include/linux/mfd/tps65218.h

   1 /*
   2  * linux/mfd/tps65218.h
   3  *
   4  * Functions to access TPS65219 power management chip.
   5  *
   6  * Copyright (C) 2014 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 version 2 as
  10  * published by the Free Software Foundation.
  11  *
  12  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
  13  * kind, whether expressed or implied; without even the implied warranty
  14  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License version 2 for more details.
  16  */
  17
  18 #ifndef __LINUX_MFD_TPS65218_H
  19 #define __LINUX_MFD_TPS65218_H
  20
  21 #include <linux/i2c.h>
  22 #include <linux/regulator/driver.h>
  23 #include <linux/regulator/machine.h>
  24 #include <linux/bitops.h>
  25
  26 /* TPS chip id list */
  27 #define TPS65218                        0xF0
  28
  29 /* I2C ID for TPS65218 part */
  30 #define TPS65218_I2C_ID                 0x24
  31
  32 /* All register addresses */
  33 #define TPS65218_REG_CHIPID             0x00
  34 #define TPS65218_REG_INT1               0x01
  35 #define TPS65218_REG_INT2               0x02
  36 #define TPS65218_REG_INT_MASK1          0x03
  37 #define TPS65218_REG_INT_MASK2          0x04
  38 #define TPS65218_REG_STATUS             0x05
  39 #define TPS65218_REG_CONTROL            0x06
  40 #define TPS65218_REG_FLAG               0x07
  41
  42 #define TPS65218_REG_PASSWORD           0x10
  43 #define TPS65218_REG_ENABLE1            0x11
  44 #define TPS65218_REG_ENABLE2            0x12
  45 #define TPS65218_REG_CONFIG1            0x13
  46 #define TPS65218_REG_CONFIG2            0x14
  47 #define TPS65218_REG_CONFIG3            0x15
  48 #define TPS65218_REG_CONTROL_DCDC1      0x16
  49 #define TPS65218_REG_CONTROL_DCDC2      0x17
  50 #define TPS65218_REG_CONTROL_DCDC3      0x18
  51 #define TPS65218_REG_CONTROL_DCDC4      0x19
  52 #define TPS65218_REG_CONTRL_SLEW_RATE   0x1A
  53 #define TPS65218_REG_CONTROL_LDO1       0x1B
  54 #define TPS65218_REG_SEQ1               0x20
  55 #define TPS65218_REG_SEQ2               0x21
  56 #define TPS65218_REG_SEQ3               0x22
  57 #define TPS65218_REG_SEQ4               0x23
  58 #define TPS65218_REG_SEQ5               0x24
  59 #define TPS65218_REG_SEQ6               0x25
  60 #define TPS65218_REG_SEQ7               0x26
  61
  62 /* Register field definitions */
  63 #define TPS65218_CHIPID_CHIP_MASK       0xF8
  64 #define TPS65218_CHIPID_REV_MASK        0x07
  65
  66 #define TPS65218_REV_1_0                0x0
  67 #define TPS65218_REV_1_1                0x1
  68 #define TPS65218_REV_2_0                0x2
  69 #define TPS65218_REV_2_1                0x3
  70
  71 #define TPS65218_INT1_VPRG              BIT(5)
  72 #define TPS65218_INT1_AC                BIT(4)
  73 #define TPS65218_INT1_PB                BIT(3)
  74 #define TPS65218_INT1_HOT               BIT(2)
  75 #define TPS65218_INT1_CC_AQC            BIT(1)
  76 #define TPS65218_INT1_PRGC              BIT(0)
  77
  78 #define TPS65218_INT2_LS3_F             BIT(5)
  79 #define TPS65218_INT2_LS2_F             BIT(4)
  80 #define TPS65218_INT2_LS1_F             BIT(3)
  81 #define TPS65218_INT2_LS3_I             BIT(2)
  82 #define TPS65218_INT2_LS2_I             BIT(1)
  83 #define TPS65218_INT2_LS1_I             BIT(0)
  84
  85 #define TPS65218_INT_MASK1_VPRG         BIT(5)
  86 #define TPS65218_INT_MASK1_AC           BIT(4)
  87 #define TPS65218_INT_MASK1_PB           BIT(3)
  88 #define TPS65218_INT_MASK1_HOT          BIT(2)
  89 #define TPS65218_INT_MASK1_CC_AQC       BIT(1)
