include/linux/mfd/tps65217.h

   1 /*
   2  * linux/mfd/tps65217.h
   3  *
   4  * Functions to access TPS65217 power management chip.
   5  *
   6  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation version 2.
  11  *
  12  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
  13  * kind, whether express or implied; without even the implied warranty
  14  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  */
  17
  18 #ifndef __LINUX_MFD_TPS65217_H
  19 #define __LINUX_MFD_TPS65217_H
  20
  21 #include <linux/i2c.h>
  22 #include <linux/regulator/driver.h>
  23 #include <linux/regulator/machine.h>
  24
  25 /* TPS chip id list */
  26 #define TPS65217                        0xF0
  27
  28 /* I2C ID for TPS65217 part */
  29 #define TPS65217_I2C_ID                 0x24
  30
  31 /* All register addresses */
  32 #define TPS65217_REG_CHIPID             0X00
  33 #define TPS65217_REG_PPATH              0X01
  34 #define TPS65217_REG_INT                0X02
  35 #define TPS65217_REG_CHGCONFIG0         0X03
  36 #define TPS65217_REG_CHGCONFIG1         0X04
  37 #define TPS65217_REG_CHGCONFIG2         0X05
  38 #define TPS65217_REG_CHGCONFIG3         0X06
  39 #define TPS65217_REG_WLEDCTRL1          0X07
  40 #define TPS65217_REG_WLEDCTRL2          0X08
  41 #define TPS65217_REG_MUXCTRL            0X09
  42 #define TPS65217_REG_STATUS             0X0A
  43 #define TPS65217_REG_PASSWORD           0X0B
  44 #define TPS65217_REG_PGOOD              0X0C
  45 #define TPS65217_REG_DEFPG              0X0D
  46 #define TPS65217_REG_DEFDCDC1           0X0E
  47 #define TPS65217_REG_DEFDCDC2           0X0F
  48 #define TPS65217_REG_DEFDCDC3           0X10
  49 #define TPS65217_REG_DEFSLEW            0X11
  50 #define TPS65217_REG_DEFLDO1            0X12
  51 #define TPS65217_REG_DEFLDO2            0X13
  52 #define TPS65217_REG_DEFLS1             0X14
  53 #define TPS65217_REG_DEFLS2             0X15
  54 #define TPS65217_REG_ENABLE             0X16
  55 #define TPS65217_REG_DEFUVLO            0X18
  56 #define TPS65217_REG_SEQ1               0X19
  57 #define TPS65217_REG_SEQ2               0X1A
  58 #define TPS65217_REG_SEQ3               0X1B
  59 #define TPS65217_REG_SEQ4               0X1C
  60 #define TPS65217_REG_SEQ5               0X1D
  61 #define TPS65217_REG_SEQ6               0X1E
  62
  63 #define TPS65217_REG_MAX                TPS65217_REG_SEQ6
  64
  65 /* Register field definitions */
  66 #define TPS65217_CHIPID_CHIP_MASK       0xF0
  67 #define TPS65217_CHIPID_REV_MASK        0x0F
  68
  69 #define TPS65217_PPATH_ACSINK_ENABLE    BIT(7)
  70 #define TPS65217_PPATH_USBSINK_ENABLE   BIT(6)
  71 #define TPS65217_PPATH_AC_PW_ENABLE     BIT(5)
  72 #define TPS65217_PPATH_USB_PW_ENABLE    BIT(4)
  73 #define TPS65217_PPATH_AC_CURRENT_MASK  0x0C
  74 #define TPS65217_PPATH_USB_CURRENT_MASK 0x03
  75
  76 #define TPS65217_INT_PBM                BIT(6)
  77 #define TPS65217_INT_ACM                BIT(5)
  78 #define TPS65217_INT_USBM               BIT(4)
  79 #define TPS65217_INT_PBI                BIT(2)
  80 #define TPS65217_INT_ACI                BIT(1)
  81 #define TPS65217_INT_USBI               BIT(0)
  82 #define TPS65217_INT_SHIFT              4
  83 #define TPS65217_INT_MASK               (TPS65217_INT_PBM | TPS65217_INT_ACM | \
  84                                         TPS65217_INT_USBM)
  85
  86 #define TPS65217_CHGCONFIG0_TREG        BIT(7)
  87 #define TPS65217_CHGCONFIG0_DPPM        BIT(6)
  88 #define TPS65217_CHGCONFIG0_TSUSP       BIT(5)
  89 #define TPS65217_CHGCONFIG0_TERMI       BIT(4)
  90 #define TPS65217_CHGCONFIG0_ACTIVE      BIT(3)
  91 #define TPS65217_CHGCONFIG0_CHGTOUT     BIT(2)
  92 #define TPS65217_CHGCONFIG0_PCHGTOUT    BIT(1)
