include/linux/mfd/axp20x.h

   1 /*
   2  * Functions and registers to access AXP20X power management chip.
   3  *
   4  * Copyright (C) 2013, Carlo Caione <carlo@caione.org>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #ifndef __LINUX_MFD_AXP20X_H
  12 #define __LINUX_MFD_AXP20X_H
  13
  14 #include <linux/regmap.h>
  15
  16 enum {
  17         AXP152_ID = 0,
  18         AXP202_ID,
  19         AXP209_ID,
  20         AXP221_ID,
  21         AXP288_ID,
  22         NR_AXP20X_VARIANTS,
  23 };
  24
  25 #define AXP20X_DATACACHE(m)             (0x04 + (m))
  26
  27 /* Power supply */
  28 #define AXP152_PWR_OP_MODE              0x01
  29 #define AXP152_LDO3456_DC1234_CTRL      0x12
  30 #define AXP152_ALDO_OP_MODE             0x13
  31 #define AXP152_LDO0_CTRL                0x15
  32 #define AXP152_DCDC2_V_OUT              0x23
  33 #define AXP152_DCDC2_V_SCAL             0x25
  34 #define AXP152_DCDC1_V_OUT              0x26
  35 #define AXP152_DCDC3_V_OUT              0x27
  36 #define AXP152_ALDO12_V_OUT             0x28
  37 #define AXP152_DLDO1_V_OUT              0x29
  38 #define AXP152_DLDO2_V_OUT              0x2a
  39 #define AXP152_DCDC4_V_OUT              0x2b
  40 #define AXP152_V_OFF                    0x31
  41 #define AXP152_OFF_CTRL                 0x32
  42 #define AXP152_PEK_KEY                  0x36
  43 #define AXP152_DCDC_FREQ                0x37
  44 #define AXP152_DCDC_MODE                0x80
  45
  46 #define AXP20X_PWR_INPUT_STATUS         0x00
  47 #define AXP20X_PWR_OP_MODE              0x01
  48 #define AXP20X_USB_OTG_STATUS           0x02
  49 #define AXP20X_PWR_OUT_CTRL             0x12
  50 #define AXP20X_DCDC2_V_OUT              0x23
  51 #define AXP20X_DCDC2_LDO3_V_SCAL        0x25
  52 #define AXP20X_DCDC3_V_OUT              0x27
  53 #define AXP20X_LDO24_V_OUT              0x28
  54 #define AXP20X_LDO3_V_OUT               0x29
  55 #define AXP20X_VBUS_IPSOUT_MGMT         0x30
  56 #define AXP20X_V_OFF                    0x31
  57 #define AXP20X_OFF_CTRL                 0x32
  58 #define AXP20X_CHRG_CTRL1               0x33
  59 #define AXP20X_CHRG_CTRL2               0x34
  60 #define AXP20X_CHRG_BAK_CTRL            0x35
  61 #define AXP20X_PEK_KEY                  0x36
  62 #define AXP20X_DCDC_FREQ                0x37
  63 #define AXP20X_V_LTF_CHRG               0x38
  64 #define AXP20X_V_HTF_CHRG               0x39
  65 #define AXP20X_APS_WARN_L1              0x3a
  66 #define AXP20X_APS_WARN_L2              0x3b
  67 #define AXP20X_V_LTF_DISCHRG            0x3c
  68 #define AXP20X_V_HTF_DISCHRG            0x3d
  69
  70 #define AXP22X_PWR_OUT_CTRL1            0x10
  71 #define AXP22X_PWR_OUT_CTRL2            0x12
  72 #define AXP22X_PWR_OUT_CTRL3            0x13
  73 #define AXP22X_DLDO1_V_OUT              0x15
  74 #define AXP22X_DLDO2_V_OUT              0x16
