arch/arm/mach-omap2/twl-common.c

   1 /*
   2  * twl-common.c
   3  *
   4  * Copyright (C) 2011 Texas Instruments, Inc..
   5  * Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * version 2 as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  19  * 02110-1301 USA
  20  *
  21  */
  22
  23 #include <linux/i2c.h>
  24 #include <linux/i2c/twl.h>
  25 #include <linux/gpio.h>
  26 #include <linux/regulator/machine.h>
  27 #include <linux/regulator/fixed.h>
  28
  29 #include <plat/i2c.h>
  30 #include <plat/usb.h>
  31
  32 #include "twl-common.h"
  33 #include "pm.h"
  34 #include "voltage.h"
  35
  36 static struct i2c_board_info __initdata pmic_i2c_board_info = {
  37         .addr           = 0x48,
  38         .flags          = I2C_CLIENT_WAKE,
  39 };
  40
  41 static int twl_set_voltage(void *data, int target_uV)
  42 {
  43         struct voltagedomain *voltdm = (struct voltagedomain *)data;
  44         return voltdm_scale(voltdm, target_uV);
  45 }
  46
  47 static int twl_get_voltage(void *data)
  48 {
  49         struct voltagedomain *voltdm = (struct voltagedomain *)data;
  50         return voltdm_get_voltage(voltdm);
  51 }
  52
  53 void __init omap_pmic_init(int bus, u32 clkrate,
  54                            const char *pmic_type, int pmic_irq,
  55                            struct twl4030_platform_data *pmic_data)
  56 {
  57         strncpy(pmic_i2c_board_info.type, pmic_type,
  58                 sizeof(pmic_i2c_board_info.type));
  59         pmic_i2c_board_info.irq = pmic_irq;
  60         pmic_i2c_board_info.platform_data = pmic_data;
  61
  62         omap_register_i2c_bus(bus, clkrate, &pmic_i2c_board_info, 1);
  63 }
  64
  65 void __init omap_pmic_late_init(void)
  66 {
  67         /* Init the OMAP TWL parameters (if PMIC has been registerd) */
  68         if (!pmic_i2c_board_info.irq)
  69                 return;
  70
  71         omap3_twl_init();
  72         omap4_twl_init();
  73 }
  74
  75 #if defined(CONFIG_ARCH_OMAP3)
  76 static struct twl4030_usb_data omap3_usb_pdata = {
  77         .usb_mode       = T2_USB_MODE_ULPI,
  78 };
  79
  80 static int omap3_batt_table[] = {
  81 /* 0 C */
  82 30800, 29500, 28300, 27100,
  83 26000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900,
  84 17200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100,
  85 11600, 11200, 10800, 10400, 10000, 9630,  9280,  8950,  8620,  8310,
  86 8020,  7730,  7460,  7200,  6950,  6710,  6470,  6250,  6040,  5830,
  87 5640,  5450,  5260,  5090,  4920,  4760,  4600,  4450,  4310,  4170,
  88 4040,  3910,  3790,  3670,  3550
  89 };
  90
  91 static struct twl4030_bci_platform_data omap3_bci_pdata = {
  92         .battery_tmp_tbl        = omap3_batt_table,
  93         .tblsize                = ARRAY_SIZE(omap3_batt_table),
  94 };
  95
  96 static struct twl4030_madc_platform_data omap3_madc_pdata = {
  97         .irq_line       = 1,
  98 };
  99
 100 static struct twl4030_codec_data omap3_codec;
 101
 102 static struct twl4030_audio_data omap3_audio_pdata = {
 103         .audio_mclk = 26000000,
 104         .codec = &omap3_codec,
 105 };
 106
 107 static struct regulator_consumer_supply omap3_vdda_dac_supplies[] = {
 108         REGULATOR_SUPPLY("vdda_dac", "omapdss_venc"),
 109 };
 110
 111 static struct regulator_init_data omap3_vdac_idata = {
 112         .constraints = {
 113                 .min_uV                 = 1800000,
 114                 .max_uV                 = 1800000,
 115                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 116                                         | REGULATOR_MODE_STANDBY,
 117                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 118                                         | REGULATOR_CHANGE_STATUS,
 119         },
 120         .num_consumer_supplies  = ARRAY_SIZE(omap3_vdda_dac_supplies),
 121         .consumer_supplies      = omap3_vdda_dac_supplies,
 122 };
 123
 124 static struct regulator_consumer_supply omap3_vpll2_supplies[] = {
 125         REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