  90 #define TPS65218_INT_MASK1_PRGC         BIT(0)
  91
  92 #define TPS65218_INT_MASK2_LS3_F        BIT(5)
  93 #define TPS65218_INT_MASK2_LS2_F        BIT(4)
  94 #define TPS65218_INT_MASK2_LS1_F        BIT(3)
  95 #define TPS65218_INT_MASK2_LS3_I        BIT(2)
  96 #define TPS65218_INT_MASK2_LS2_I        BIT(1)
  97 #define TPS65218_INT_MASK2_LS1_I        BIT(0)
  98
  99 #define TPS65218_STATUS_FSEAL           BIT(7)
 100 #define TPS65218_STATUS_EE              BIT(6)
 101 #define TPS65218_STATUS_AC_STATE        BIT(5)
 102 #define TPS65218_STATUS_PB_STATE        BIT(4)
 103 #define TPS65218_STATUS_STATE_MASK      0xC
 104 #define TPS65218_STATUS_CC_STAT         0x3
 105
 106 #define TPS65218_CONTROL_OFFNPFO        BIT(1)
 107 #define TPS65218_CONTROL_CC_AQ  BIT(0)
 108
 109 #define TPS65218_FLAG_GPO3_FLG          BIT(7)
 110 #define TPS65218_FLAG_GPO2_FLG          BIT(6)
 111 #define TPS65218_FLAG_GPO1_FLG          BIT(5)
 112 #define TPS65218_FLAG_LDO1_FLG          BIT(4)
 113 #define TPS65218_FLAG_DC4_FLG           BIT(3)
 114 #define TPS65218_FLAG_DC3_FLG           BIT(2)
 115 #define TPS65218_FLAG_DC2_FLG           BIT(1)
 116 #define TPS65218_FLAG_DC1_FLG           BIT(0)
 117
 118 #define TPS65218_ENABLE1_DC6_EN         BIT(5)
 119 #define TPS65218_ENABLE1_DC5_EN         BIT(4)
 120 #define TPS65218_ENABLE1_DC4_EN         BIT(3)
 121 #define TPS65218_ENABLE1_DC3_EN         BIT(2)
 122 #define TPS65218_ENABLE1_DC2_EN         BIT(1)
 123 #define TPS65218_ENABLE1_DC1_EN         BIT(0)
 124
 125 #define TPS65218_ENABLE2_GPIO3          BIT(6)
 126 #define TPS65218_ENABLE2_GPIO2          BIT(5)
 127 #define TPS65218_ENABLE2_GPIO1          BIT(4)
 128 #define TPS65218_ENABLE2_LS3_EN         BIT(3)
 129 #define TPS65218_ENABLE2_LS2_EN         BIT(2)
 130 #define TPS65218_ENABLE2_LS1_EN         BIT(1)
 131 #define TPS65218_ENABLE2_LDO1_EN        BIT(0)
 132
 133
 134 #define TPS65218_CONFIG1_TRST           BIT(7)
 135 #define TPS65218_CONFIG1_GPO2_BUF       BIT(6)
 136 #define TPS65218_CONFIG1_IO1_SEL        BIT(5)
 137 #define TPS65218_CONFIG1_PGDLY_MASK     0x18
 138 #define TPS65218_CONFIG1_STRICT         BIT(2)
 139 #define TPS65218_CONFIG1_UVLO_MASK      0x3
 140
 141 #define TPS65218_CONFIG2_DC12_RST       BIT(7)
 142 #define TPS65218_CONFIG2_UVLOHYS        BIT(6)
 143 #define TPS65218_CONFIG2_LS3ILIM_MASK   0xC
 144 #define TPS65218_CONFIG2_LS2ILIM_MASK   0x3
 145
 146 #define TPS65218_CONFIG3_LS3NPFO        BIT(5)
 147 #define TPS65218_CONFIG3_LS2NPFO        BIT(4)
 148 #define TPS65218_CONFIG3_LS1NPFO        BIT(3)
 149 #define TPS65218_CONFIG3_LS3DCHRG       BIT(2)
 150 #define TPS65218_CONFIG3_LS2DCHRG       BIT(1)
 151 #define TPS65218_CONFIG3_LS1DCHRG       BIT(0)
 152
 153 #define TPS65218_CONTROL_DCDC1_PFM      BIT(7)
 154 #define TPS65218_CONTROL_DCDC1_MASK     0x7F
 155
 156 #define TPS65218_CONTROL_DCDC2_PFM      BIT(7)
 157 #define TPS65218_CONTROL_DCDC2_MASK     0x3F
 158
 159 #define TPS65218_CONTROL_DCDC3_PFM      BIT(7)
 160 #define TPS65218_CONTROL_DCDC3_MASK     0x3F
 161
 162 #define TPS65218_CONTROL_DCDC4_PFM      BIT(7)
 163 #define TPS65218_CONTROL_DCDC4_MASK     0x3F
 164
 165 #define TPS65218_SLEW_RATE_GO           BIT(7)
 166 #define TPS65218_SLEW_RATE_GODSBL       BIT(6)
 167 #define TPS65218_SLEW_RATE_SLEW_MASK    0x7
 168
 169 #define TPS65218_CONTROL_LDO1_MASK      0x3F
 170
 171 #define TPS65218_SEQ1_DLY8              BIT(7)
 172 #define TPS65218_SEQ1_DLY7              BIT(6)
 173 #define TPS65218_SEQ1_DLY6              BIT(5)
 174 #define TPS65218_SEQ1_DLY5              BIT(4)
 175 #define TPS65218_SEQ1_DLY4              BIT(3)
