AB8500_VREFDDR, 0x00),
246  /*
247  * VextSupply1Regu = HW control
248  * VextSupply2Regu = HW control
249  * VextSupply3Regu = HW control
250  * ExtSupply2Bypass = ExtSupply12LPn ball is 0 when Ena is 0
251  * ExtSupply3Bypass = ExtSupply3LPn ball is 0 when Ena is 0
252  */
253  INIT_REGULATOR_REGISTER(AB8500_EXTSUPPLYREGU, 0x2a),
254  /*
255  * Vaux1Regu = force HP
256  * Vaux2Regu = force off
257  */
258  INIT_REGULATOR_REGISTER(AB8500_VAUX12REGU, 0x01),
259  /*
260  * Vaux3regu = force off
261  */
262  INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3REGU, 0x00),
263  /*
264  * Vsmps1 = 1.15V
265  */
266  INIT_REGULATOR_REGISTER(AB8500_VSMPS1SEL1, 0x24),
267  /*
268  * Vaux1Sel = 2.5 V
269  */
270  INIT_REGULATOR_REGISTER(AB8500_VAUX1SEL, 0x08),
271  /*
272  * Vaux2Sel = 2.9 V
273  */
274  INIT_REGULATOR_REGISTER(AB8500_VAUX2SEL, 0x0d),
275  /*
276  * Vaux3Sel = 2.91 V
277  */
278  INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3SEL, 0x07),
279  /*
280  * VextSupply12LP = disabled (no LP)
281  */
282  INIT_REGULATOR_REGISTER(AB8500_REGUCTRL2SPARE, 0x00),
283  /*
284  * Vaux1Disch = short discharge time
285  * Vaux2Disch = short discharge time
286  * Vaux3Disch = short discharge time
287  * Vintcore12Disch = short discharge time
288  * VTVoutDisch = short discharge time
289  * VaudioDisch = short discharge time
290  */
291  INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH, 0x00),
292  /*
293  * VanaDisch = short discharge time
294  * VdmicPullDownEna = pulldown disabled when Vdmic is disabled
295  * VdmicDisch = short discharge time
296  */
297  INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH2, 0x00),
298 };
299 
300 /* AB8500 regulators */
301 struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
302  /* supplies to the display/camera */
303  [AB8500_LDO_AUX1] = {
304  .constraints = {
305  .name = "V-DISPLAY",
306  .min_uV = 2500000,
307  .max_uV = 2900000,
308  .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
309  REGULATOR_CHANGE_STATUS,
310  .boot_on = 1, /* display is on at boot */
311  /*
312  * This voltage cannot be disabled right now because
313  * it is somehow affecting the external MMC
314  * functionality, though that typically will use
315  * AUX3.
316  */
317  .always_on = 1,
318  },
319  .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers),
320  .consumer_supplies = ab8500_vaux1_consumers,
321  },
322  /* supplies to the on-board eMMC */
323  [AB8500_LDO_AUX2] = {
324  .constraints = {
325  .name = "V-eMMC1",
326  .min_uV = 1100000,
327  .max_uV = 3300000,
328  .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
329  REGULATOR_CHANGE_STATUS,
330  },
331  .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
332  .consumer_supplies = ab8500_vaux2_consumers,
333  },
334  /* supply for VAUX3, supplies to SDcard slots */
335  [AB8500_LDO_AUX3] = {
336  .constraints = {
337  .name = "V-MMC-SD",
338  .min_uV = 1100000,
339  .max_uV = 3300000,
340  .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
341  REGULATOR_CHANGE_STATUS,
342  },
343  .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
344  .consumer_supplies = ab8500_vaux3_consumers,
345  },
346  /* supply for tvout, gpadc, TVOUT LDO */
347  [AB8500_LDO_TVOUT] = {
348  .constraints = {
349  .name = "V-TVOUT",
350  .valid_ops_mask = REGULATOR_CHANGE_STATUS,
351  },
352  .num_consumer_supplies = ARRAY_SIZE(ab8500_vtvout_consumers),
353  .consumer_supplies = ab8500_vtvout_consumers,
354  },
355  /* supply for ab8500-vaudio, VAUDIO LDO */
356  [AB8500_LDO_AUDIO] = {
357  .constraints = {
358  .name = "V-AUD",
359  .valid_ops_mask = REGULATOR_CHANGE_STATUS,
360  },
361  .num_consumer_supplies = ARRAY_SIZE(ab8500_vaud_consumers),
362  .consumer_supplies = ab8500_vaud_consumers,
363  },
364  /* supply for v-anamic1 VAMic1-LDO */
365  [AB8500_LDO_ANAMIC1] = {
366  .constraints = {
367  .name = "V-AMIC1",
368  .valid_ops_mask = REGULATOR_CHANGE_STATUS,
369  },
370  .num_consumer_supplies = ARRAY_SIZE(ab8500_vamic1_consumers),
371  .consumer_supplies = ab8500_vamic1_consumers,
372  },
373  /* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
374  [AB8500_LDO_ANAMIC2] = {
375  .constraints = {
376  .name = "V-AMIC2",
377  .valid_ops_mask = REGULATOR_CHANGE_STATUS,
378  },
379  .num_consumer_supplies = ARRAY_SIZE(ab8500_vamic2_consumers),
380  .consumer_supplies = ab8500_vamic2_consumers,
381  },
382  /* supply for v-dmic, VDMIC LDO */
383  [AB8500_LDO_DMIC] = {
384  .constraints = {
385  .name = "V-DMIC",
386  .valid_ops_mask = REGULATOR_CHANGE_STATUS,
387  },
388  .num_consumer_supplies = ARRAY_SIZE(ab8500_vdmic_consumers),
389  .consumer_supplies = ab8500_vdmic_consumers,
390  },
391  /* supply for v-intcore12, VINTCORE12 LDO */
392  [AB8500_LDO_INTCORE] = {
393  .constraints = {
394  .name = "V-INTCORE",
395  .valid_ops_mask = REGULATOR_CHANGE_STATUS,
396  },
397  .num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
398  .consumer_supplies = ab8500_vintcore_consumers,
399  },
400  /* supply for U8500 CSI/DSI, VANA LDO */
401  [AB8500_LDO_ANA] = {
402  .constraints = {
403  .name = "V-CSI/DSI",
404  .valid_ops_mask = REGULATOR_CHANGE_STATUS,
405  },
406  .num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers),
407  .consumer_supplies = ab8500_vana_consumers,
408  },
409 };
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