  75 #define AXP22X_DLDO3_V_OUT              0x17
  76 #define AXP22X_DLDO4_V_OUT              0x18
  77 #define AXP22X_ELDO1_V_OUT              0x19
  78 #define AXP22X_ELDO2_V_OUT              0x1a
  79 #define AXP22X_ELDO3_V_OUT              0x1b
  80 #define AXP22X_DC5LDO_V_OUT             0x1c
  81 #define AXP22X_DCDC1_V_OUT              0x21
  82 #define AXP22X_DCDC2_V_OUT              0x22
  83 #define AXP22X_DCDC3_V_OUT              0x23
  84 #define AXP22X_DCDC4_V_OUT              0x24
  85 #define AXP22X_DCDC5_V_OUT              0x25
  86 #define AXP22X_DCDC23_V_RAMP_CTRL       0x27
  87 #define AXP22X_ALDO1_V_OUT              0x28
  88 #define AXP22X_ALDO2_V_OUT              0x29
  89 #define AXP22X_ALDO3_V_OUT              0x2a
  90 #define AXP22X_CHRG_CTRL3               0x35
  91
  92 /* Interrupt */
  93 #define AXP152_IRQ1_EN                  0x40
  94 #define AXP152_IRQ2_EN                  0x41
  95 #define AXP152_IRQ3_EN                  0x42
  96 #define AXP152_IRQ1_STATE               0x48
  97 #define AXP152_IRQ2_STATE               0x49
  98 #define AXP152_IRQ3_STATE               0x4a
  99
 100 #define AXP20X_IRQ1_EN                  0x40
 101 #define AXP20X_IRQ2_EN                  0x41
 102 #define AXP20X_IRQ3_EN                  0x42
 103 #define AXP20X_IRQ4_EN                  0x43
 104 #define AXP20X_IRQ5_EN                  0x44
 105 #define AXP20X_IRQ6_EN                  0x45
 106 #define AXP20X_IRQ1_STATE               0x48
 107 #define AXP20X_IRQ2_STATE               0x49
 108 #define AXP20X_IRQ3_STATE               0x4a
 109 #define AXP20X_IRQ4_STATE               0x4b
 110 #define AXP20X_IRQ5_STATE               0x4c
 111 #define AXP20X_IRQ6_STATE               0x4d
 112
 113 /* ADC */
 114 #define AXP20X_ACIN_V_ADC_H             0x56
 115 #define AXP20X_ACIN_V_ADC_L             0x57
 116 #define AXP20X_ACIN_I_ADC_H             0x58
 117 #define AXP20X_ACIN_I_ADC_L             0x59
 118 #define AXP20X_VBUS_V_ADC_H             0x5a
 119 #define AXP20X_VBUS_V_ADC_L             0x5b
 120 #define AXP20X_VBUS_I_ADC_H             0x5c
 121 #define AXP20X_VBUS_I_ADC_L             0x5d
 122 #define AXP20X_TEMP_ADC_H               0x5e
 123 #define AXP20X_TEMP_ADC_L               0x5f
 124 #define AXP20X_TS_IN_H                  0x62
 125 #define AXP20X_TS_IN_L                  0x63
 126 #define AXP20X_GPIO0_V_ADC_H            0x64
 127 #define AXP20X_GPIO0_V_ADC_L            0x65
 128 #define AXP20X_GPIO1_V_ADC_H            0x66
 129 #define AXP20X_GPIO1_V_ADC_L            0x67
 130 #define AXP20X_PWR_BATT_H               0x70
 131 #define AXP20X_PWR_BATT_M               0x71
 132 #define AXP20X_PWR_BATT_L               0x72
 133 #define AXP20X_BATT_V_H                 0x78
 134 #define AXP20X_BATT_V_L                 0x79
 135 #define AXP20X_BATT_CHRG_I_H            0x7a