  93 #define TPS65217_CHGCONFIG0_BATTEMP     BIT(0)
  94
  95 #define TPS65217_CHGCONFIG1_TMR_MASK    0xC0
  96 #define TPS65217_CHGCONFIG1_TMR_ENABLE  BIT(5)
  97 #define TPS65217_CHGCONFIG1_NTC_TYPE    BIT(4)
  98 #define TPS65217_CHGCONFIG1_RESET       BIT(3)
  99 #define TPS65217_CHGCONFIG1_TERM        BIT(2)
 100 #define TPS65217_CHGCONFIG1_SUSP        BIT(1)
 101 #define TPS65217_CHGCONFIG1_CHG_EN      BIT(0)
 102
 103 #define TPS65217_CHGCONFIG2_DYNTMR      BIT(7)
 104 #define TPS65217_CHGCONFIG2_VPREGHG     BIT(6)
 105 #define TPS65217_CHGCONFIG2_VOREG_MASK  0x30
 106
 107 #define TPS65217_CHGCONFIG3_ICHRG_MASK  0xC0
 108 #define TPS65217_CHGCONFIG3_DPPMTH_MASK 0x30
 109 #define TPS65217_CHGCONFIG2_PCHRGT      BIT(3)
 110 #define TPS65217_CHGCONFIG2_TERMIF      0x06
 111 #define TPS65217_CHGCONFIG2_TRANGE      BIT(0)
 112
 113 #define TPS65217_WLEDCTRL1_ISINK_ENABLE BIT(3)
 114 #define TPS65217_WLEDCTRL1_ISEL         BIT(2)
 115 #define TPS65217_WLEDCTRL1_FDIM_MASK    0x03
 116
 117 #define TPS65217_WLEDCTRL2_DUTY_MASK    0x7F
 118
 119 #define TPS65217_MUXCTRL_MUX_MASK       0x07
 120
 121 #define TPS65217_STATUS_OFF             BIT(7)
 122 #define TPS65217_STATUS_ACPWR           BIT(3)
 123 #define TPS65217_STATUS_USBPWR          BIT(2)
 124 #define TPS65217_STATUS_PB              BIT(0)
 125
 126 #define TPS65217_PASSWORD_REGS_UNLOCK   0x7D
 127
 128 #define TPS65217_PGOOD_LDO3_PG          BIT(6)
 129 #define TPS65217_PGOOD_LDO4_PG          BIT(5)
 130 #define TPS65217_PGOOD_DC1_PG           BIT(4)
 131 #define TPS65217_PGOOD_DC2_PG           BIT(3)
 132 #define TPS65217_PGOOD_DC3_PG           BIT(2)
 133 #define TPS65217_PGOOD_LDO1_PG          BIT(1)
 134 #define TPS65217_PGOOD_LDO2_PG          BIT(0)
 135
 136 #define TPS65217_DEFPG_LDO1PGM          BIT(3)
 137 #define TPS65217_DEFPG_LDO2PGM          BIT(2)
 138 #define TPS65217_DEFPG_PGDLY_MASK       0x03
 139
 140 #define TPS65217_DEFDCDCX_XADJX         BIT(7)
 141 #define TPS65217_DEFDCDCX_DCDC_MASK     0x3F
 142
 143 #define TPS65217_DEFSLEW_GO             BIT(7)
 144 #define TPS65217_DEFSLEW_GODSBL         BIT(6)
 145 #define TPS65217_DEFSLEW_PFM_EN1        BIT(5)
 146 #define TPS65217_DEFSLEW_PFM_EN2        BIT(4)
 147 #define TPS65217_DEFSLEW_PFM_EN3        BIT(3)
 148 #define TPS65217_DEFSLEW_SLEW_MASK      0x07
 149
 150 #define TPS65217_DEFLDO1_LDO1_MASK      0x0F
 151
 152 #define TPS65217_DEFLDO2_TRACK          BIT(6)
 153 #define TPS65217_DEFLDO2_LDO2_MASK      0x3F
 154
 155 #define TPS65217_DEFLDO3_LDO3_EN        BIT(5)
 156 #define TPS65217_DEFLDO3_LDO3_MASK      0x1F
 157
 158 #define TPS65217_DEFLDO4_LDO4_EN        BIT(5)
 159 #define TPS65217_DEFLDO4_LDO4_MASK      0x1F
 160
 161 #define TPS65217_ENABLE_LS1_EN          BIT(6)
 162 #define TPS65217_ENABLE_LS2_EN          BIT(5)
 163 #define TPS65217_ENABLE_DC1_EN          BIT(4)
 164 #define TPS65217_ENABLE_DC2_EN          BIT(3)
 165 #define TPS65217_ENABLE_DC3_EN          BIT(2)
 166 #define TPS65217_ENABLE_LDO1_EN         BIT(1)
 167 #define TPS65217_ENABLE_LDO2_EN         BIT(0)
 168
 169 #define TPS65217_DEFUVLO_UVLOHYS        BIT(2)
 170 #define TPS65217_DEFUVLO_UVLO_MASK      0x03
 171
 172 #define TPS65217_SEQ1_DC1_SEQ_MASK      0xF0
 173 #define TPS65217_SEQ1_DC2_SEQ_MASK      0x0F
 174
 175 #define TPS65217_SEQ2_DC3_SEQ_MASK      0xF0
 176 #define TPS65217_SEQ2_LDO1_SEQ_MASK     0x0F
 177
 178 #define TPS65217_SEQ3_LDO2_SEQ_MASK     0xF0
 179 #define TPS65217_SEQ3_LDO3_SEQ_MASK     0x0F
 180
 181 #define TPS65217_SEQ4_LDO4_SEQ_MASK     0xF0
 182
 183 #define TPS65217_SEQ5_DLY1_MASK         0xC0
 184 #define TPS65217_SEQ5_DLY2_MASK         0x30
 185 #define TPS65217_SEQ5_DLY3_MASK         0x0C
 186 #define TPS65217_SEQ5_DLY4_MASK         0x03