 176 #define TPS65218_SEQ1_DLY3              BIT(2)
 177 #define TPS65218_SEQ1_DLY2              BIT(1)
 178 #define TPS65218_SEQ1_DLY1              BIT(0)
 179
 180 #define TPS65218_SEQ2_DLYFCTR           BIT(7)
 181 #define TPS65218_SEQ2_DLY9              BIT(0)
 182
 183 #define TPS65218_SEQ3_DC2_SEQ_MASK      0xF0
 184 #define TPS65218_SEQ3_DC1_SEQ_MASK      0xF
 185
 186 #define TPS65218_SEQ4_DC4_SEQ_MASK      0xF0
 187 #define TPS65218_SEQ4_DC3_SEQ_MASK      0xF
 188
 189 #define TPS65218_SEQ5_DC6_SEQ_MASK      0xF0
 190 #define TPS65218_SEQ5_DC5_SEQ_MASK      0xF
 191
 192 #define TPS65218_SEQ6_LS1_SEQ_MASK      0xF0
 193 #define TPS65218_SEQ6_LDO1_SEQ_MASK     0xF
 194
 195 #define TPS65218_SEQ7_GPO3_SEQ_MASK     0xF0
 196 #define TPS65218_SEQ7_GPO1_SEQ_MASK     0xF
 197 #define TPS65218_PROTECT_NONE           0
 198 #define TPS65218_PROTECT_L1             1
 199
 200 enum tps65218_regulator_id {
 201         /* DCDC's */
 202         TPS65218_DCDC_1,
 203         TPS65218_DCDC_2,
 204         TPS65218_DCDC_3,
 205         TPS65218_DCDC_4,
 206         TPS65218_DCDC_5,
 207         TPS65218_DCDC_6,
 208         /* LS's */
 209         TPS65218_LS_3,
 210         /* LDOs */
 211         TPS65218_LDO_1,
 212 };
 213
 214 #define TPS65218_MAX_REG_ID             TPS65218_LDO_1
 215
 216 /* Number of step-down converters available */
 217 #define TPS65218_NUM_DCDC               6
 218 /* Number of LDO voltage regulators available */
 219 #define TPS65218_NUM_LDO                1
 220 /* Number of total LS current regulators available */
 221 #define TPS65218_NUM_LS                 1
 222 /* Number of total regulators available */
 223 #define TPS65218_NUM_REGULATOR          (TPS65218_NUM_DCDC + TPS65218_NUM_LDO \
 224                                          + TPS65218_NUM_LS)
 225
 226 /* Define the TPS65218 IRQ numbers */
 227 enum tps65218_irqs {
 228         /* INT1 registers */
 229         TPS65218_PRGC_IRQ,
 230         TPS65218_CC_AQC_IRQ,
 231         TPS65218_HOT_IRQ,
 232         TPS65218_PB_IRQ,
 233         TPS65218_AC_IRQ,
 234         TPS65218_VPRG_IRQ,
 235         TPS65218_INVALID1_IRQ,
 236         TPS65218_INVALID2_IRQ,
 237         /* INT2 registers */
 238         TPS65218_LS1_I_IRQ,
 239         TPS65218_LS2_I_IRQ,
 240         TPS65218_LS3_I_IRQ,
 241         TPS65218_LS1_F_IRQ,
 242         TPS65218_LS2_F_IRQ,
 243         TPS65218_LS3_F_IRQ,
 244         TPS65218_INVALID3_IRQ,
 245         TPS65218_INVALID4_IRQ,
 246 };
 247
 248 /**
 249  * struct tps65218 - tps65218 sub-driver chip access routines
 250  *
 251  * Device data may be used to access the TPS65218 chip
 252  */
 253
 254 struct tps65218 {
 255         struct device *dev;
 256         unsigned int id;
 257         u8 rev;
 258
 259         struct mutex tps_lock;          /* lock guarding the data structure */
 260         /* IRQ Data */
 261         int irq;
 262         u32 irq_mask;
 263         struct regmap_irq_chip_data *irq_data;
 264         struct regulator_desc desc[TPS65218_NUM_REGULATOR];
 265         struct regmap *regmap;
 266         u8 *strobes;
 267 };
 268
 269 int tps65218_reg_write(struct tps65218 *tps, unsigned int reg,
 270                         unsigned int val, unsigned int level);
 271 int tps65218_set_bits(struct tps65218 *tps, unsigned int reg,
 272                 unsigned int mask, unsigned int val, unsigned int level);
 273 int tps65218_clear_bits(struct tps65218 *tps, unsigned int reg,
 274                 unsigned int mask, unsigned int level);
 275
 276 #endif /*  __LINUX_MFD_TPS65218_H */