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 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          * VpllRequestCtrl          = HP/LP depending on VxRequest
 130          * VextSupply1RequestCtrl   = HP/LP depending on VxRequest
 131          */
 132         INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL2,       0xfc, 0x00),
 133         /*
 134          * VextSupply2RequestCtrl   = HP/LP depending on VxRequest
 135          * VextSupply3RequestCtrl   = HP/LP depending on VxRequest
 136          * Vaux1RequestCtrl         = HP/LP depending on VxRequest
 137          * Vaux2RequestCtrl         = HP/LP depending on VxRequest
 138          */
 139         INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL3,       0xff, 0x00),
 140         /*
 141          * Vaux3RequestCtrl         = HP/LP depending on VxRequest
 142          * SwHPReq                  = Control through SWValid disabled
 143          */
 144         INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL4,       0x07, 0x00),
 145         /*
 146          * Vsmps1SysClkReq1HPValid  = enabled
 147          * Vsmps2SysClkReq1HPValid  = enabled
 148          * Vsmps3SysClkReq1HPValid  = enabled
 149          * VanaSysClkReq1HPValid    = disabled
 150          * VpllSysClkReq1HPValid    = enabled
 151          * Vaux1SysClkReq1HPValid   = disabled
 152          * Vaux2SysClkReq1HPValid   = disabled
 153          * Vaux3SysClkReq1HPValid   = disabled
 154          */
 155         INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID1, 0xff, 0x17),
 156         /*
 157          * VextSupply1SysClkReq1HPValid = disabled
 158          * VextSupply2SysClkReq1HPValid = disabled
 159          * VextSupply3SysClkReq1HPValid = SysClkReq1 controlled
 160          */
 161         INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID2, 0x70, 0x40),
 162         /*
 163          * VanaHwHPReq1Valid        = disabled
 164          * Vaux1HwHPreq1Valid       = disabled
 165          * Vaux2HwHPReq1Valid       = disabled
 166          * Vaux3HwHPReqValid        = disabled
 167          */
 168         INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID1,     0xe8, 0x00),
 169         /*
 170          * VextSupply1HwHPReq1Valid = disabled
 171          * VextSupply2HwHPReq1Valid = disabled
 172          * VextSupply3HwHPReq1Valid = disabled
 173          */
 174         INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID2,     0x07, 0x00),
 175         /*
 176          * VanaHwHPReq2Valid        = disabled
 177          * Vaux1HwHPReq2Valid       = disabled
 178          * Vaux2HwHPReq2Valid       = disabled
 179          * Vaux3HwHPReq2Valid       = disabled
 180          */
 181         INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID1,     0xe8, 0x00),
 182         /*
 183          * VextSupply1HwHPReq2Valid = disabled
 184          * VextSupply2HwHPReq2Valid = disabled
 185          * VextSupply3HwHPReq2Valid = HWReq2 controlled
 186          */
 187         INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID2,     0x07, 0x04),
 188         /*
 189          * VanaSwHPReqValid         = disabled
 190          * Vaux1SwHPReqValid        = disabled
 191          */
 192         INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID1,      0xa0, 0x00),
 193         /*
 194          * Vaux2SwHPReqValid        = disabled
 195          * Vaux3SwHPReqValid        = disabled
 196          * VextSupply1SwHPReqValid  = disabled
 197          * VextSupply2SwHPReqValid  = disabled
 198          * VextSupply3SwHPReqValid  = disabled
 199          */
 200         INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID2,      0x1f, 0x00),
 201         /*
 202          * SysClkReq2Valid1         = SysClkReq2 controlled
 203          * SysClkReq3Valid1         = disabled
 204          * SysClkReq4Valid1         = SysClkReq4 controlled
 205          * SysClkReq5Valid1         = disabled
 206          * SysClkReq6Valid1         = SysClkReq6 controlled
 207          * SysClkReq7Valid1         = disabled
 208          * SysClkReq8Valid1         = disabled
 209          */
 210         INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID1,    0xfe, 0x2a),
 211         /*
 212          * SysClkReq2Valid2         = disabled
 213          * SysClkReq3Valid2         = disabled
 214          * SysClkReq4Valid2         = disabled
 215          * SysClkReq5Valid2         = disabled
 216          * SysClkReq6Valid2         = SysClkReq6 controlled
 217          * SysClkReq7Valid2         = disabled
 218          * SysClkReq8Valid2         = disabled
 219          */
 220         INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID2,    0xfe, 0x20),
 221         /*
 222          * VTVoutEna                = disabled
 223          * Vintcore12Ena            = disabled
 224          * Vintcore12Sel            = 1.25 V
 225          * Vintcore12LP             = inactive (HP)
 226          * VTVoutLP                 = inactive (HP)
 227          */
 228         INIT_REGULATOR_REGISTER(AB8500_REGUMISC1,              0xfe, 0x10),
 229         /*
 230          * VaudioEna                = disabled
 231          * VdmicEna                 = disabled
 232          * Vamic1Ena                = disabled
 233          * Vamic2Ena                = disabled
 234          */
 235         INIT_REGULATOR_REGISTER(AB8500_VAUDIOSUPPLY,           0x1e, 0x00),
 236         /*