 187
 188 #define TPS65217_SEQ6_DLY5_MASK         0xC0
 189 #define TPS65217_SEQ6_DLY6_MASK         0x30
 190 #define TPS65217_SEQ6_SEQUP             BIT(2)
 191 #define TPS65217_SEQ6_SEQDWN            BIT(1)
 192 #define TPS65217_SEQ6_INSTDWN           BIT(0)
 193
 194 #define TPS65217_MAX_REGISTER           0x1E
 195 #define TPS65217_PROTECT_NONE           0
 196 #define TPS65217_PROTECT_L1             1
 197 #define TPS65217_PROTECT_L2             2
 198
 199
 200 enum tps65217_regulator_id {
 201         /* DCDC's */
 202         TPS65217_DCDC_1,
 203         TPS65217_DCDC_2,
 204         TPS65217_DCDC_3,
 205         /* LDOs */
 206         TPS65217_LDO_1,
 207         TPS65217_LDO_2,
 208         TPS65217_LDO_3,
 209         TPS65217_LDO_4,
 210 };
 211
 212 #define TPS65217_MAX_REG_ID             TPS65217_LDO_4
 213
 214 /* Number of step-down converters available */
 215 #define TPS65217_NUM_DCDC               3
 216 /* Number of LDO voltage regulators available */
 217 #define TPS65217_NUM_LDO                4
 218 /* Number of total regulators available */
 219 #define TPS65217_NUM_REGULATOR          (TPS65217_NUM_DCDC + TPS65217_NUM_LDO)
 220
 221 enum tps65217_bl_isel {
 222         TPS65217_BL_ISET1 = 1,
 223         TPS65217_BL_ISET2,
 224 };
 225
 226 enum tps65217_bl_fdim {
 227         TPS65217_BL_FDIM_100HZ,
 228         TPS65217_BL_FDIM_200HZ,
 229         TPS65217_BL_FDIM_500HZ,
 230         TPS65217_BL_FDIM_1000HZ,
 231 };
 232
 233 struct tps65217_bl_pdata {
 234         enum tps65217_bl_isel isel;
 235         enum tps65217_bl_fdim fdim;
 236         int dft_brightness;
 237 };
 238
 239 /* Interrupt numbers */
 240 #define TPS65217_IRQ_USB                0
 241 #define TPS65217_IRQ_AC                 1
 242 #define TPS65217_IRQ_PB                 2
 243 #define TPS65217_NUM_IRQ                3
 244
 245 /**
 246  * struct tps65217_board - packages regulator init data
 247  * @tps65217_regulator_data: regulator initialization values
 248  *
 249  * Board data may be used to initialize regulator.
 250  */
 251 struct tps65217_board {
 252         struct regulator_init_data *tps65217_init_data[TPS65217_NUM_REGULATOR];
 253         struct device_node *of_node[TPS65217_NUM_REGULATOR];
 254         struct tps65217_bl_pdata *bl_pdata;
 255 };
 256
 257 /**
 258  * struct tps65217 - tps65217 sub-driver chip access routines
 259  *
 260  * Device data may be used to access the TPS65217 chip
 261  */
 262
 263 struct tps65217 {
 264         struct device *dev;
 265         struct tps65217_board *pdata;
 266         unsigned long id;
 267         struct regulator_desc desc[TPS65217_NUM_REGULATOR];
 268         struct regmap *regmap;
 269         u8 *strobes;
 270         struct irq_domain *irq_domain;
 271         struct mutex irq_lock;
 272         u8 irq_mask;
 273         int irq;
 274 };
 275
 276 static inline struct tps65217 *dev_to_tps65217(struct device *dev)
 277 {
 278         return dev_get_drvdata(dev);
 279 }
 280
 281 static inline unsigned long tps65217_chip_id(struct tps65217 *tps65217)
 282 {
 283         return tps65217->id;
 284 }
 285
 286 int tps65217_reg_read(struct tps65217 *tps, unsigned int reg,
 287                                         unsigned int *val);
 288 int tps65217_reg_write(struct tps65217 *tps, unsigned int reg,
 289                         unsigned int val, unsigned int level);
 290 int tps65217_set_bits(struct tps65217 *tps, unsigned int reg,
 291                 unsigned int mask, unsigned int val, unsigned int level);
 292 int tps65217_clear_bits(struct tps65217 *tps, unsigned int reg,
 293                 unsigned int mask, unsigned int level);
 294
 295 #endif /*  __LINUX_MFD_TPS65217_H */