 136 #define AXP20X_BATT_CHRG_I_L            0x7b
 137 #define AXP20X_BATT_DISCHRG_I_H         0x7c
 138 #define AXP20X_BATT_DISCHRG_I_L         0x7d
 139 #define AXP20X_IPSOUT_V_HIGH_H          0x7e
 140 #define AXP20X_IPSOUT_V_HIGH_L          0x7f
 141
 142 /* Power supply */
 143 #define AXP20X_DCDC_MODE                0x80
 144 #define AXP20X_ADC_EN1                  0x82
 145 #define AXP20X_ADC_EN2                  0x83
 146 #define AXP20X_ADC_RATE                 0x84
 147 #define AXP20X_GPIO10_IN_RANGE          0x85
 148 #define AXP20X_GPIO1_ADC_IRQ_RIS        0x86
 149 #define AXP20X_GPIO1_ADC_IRQ_FAL        0x87
 150 #define AXP20X_TIMER_CTRL               0x8a
 151 #define AXP20X_VBUS_MON                 0x8b
 152 #define AXP20X_OVER_TMP                 0x8f
 153
 154 #define AXP22X_PWREN_CTRL1              0x8c
 155 #define AXP22X_PWREN_CTRL2              0x8d
 156
 157 /* GPIO */
 158 #define AXP152_GPIO0_CTRL               0x90
 159 #define AXP152_GPIO1_CTRL               0x91
 160 #define AXP152_GPIO2_CTRL               0x92
 161 #define AXP152_GPIO3_CTRL               0x93
 162 #define AXP152_LDOGPIO2_V_OUT           0x96
 163 #define AXP152_GPIO_INPUT               0x97
 164 #define AXP152_PWM0_FREQ_X              0x98
 165 #define AXP152_PWM0_FREQ_Y              0x99
 166 #define AXP152_PWM0_DUTY_CYCLE          0x9a
 167 #define AXP152_PWM1_FREQ_X              0x9b
 168 #define AXP152_PWM1_FREQ_Y              0x9c
 169 #define AXP152_PWM1_DUTY_CYCLE          0x9d
 170
 171 #define AXP20X_GPIO0_CTRL               0x90
 172 #define AXP20X_LDO5_V_OUT               0x91
 173 #define AXP20X_GPIO1_CTRL               0x92
 174 #define AXP20X_GPIO2_CTRL               0x93
 175 #define AXP20X_GPIO20_SS                0x94
 176 #define AXP20X_GPIO3_CTRL               0x95
 177
 178 #define AXP22X_LDO_IO0_V_OUT            0x91
 179 #define AXP22X_LDO_IO1_V_OUT            0x93
 180 #define AXP22X_GPIO_STATE               0x94
 181 #define AXP22X_GPIO_PULL_DOWN           0x95
 182
 183 /* Battery */
 184 #define AXP20X_CHRG_CC_31_24            0xb0
 185 #define AXP20X_CHRG_CC_23_16            0xb1
 186 #define AXP20X_CHRG_CC_15_8             0xb2
 187 #define AXP20X_CHRG_CC_7_0              0xb3
 188 #define AXP20X_DISCHRG_CC_31_24         0xb4
 189 #define AXP20X_DISCHRG_CC_23_16         0xb5
 190 #define AXP20X_DISCHRG_CC_15_8          0xb6
 191 #define AXP20X_DISCHRG_CC_7_0           0xb7
 192 #define AXP20X_CC_CTRL                  0xb8
 193 #define AXP20X_FG_RES                   0xb9
 194
 195 /* OCV */
 196 #define AXP20X_RDC_H                    0xba
 197 #define AXP20X_RDC_L                    0xbb
 198 #define AXP20X_OCV(m)                   (0xc0 + (m))
 199 #define AXP20X_OCV_MAX                  0xf
 200
 201 /* AXP22X specific registers */
 202 #define AXP22X_BATLOW_THRES1            0xe6
 203