 126         REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
 127 };
 128
 129 static struct regulator_init_data omap3_vpll2_idata = {
 130         .constraints = {
 131                 .min_uV                 = 1800000,
 132                 .max_uV                 = 1800000,
 133                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 134                                         | REGULATOR_MODE_STANDBY,
 135                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 136                                         | REGULATOR_CHANGE_STATUS,
 137         },
 138         .num_consumer_supplies          = ARRAY_SIZE(omap3_vpll2_supplies),
 139         .consumer_supplies              = omap3_vpll2_supplies,
 140 };
 141
 142 static struct regulator_consumer_supply omap3_vdd1_supply[] = {
 143         REGULATOR_SUPPLY("vcc", "mpu.0"),
 144 };
 145
 146 static struct regulator_consumer_supply omap3_vdd2_supply[] = {
 147         REGULATOR_SUPPLY("vcc", "l3_main.0"),
 148 };
 149
 150 static struct regulator_init_data omap3_vdd1 = {
 151         .constraints = {
 152                 .name                   = "vdd_mpu_iva",
 153                 .min_uV                 = 600000,
 154                 .max_uV                 = 1450000,
 155                 .valid_modes_mask       = REGULATOR_MODE_NORMAL,
 156                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE,
 157         },
 158         .num_consumer_supplies          = ARRAY_SIZE(omap3_vdd1_supply),
 159         .consumer_supplies              = omap3_vdd1_supply,
 160 };
 161
 162 static struct regulator_init_data omap3_vdd2 = {
 163         .constraints = {
 164                 .name                   = "vdd_core",
 165                 .min_uV                 = 600000,
 166                 .max_uV                 = 1450000,
 167                 .valid_modes_mask       = REGULATOR_MODE_NORMAL,
 168                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE,
 169         },
 170         .num_consumer_supplies          = ARRAY_SIZE(omap3_vdd2_supply),
 171         .consumer_supplies              = omap3_vdd2_supply,
 172 };
 173
 174 static struct twl_regulator_driver_data omap3_vdd1_drvdata = {
 175         .get_voltage = twl_get_voltage,
 176         .set_voltage = twl_set_voltage,
 177 };
 178
 179 static struct twl_regulator_driver_data omap3_vdd2_drvdata = {
 180         .get_voltage = twl_get_voltage,
 181         .set_voltage = twl_set_voltage,
 182 };
 183
 184 void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data,
 185                                   u32 pdata_flags, u32 regulators_flags)
 186 {
 187         if (!pmic_data->irq_base)
 188                 pmic_data->irq_base = TWL4030_IRQ_BASE;
 189         if (!pmic_data->irq_end)
 190                 pmic_data->irq_end = TWL4030_IRQ_END;
 191         if (!pmic_data->vdd1) {
 192                 omap3_vdd1.driver_data = &omap3_vdd1_drvdata;
 193                 omap3_vdd1_drvdata.data = voltdm_lookup("mpu_iva");
 194                 pmic_data->vdd1 = &omap3_vdd1;
 195         }
 196         if (!pmic_data->vdd2) {
 197                 omap3_vdd2.driver_data = &omap3_vdd2_drvdata;
 198                 omap3_vdd2_drvdata.data = voltdm_lookup("core");
 199                 pmic_data->vdd2 = &omap3_vdd2;
 200         }
 201
 202         /* Common platform data configurations */
 203         if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb)
 204                 pmic_data->usb = &omap3_usb_pdata;
 205
 206         if (pdata_flags & TWL_COMMON_PDATA_BCI && !pmic_data->bci)
 207                 pmic_data->bci = &omap3_bci_pdata;
 208
 209         if (pdata_flags & TWL_COMMON_PDATA_MADC && !pmic_data->madc)
 210                 pmic_data->madc = &omap3_madc_pdata;
 211
 212         if (pdata_flags & TWL_COMMON_PDATA_AUDIO && !pmic_data->audio)
 213                 pmic_data->audio = &omap3_audio_pdata;
 214
 215         /* Common regulator configurations */
 216         if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac)
 217                 pmic_data->vdac = &omap3_vdac_idata;
 218
