Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
[linux-2.6.git] / arch / arm / mach-ux500 / board-mop500-regulators.c
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  */
19 static 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
29 struct 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
40 static 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
58 static 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
65 static struct regulator_consumer_supply ab8500_vaux3_consumers[] = {
66         /* External MMC slot power */
67         REGULATOR_SUPPLY("vmmc", "sdi0"),
68 };
69
70 static 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
77 static 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
84 static 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 */
90 struct ab8500_regulator_reg_init
91 ab8500_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 */
266 struct 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, /* must be on for display */
276                 },
277                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers),
278                 .consumer_supplies = ab8500_vaux1_consumers,
279         },
280         /* supplies to the on-board eMMC */
281         [AB8500_LDO_AUX2] = {
282                 .constraints = {
283                         .name = "V-eMMC1",
284                         .min_uV = 1100000,
285                         .max_uV = 3300000,
286                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
287                                           REGULATOR_CHANGE_STATUS,
288                 },
289                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
290                 .consumer_supplies = ab8500_vaux2_consumers,
291         },
292         /* supply for VAUX3, supplies to SDcard slots */
293         [AB8500_LDO_AUX3] = {
294                 .constraints = {
295                         .name = "V-MMC-SD",
296                         .min_uV = 1100000,
297                         .max_uV = 3300000,
298                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
299                                           REGULATOR_CHANGE_STATUS,
300                 },
301                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
302                 .consumer_supplies = ab8500_vaux3_consumers,
303         },
304         /* supply for tvout, gpadc, TVOUT LDO */
305         [AB8500_LDO_TVOUT] = {
306                 .constraints = {
307                         .name = "V-TVOUT",
308                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
309                 },
310                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vtvout_consumers),
311                 .consumer_supplies = ab8500_vtvout_consumers,
312         },
313         /* supply for ab8500-vaudio, VAUDIO LDO */
314         [AB8500_LDO_AUDIO] = {
315                 .constraints = {
316                         .name = "V-AUD",
317                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
318                 },
319         },
320         /* supply for v-anamic1 VAMic1-LDO */
321         [AB8500_LDO_ANAMIC1] = {
322                 .constraints = {
323                         .name = "V-AMIC1",
324                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
325                 },
326         },
327         /* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
328         [AB8500_LDO_ANAMIC2] = {
329                 .constraints = {
330                         .name = "V-AMIC2",
331                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
332                 },
333         },
334         /* supply for v-dmic, VDMIC LDO */
335         [AB8500_LDO_DMIC] = {
336                 .constraints = {
337                         .name = "V-DMIC",
338                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
339                 },
340         },
341         /* supply for v-intcore12, VINTCORE12 LDO */
342         [AB8500_LDO_INTCORE] = {
343                 .constraints = {
344                         .name = "V-INTCORE",
345                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
346                 },
347                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
348                 .consumer_supplies = ab8500_vintcore_consumers,
349         },
350         /* supply for U8500 CSI/DSI, VANA LDO */
351         [AB8500_LDO_ANA] = {
352                 .constraints = {
353                         .name = "V-CSI/DSI",
354                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
355                 },
356                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers),
357                 .consumer_supplies = ab8500_vana_consumers,
358         },
359 };