 204 /* AXP288 specific registers */
 205 #define AXP288_PMIC_ADC_H               0x56
 206 #define AXP288_PMIC_ADC_L               0x57
 207 #define AXP288_ADC_TS_PIN_CTRL          0x84
 208 #define AXP288_PMIC_ADC_EN              0x84
 209
 210 /* Fuel Gauge */
 211 #define AXP288_FG_RDC1_REG          0xba
 212 #define AXP288_FG_RDC0_REG          0xbb
 213 #define AXP288_FG_OCVH_REG          0xbc
 214 #define AXP288_FG_OCVL_REG          0xbd
 215 #define AXP288_FG_OCV_CURVE_REG     0xc0
 216 #define AXP288_FG_DES_CAP1_REG      0xe0
 217 #define AXP288_FG_DES_CAP0_REG      0xe1
 218 #define AXP288_FG_CC_MTR1_REG       0xe2
 219 #define AXP288_FG_CC_MTR0_REG       0xe3
 220 #define AXP288_FG_OCV_CAP_REG       0xe4
 221 #define AXP288_FG_CC_CAP_REG        0xe5
 222 #define AXP288_FG_LOW_CAP_REG       0xe6
 223 #define AXP288_FG_TUNE0             0xe8
 224 #define AXP288_FG_TUNE1             0xe9
 225 #define AXP288_FG_TUNE2             0xea
 226 #define AXP288_FG_TUNE3             0xeb
 227 #define AXP288_FG_TUNE4             0xec
 228 #define AXP288_FG_TUNE5             0xed
 229
 230 /* Regulators IDs */
 231 enum {
 232         AXP20X_LDO1 = 0,
 233         AXP20X_LDO2,
 234         AXP20X_LDO3,
 235         AXP20X_LDO4,
 236         AXP20X_LDO5,
 237         AXP20X_DCDC2,
 238         AXP20X_DCDC3,
 239         AXP20X_REG_ID_MAX,
 240 };
 241
 242 enum {
 243         AXP22X_DCDC1 = 0,
 244         AXP22X_DCDC2,
 245         AXP22X_DCDC3,
 246         AXP22X_DCDC4,
 247         AXP22X_DCDC5,
 248         AXP22X_DC1SW,
 249         AXP22X_DC5LDO,
 250         AXP22X_ALDO1,
 251         AXP22X_ALDO2,
 252         AXP22X_ALDO3,
 253         AXP22X_ELDO1,
 254         AXP22X_ELDO2,
 255         AXP22X_ELDO3,
 256         AXP22X_DLDO1,
 257         AXP22X_DLDO2,
 258         AXP22X_DLDO3,
 259         AXP22X_DLDO4,
 260         AXP22X_RTC_LDO,
 261         AXP22X_LDO_IO0,
 262         AXP22X_LDO_IO1,
 263         AXP22X_REG_ID_MAX,
 264 };
 265
 266 /* IRQs */
 267 enum {
 268         AXP152_IRQ_LDO0IN_CONNECT = 1,
 269         AXP152_IRQ_LDO0IN_REMOVAL,
 270         AXP152_IRQ_ALDO0IN_CONNECT,
 271         AXP152_IRQ_ALDO0IN_REMOVAL,
 272         AXP152_IRQ_DCDC1_V_LOW,
 273         AXP152_IRQ_DCDC2_V_LOW,
 274         AXP152_IRQ_DCDC3_V_LOW,
 275         AXP152_IRQ_DCDC4_V_LOW,
 276         AXP152_IRQ_PEK_SHORT,
 277         AXP152_IRQ_PEK_LONG,
 278         AXP152_IRQ_TIMER,
 279         AXP152_IRQ_PEK_RIS_EDGE,
 280         AXP152_IRQ_PEK_FAL_EDGE,
 281         AXP152_IRQ_GPIO3_INPUT,
 282         AXP152_IRQ_GPIO2_INPUT,
 283         AXP152_IRQ_GPIO1_INPUT,
 284         AXP152_IRQ_GPIO0_INPUT,
 285 };
 286
 287 enum {
 288         AXP20X_IRQ_ACIN_OVER_V = 1,
 289         AXP20X_IRQ_ACIN_PLUGIN,
 290         AXP20X_IRQ_ACIN_REMOVAL,
 291         AXP20X_IRQ_VBUS_OVER_V,
 292         AXP20X_IRQ_VBUS_PLUGIN,
