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          * 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 };