 219         if (regulators_flags & TWL_COMMON_REGULATOR_VPLL2 && !pmic_data->vpll2)
 220                 pmic_data->vpll2 = &omap3_vpll2_idata;
 221 }
 222 #endif /* CONFIG_ARCH_OMAP3 */
 223
 224 #if defined(CONFIG_ARCH_OMAP4)
 225 static struct twl4030_usb_data omap4_usb_pdata = {
 226         .phy_init       = omap4430_phy_init,
 227         .phy_exit       = omap4430_phy_exit,
 228         .phy_power      = omap4430_phy_power,
 229         .phy_set_clock  = omap4430_phy_set_clk,
 230         .phy_suspend    = omap4430_phy_suspend,
 231 };
 232
 233 static struct regulator_init_data omap4_vdac_idata = {
 234         .constraints = {
 235                 .min_uV                 = 1800000,
 236                 .max_uV                 = 1800000,
 237                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 238                                         | REGULATOR_MODE_STANDBY,
 239                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 240                                         | REGULATOR_CHANGE_STATUS,
 241         },
 242 };
 243
 244 static struct regulator_init_data omap4_vaux2_idata = {
 245         .constraints = {
 246                 .min_uV                 = 1200000,
 247                 .max_uV                 = 2800000,
 248                 .apply_uV               = true,
 249                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 250                                         | REGULATOR_MODE_STANDBY,
 251                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 252                                         | REGULATOR_CHANGE_MODE
 253                                         | REGULATOR_CHANGE_STATUS,
 254         },
 255 };
 256
 257 static struct regulator_init_data omap4_vaux3_idata = {
 258         .constraints = {
 259                 .min_uV                 = 1000000,
 260                 .max_uV                 = 3000000,
 261                 .apply_uV               = true,
 262                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 263                                         | REGULATOR_MODE_STANDBY,
 264                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 265                                         | REGULATOR_CHANGE_MODE
 266                                         | REGULATOR_CHANGE_STATUS,
 267         },
 268 };
 269
 270 static struct regulator_consumer_supply omap4_vmmc_supply[] = {
 271         REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
 272 };
 273
 274 /* VMMC1 for MMC1 card */
 275 static struct regulator_init_data omap4_vmmc_idata = {
 276         .constraints = {
 277                 .min_uV                 = 1200000,
 278                 .max_uV                 = 3000000,
 279                 .apply_uV               = true,
 280                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 281                                         | REGULATOR_MODE_STANDBY,
 282                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 283                                         | REGULATOR_CHANGE_MODE
 284                                         | REGULATOR_CHANGE_STATUS,
 285         },
 286         .num_consumer_supplies  = ARRAY_SIZE(omap4_vmmc_supply),
 287         .consumer_supplies      = omap4_vmmc_supply,
 288 };
 289
 290 static struct regulator_init_data omap4_vpp_idata = {
 291         .constraints = {
 292                 .min_uV                 = 1800000,
 293                 .max_uV                 = 2500000,
 294                 .apply_uV               = true,
 295                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 296                                         | REGULATOR_MODE_STANDBY,
 297                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
 298                                         | REGULATOR_CHANGE_MODE
 299                                         | REGULATOR_CHANGE_STATUS,
 300         },
 301 };
 302
 303 static struct regulator_init_data omap4_vana_idata = {
 304         .constraints = {
 305                 .min_uV                 = 2100000,