 293         AXP20X_IRQ_VBUS_REMOVAL,
 294         AXP20X_IRQ_VBUS_V_LOW,
 295         AXP20X_IRQ_BATT_PLUGIN,
 296         AXP20X_IRQ_BATT_REMOVAL,
 297         AXP20X_IRQ_BATT_ENT_ACT_MODE,
 298         AXP20X_IRQ_BATT_EXIT_ACT_MODE,
 299         AXP20X_IRQ_CHARG,
 300         AXP20X_IRQ_CHARG_DONE,
 301         AXP20X_IRQ_BATT_TEMP_HIGH,
 302         AXP20X_IRQ_BATT_TEMP_LOW,
 303         AXP20X_IRQ_DIE_TEMP_HIGH,
 304         AXP20X_IRQ_CHARG_I_LOW,
 305         AXP20X_IRQ_DCDC1_V_LONG,
 306         AXP20X_IRQ_DCDC2_V_LONG,
 307         AXP20X_IRQ_DCDC3_V_LONG,
 308         AXP20X_IRQ_PEK_SHORT = 22,
 309         AXP20X_IRQ_PEK_LONG,
 310         AXP20X_IRQ_N_OE_PWR_ON,
 311         AXP20X_IRQ_N_OE_PWR_OFF,
 312         AXP20X_IRQ_VBUS_VALID,
 313         AXP20X_IRQ_VBUS_NOT_VALID,
 314         AXP20X_IRQ_VBUS_SESS_VALID,
 315         AXP20X_IRQ_VBUS_SESS_END,
 316         AXP20X_IRQ_LOW_PWR_LVL1,
 317         AXP20X_IRQ_LOW_PWR_LVL2,
 318         AXP20X_IRQ_TIMER,
 319         AXP20X_IRQ_PEK_RIS_EDGE,
 320         AXP20X_IRQ_PEK_FAL_EDGE,
 321         AXP20X_IRQ_GPIO3_INPUT,
 322         AXP20X_IRQ_GPIO2_INPUT,
 323         AXP20X_IRQ_GPIO1_INPUT,
 324         AXP20X_IRQ_GPIO0_INPUT,
 325 };
 326
 327 enum axp22x_irqs {
 328         AXP22X_IRQ_ACIN_OVER_V = 1,
 329         AXP22X_IRQ_ACIN_PLUGIN,
 330         AXP22X_IRQ_ACIN_REMOVAL,
 331         AXP22X_IRQ_VBUS_OVER_V,
 332         AXP22X_IRQ_VBUS_PLUGIN,
 333         AXP22X_IRQ_VBUS_REMOVAL,
 334         AXP22X_IRQ_VBUS_V_LOW,
 335         AXP22X_IRQ_BATT_PLUGIN,
 336         AXP22X_IRQ_BATT_REMOVAL,
 337         AXP22X_IRQ_BATT_ENT_ACT_MODE,
 338         AXP22X_IRQ_BATT_EXIT_ACT_MODE,
 339         AXP22X_IRQ_CHARG,
 340         AXP22X_IRQ_CHARG_DONE,
 341         AXP22X_IRQ_BATT_TEMP_HIGH,
 342         AXP22X_IRQ_BATT_TEMP_LOW,
 343         AXP22X_IRQ_DIE_TEMP_HIGH,
 344         AXP22X_IRQ_PEK_SHORT,
 345         AXP22X_IRQ_PEK_LONG,
 346         AXP22X_IRQ_LOW_PWR_LVL1,
 347         AXP22X_IRQ_LOW_PWR_LVL2,
 348         AXP22X_IRQ_TIMER,
 349         AXP22X_IRQ_PEK_RIS_EDGE,
 350         AXP22X_IRQ_PEK_FAL_EDGE,
 351         AXP22X_IRQ_GPIO1_INPUT,
 352         AXP22X_IRQ_GPIO0_INPUT,
 353 };
 354
 355 enum axp288_irqs {
 356         AXP288_IRQ_VBUS_FALL     = 2,
 357         AXP288_IRQ_VBUS_RISE,
 358         AXP288_IRQ_OV,
 359         AXP288_IRQ_FALLING_ALT,
 360         AXP288_IRQ_RISING_ALT,
 361         AXP288_IRQ_OV_ALT,
 362         AXP288_IRQ_DONE          = 10,
 363         AXP288_IRQ_CHARGING,
 364         AXP288_IRQ_SAFE_QUIT,
 365         AXP288_IRQ_SAFE_ENTER,
 366         AXP288_IRQ_ABSENT,
 367         AXP288_IRQ_APPEND,
 368         AXP288_IRQ_QWBTU,
 369         AXP288_IRQ_WBTU,
 370         AXP288_IRQ_QWBTO,
 371         AXP288_IRQ_WBTO,
 372         AXP288_IRQ_QCBTU,
 373         AXP288_IRQ_CBTU,
 374         AXP288_IRQ_QCBTO,