 237          * Vamic1_dzout             = high-Z when Vamic1 is disabled
 238          * Vamic2_dzout             = high-Z when Vamic2 is disabled
 239          */
 240         INIT_REGULATOR_REGISTER(AB8500_REGUCTRL1VAMIC,         0x03, 0x00),
 241         /*
 242          * VBBN                     = force OFF
 243          * VBBP                     = force OFF
 244          * NOTE! PRCMU register
 245          */
 246         INIT_REGULATOR_REGISTER(AB8500_ARMREGU2,               0x0f, 0x00),
 247         /*
 248          * VBBNSel1                 = VBBP = VBBPFB
 249          * VBBPSel1                 = 0 V
 250          * NOTE! PRCMU register
 251          */
 252         INIT_REGULATOR_REGISTER(AB8500_VBBSEL1,                0x0f, 0x00),
 253         /*
 254          * VBBNSel2                 = VBBP = VBBPFB
 255          * VBBPSel2                 = 0 V
 256          * NOTE! PRCMU register
 257          */
 258         INIT_REGULATOR_REGISTER(AB8500_VBBSEL2,                0x0f, 0x00),
 259         /*
 260          * Vsmps1Regu               = HW control
 261          * Vsmps1SelCtrl            = Vsmps1 voltage defined by Vsmsp1Sel2
 262          */
 263         INIT_REGULATOR_REGISTER(AB8500_VSMPS1REGU,             0x0f, 0x06),
 264         /*
 265          * Vsmps2Regu               = HW control
 266          * Vsmps2SelCtrl            = Vsmps2 voltage defined by Vsmsp2Sel2
 267          */
 268         INIT_REGULATOR_REGISTER(AB8500_VSMPS2REGU,             0x0f, 0x06),
 269         /*
 270          * VPll                     = Hw controlled
 271          * VanaRegu                 = force off
 272          */
 273         INIT_REGULATOR_REGISTER(AB8500_VPLLVANAREGU,           0x0f, 0x02),
 274         /*
 275          * VrefDDREna               = disabled
 276          * VrefDDRSleepMode         = inactive (no pulldown)
 277          */
 278         INIT_REGULATOR_REGISTER(AB8500_VREFDDR,                0x03, 0x00),
 279         /*
 280          * VextSupply1Regu          = HW control
 281          * VextSupply2Regu          = HW control
 282          * VextSupply3Regu          = HW control
 283          * ExtSupply2Bypass         = ExtSupply12LPn ball is 0 when Ena is 0
 284          * ExtSupply3Bypass         = ExtSupply3LPn ball is 0 when Ena is 0
 285          */
 286         INIT_REGULATOR_REGISTER(AB8500_EXTSUPPLYREGU,          0xff, 0x1a),
 287         /*
 288          * Vaux1Regu                = force HP
 289          * Vaux2Regu                = force off
 290          */
 291         INIT_REGULATOR_REGISTER(AB8500_VAUX12REGU,             0x0f, 0x01),
 292         /*
 293          * Vrf1Regu                 = HW control
 294          * Vaux3Regu                = force off
 295          */
 296         INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3REGU,          0x0f, 0x08),
 297         /*
 298          * Vsmps1                   = 1.15V
 299          */
 300         INIT_REGULATOR_REGISTER(AB8500_VSMPS1SEL1,             0x3f, 0x24),
 301         /*
 302          * Vaux1Sel                 = 2.5 V
 303          */
 304         INIT_REGULATOR_REGISTER(AB8500_VAUX1SEL,               0x0f, 0x08),
 305         /*
 306          * Vaux2Sel                 = 2.9 V
 307          */
 308         INIT_REGULATOR_REGISTER(AB8500_VAUX2SEL,               0x0f, 0x0d),
 309         /*
 310          * Vaux3Sel                 = 2.91 V
 311          */
 312         INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3SEL,           0x07, 0x07),
 313         /*
 314          * VextSupply12LP           = disabled (no LP)
 315          */
 316         INIT_REGULATOR_REGISTER(AB8500_REGUCTRL2SPARE,         0x01, 0x00),
 317         /*
 318          * Vaux1Disch               = short discharge time
 319          * Vaux2Disch               = short discharge time
 320          * Vaux3Disch               = short discharge time
 321          * Vintcore12Disch          = short discharge time
 322          * VTVoutDisch              = short discharge time
 323          * VaudioDisch              = short discharge time
 324          */
 325         INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH,          0xfc, 0x00),
 326         /*
 327          * VanaDisch                = short discharge time
 328          * VdmicPullDownEna         = pulldown disabled when Vdmic is disabled
 329          * VdmicDisch               = short discharge time
 330          */
 331         INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH2,         0x16, 0x00),
 332 };
 333
 334 /* AB8500 regulators */
 335 struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
 336         /* supplies to the display/camera */
 337         [AB8500_LDO_AUX1] = {
 338                 .constraints = {
 339                         .name = "V-DISPLAY",
 340                         .min_uV = 2500000,
 341                         .max_uV = 2900000,
 342                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
 343                                           REGULATOR_CHANGE_STATUS,
 344                         .boot_on = 1, /* display is on at boot */
 345                         /*
 346                          * This voltage cannot be disabled right now because
 347                          * it is somehow affecting the external MMC
 348                          * functionality, though that typically will use
 349                          * AUX3.