 306                 .max_uV                 = 2100000,
 307                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 308                                         | REGULATOR_MODE_STANDBY,
 309                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 310                                         | REGULATOR_CHANGE_STATUS,
 311         },
 312 };
 313
 314 static struct regulator_consumer_supply omap4_vcxio_supply[] = {
 315         REGULATOR_SUPPLY("vdds_dsi", "omapdss_dss"),
 316         REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
 317         REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.1"),
 318 };
 319
 320 static struct regulator_init_data omap4_vcxio_idata = {
 321         .constraints = {
 322                 .min_uV                 = 1800000,
 323                 .max_uV                 = 1800000,
 324                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 325                                         | REGULATOR_MODE_STANDBY,
 326                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 327                                         | REGULATOR_CHANGE_STATUS,
 328                 .always_on              = true,
 329         },
 330         .num_consumer_supplies  = ARRAY_SIZE(omap4_vcxio_supply),
 331         .consumer_supplies      = omap4_vcxio_supply,
 332 };
 333
 334 static struct regulator_init_data omap4_vusb_idata = {
 335         .constraints = {
 336                 .min_uV                 = 3300000,
 337                 .max_uV                 = 3300000,
 338                 .apply_uV               = true,
 339                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
 340                                         | REGULATOR_MODE_STANDBY,
 341                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
 342                                         | REGULATOR_CHANGE_STATUS,
 343         },
 344 };
 345
 346 static struct regulator_init_data omap4_clk32kg_idata = {
 347         .constraints = {
 348                 .valid_ops_mask         = REGULATOR_CHANGE_STATUS,
 349         },
 350 };
 351
 352 void __init omap4_pmic_get_config(struct twl4030_platform_data *pmic_data,
 353                                   u32 pdata_flags, u32 regulators_flags)
 354 {
 355         if (!pmic_data->irq_base)
 356                 pmic_data->irq_base = TWL6030_IRQ_BASE;
 357         if (!pmic_data->irq_end)
 358                 pmic_data->irq_end = TWL6030_IRQ_END;
 359
 360         /* Common platform data configurations */
 361         if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb)
 362                 pmic_data->usb = &omap4_usb_pdata;
 363
 364         /* Common regulator configurations */
 365         if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac)
 366                 pmic_data->vdac = &omap4_vdac_idata;
 367
 368         if (regulators_flags & TWL_COMMON_REGULATOR_VAUX2 && !pmic_data->vaux2)
 369                 pmic_data->vaux2 = &omap4_vaux2_idata;
 370
 371         if (regulators_flags & TWL_COMMON_REGULATOR_VAUX3 && !pmic_data->vaux3)
 372                 pmic_data->vaux3 = &omap4_vaux3_idata;
 373
 374         if (regulators_flags & TWL_COMMON_REGULATOR_VMMC && !pmic_data->vmmc)
 375                 pmic_data->vmmc = &omap4_vmmc_idata;
 376
 377         if (regulators_flags & TWL_COMMON_REGULATOR_VPP && !pmic_data->vpp)
 378                 pmic_data->vpp = &omap4_vpp_idata;
 379
 380         if (regulators_flags & TWL_COMMON_REGULATOR_VANA && !pmic_data->vana)
 381                 pmic_data->vana = &omap4_vana_idata;
 382
 383         if (regulators_flags & TWL_COMMON_REGULATOR_VCXIO && !pmic_data->vcxio)
 384                 pmic_data->vcxio = &omap4_vcxio_idata;
 385
 386         if (regulators_flags & TWL_COMMON_REGULATOR_VUSB && !pmic_data->vusb)
 387                 pmic_data->vusb = &omap4_vusb_idata;
 388
 389         if (regulators_flags & TWL_COMMON_REGULATOR_CLK32KG &&
 390             !pmic_data->clk32kg)
 391                 pmic_data->clk32kg = &omap4_clk32kg_idata;
 392 }
 393 #endif /* CONFIG_ARCH_OMAP4 */