 375         AXP288_IRQ_CBTO,
 376         AXP288_IRQ_WL2,
 377         AXP288_IRQ_WL1,
 378         AXP288_IRQ_GPADC,
 379         AXP288_IRQ_OT            = 31,
 380         AXP288_IRQ_GPIO0,
 381         AXP288_IRQ_GPIO1,
 382         AXP288_IRQ_POKO,
 383         AXP288_IRQ_POKL,
 384         AXP288_IRQ_POKS,
 385         AXP288_IRQ_POKN,
 386         AXP288_IRQ_POKP,
 387         AXP288_IRQ_TIMER,
 388         AXP288_IRQ_MV_CHNG,
 389         AXP288_IRQ_BC_USB_CHNG,
 390 };
 391
 392 #define AXP288_TS_ADC_H         0x58
 393 #define AXP288_TS_ADC_L         0x59
 394 #define AXP288_GP_ADC_H         0x5a
 395 #define AXP288_GP_ADC_L         0x5b
 396
 397 struct axp20x_dev {
 398         struct device                   *dev;
 399         struct i2c_client               *i2c_client;
 400         struct regmap                   *regmap;
 401         struct regmap_irq_chip_data     *regmap_irqc;
 402         long                            variant;
 403         int                             nr_cells;
 404         struct mfd_cell                 *cells;
 405         const struct regmap_config      *regmap_cfg;
 406         const struct regmap_irq_chip    *regmap_irq_chip;
 407 };
 408
 409 #define BATTID_LEN                              64
 410 #define OCV_CURVE_SIZE                  32
 411 #define MAX_THERM_CURVE_SIZE    25
 412 #define PD_DEF_MIN_TEMP                 0
 413 #define PD_DEF_MAX_TEMP                 55
 414
 415 struct axp20x_fg_pdata {
 416         char battid[BATTID_LEN + 1];
 417         int design_cap;
 418         int min_volt;
 419         int max_volt;
 420         int max_temp;
 421         int min_temp;
 422         int cap1;
 423         int cap0;
 424         int rdc1;
 425         int rdc0;
 426         int ocv_curve[OCV_CURVE_SIZE];
 427         int tcsz;
 428         int thermistor_curve[MAX_THERM_CURVE_SIZE][2];
 429 };
 430
 431 struct axp20x_chrg_pdata {
 432         int max_cc;
 433         int max_cv;
 434         int def_cc;
 435         int def_cv;
 436 };
 437
 438 struct axp288_extcon_pdata {
 439         /* GPIO pin control to switch D+/D- lines b/w PMIC and SOC */
 440         struct gpio_desc *gpio_mux_cntl;
 441 };
 442
 443 /* generic helper function for reading 9-16 bit wide regs */
 444 static inline int axp20x_read_variable_width(struct regmap *regmap,
 445         unsigned int reg, unsigned int width)
 446 {
 447         unsigned int reg_val, result;
 448         int err;
 449
 450         err = regmap_read(regmap, reg, &reg_val);
 451         if (err)
 452                 return err;
 453
 454         result = reg_val << (width - 8);
 455
 456         err = regmap_read(regmap, reg + 1, &reg_val);
 457         if (err)
 458                 return err;
 459
 460         result |= reg_val;
 461
 462         return result;
 463 }
 464
 465 #endif /* __LINUX_MFD_AXP20X_H */