 350                          */
 351                         .always_on = 1,
 352                 },
 353                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers),
 354                 .consumer_supplies = ab8500_vaux1_consumers,
 355         },
 356         /* supplies to the on-board eMMC */
 357         [AB8500_LDO_AUX2] = {
 358                 .constraints = {
 359                         .name = "V-eMMC1",
 360                         .min_uV = 1100000,
 361                         .max_uV = 3300000,
 362                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
 363                                           REGULATOR_CHANGE_STATUS,
 364                 },
 365                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
 366                 .consumer_supplies = ab8500_vaux2_consumers,
 367         },
 368         /* supply for VAUX3, supplies to SDcard slots */
 369         [AB8500_LDO_AUX3] = {
 370                 .constraints = {
 371                         .name = "V-MMC-SD",
 372                         .min_uV = 1100000,
 373                         .max_uV = 3300000,
 374                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
 375                                           REGULATOR_CHANGE_STATUS,
 376                 },
 377                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
 378                 .consumer_supplies = ab8500_vaux3_consumers,
 379         },
 380         /* supply for tvout, gpadc, TVOUT LDO */
 381         [AB8500_LDO_TVOUT] = {
 382                 .constraints = {
 383                         .name = "V-TVOUT",
 384                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 385                 },
 386                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vtvout_consumers),
 387                 .consumer_supplies = ab8500_vtvout_consumers,
 388         },
 389         /* supply for ab8500-vaudio, VAUDIO LDO */
 390         [AB8500_LDO_AUDIO] = {
 391                 .constraints = {
 392                         .name = "V-AUD",
 393                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 394                 },
 395                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vaud_consumers),
 396                 .consumer_supplies = ab8500_vaud_consumers,
 397         },
 398         /* supply for v-anamic1 VAMic1-LDO */
 399         [AB8500_LDO_ANAMIC1] = {
 400                 .constraints = {
 401                         .name = "V-AMIC1",
 402                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 403                 },
 404                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vamic1_consumers),
 405                 .consumer_supplies = ab8500_vamic1_consumers,
 406         },
 407         /* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
 408         [AB8500_LDO_ANAMIC2] = {
 409                 .constraints = {
 410                         .name = "V-AMIC2",
 411                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 412                 },
 413                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vamic2_consumers),
 414                 .consumer_supplies = ab8500_vamic2_consumers,
 415         },
 416         /* supply for v-dmic, VDMIC LDO */
 417         [AB8500_LDO_DMIC] = {
 418                 .constraints = {
 419                         .name = "V-DMIC",
 420                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 421                 },
 422                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vdmic_consumers),
 423                 .consumer_supplies = ab8500_vdmic_consumers,
 424         },
 425         /* supply for v-intcore12, VINTCORE12 LDO */
 426         [AB8500_LDO_INTCORE] = {
 427                 .constraints = {
 428                         .name = "V-INTCORE",
 429                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 430                 },
 431                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
 432                 .consumer_supplies = ab8500_vintcore_consumers,
 433         },
 434         /* supply for U8500 CSI/DSI, VANA LDO */
 435         [AB8500_LDO_ANA] = {
 436                 .constraints = {
 437                         .name = "V-CSI/DSI",
 438                         .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 439                 },
 440                 .num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers),
 441                 .consumer_supplies = ab8500_vana_consumers,
 442         },
 443 };