include/power/pfuze100_pmic.h

   1 /*
   2  *  Copyright (C) 2014 Gateworks Corporation
   3  *  Tim Harvey <tharvey@gateworks.com>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #ifndef __PFUZE100_PMIC_H_
   9 #define __PFUZE100_PMIC_H_
  10
  11 /* Device ID */
  12 enum {PFUZE100 = 0x10, PFUZE200 = 0x11, PFUZE3000 = 0x30};
  13
  14 #define PFUZE100_REGULATOR_DRIVER       "pfuze100_regulator"
  15
  16 /* PFUZE100 registers */
  17 enum {
  18         PFUZE100_DEVICEID       = 0x00,
  19         PFUZE100_REVID          = 0x03,
  20         PFUZE100_FABID          = 0x04,
  21
  22         PFUZE100_SW1ABVOL       = 0x20,
  23         PFUZE100_SW1ABSTBY      = 0x21,
  24         PFUZE100_SW1ABOFF       = 0x22,
  25         PFUZE100_SW1ABMODE      = 0x23,
  26         PFUZE100_SW1ABCONF      = 0x24,
  27         PFUZE100_SW1CVOL        = 0x2e,
  28         PFUZE100_SW1CSTBY       = 0x2f,
  29         PFUZE100_SW1COFF        = 0x30,
  30         PFUZE100_SW1CMODE       = 0x31,
  31         PFUZE100_SW1CCONF       = 0x32,
  32         PFUZE100_SW2VOL         = 0x35,
  33         PFUZE100_SW2STBY        = 0x36,
  34         PFUZE100_SW2OFF         = 0x37,
  35         PFUZE100_SW2MODE        = 0x38,
  36         PFUZE100_SW2CONF        = 0x39,
  37         PFUZE100_SW3AVOL        = 0x3c,
  38         PFUZE100_SW3ASTBY       = 0x3D,
  39         PFUZE100_SW3AOFF        = 0x3E,
  40         PFUZE100_SW3AMODE       = 0x3F,
  41         PFUZE100_SW3ACONF       = 0x40,
  42         PFUZE100_SW3BVOL        = 0x43,
  43         PFUZE100_SW3BSTBY       = 0x44,
  44         PFUZE100_SW3BOFF        = 0x45,
  45         PFUZE100_SW3BMODE       = 0x46,
  46         PFUZE100_SW3BCONF       = 0x47,
  47         PFUZE100_SW4VOL         = 0x4a,
  48         PFUZE100_SW4STBY        = 0x4b,
  49         PFUZE100_SW4OFF         = 0x4c,
  50         PFUZE100_SW4MODE        = 0x4d,
  51         PFUZE100_SW4CONF        = 0x4e,
  52         PFUZE100_SWBSTCON1      = 0x66,
  53         PFUZE100_VREFDDRCON     = 0x6a,
  54         PFUZE100_VSNVSVOL       = 0x6b,
  55         PFUZE100_VGEN1VOL       = 0x6c,
  56         PFUZE100_VGEN2VOL       = 0x6d,
  57         PFUZE100_VGEN3VOL       = 0x6e,
  58         PFUZE100_VGEN4VOL       = 0x6f,
  59         PFUZE100_VGEN5VOL       = 0x70,
  60         PFUZE100_VGEN6VOL       = 0x71,
  61
  62         PFUZE100_NUM_OF_REGS    = 0x7f,
  63 };
  64
  65 /* Registor offset based on VOLT register */
  66 #define PFUZE100_VOL_OFFSET     0
  67 #define PFUZE100_STBY_OFFSET    1
  68 #define PFUZE100_OFF_OFFSET     2
  69 #define PFUZE100_MODE_OFFSET    3
  70 #define PFUZE100_CONF_OFFSET    4
  71
  72 /*
  73  * Buck Regulators
  74  */
  75
  76 #define PFUZE100_SW1ABC_SETP(x) ((x - 3000) / 250)
  77
  78 /* SW1A/B/C Output Voltage Configuration */
  79 #define SW1x_0_300V 0
  80 #define SW1x_0_325V 1
  81 #define SW1x_0_350V 2
  82 #define SW1x_0_375V 3
  83 #define SW1x_0_400V 4
  84 #define SW1x_0_425V 5
  85 #define SW1x_0_450V 6
  86 #define SW1x_0_475V 7
  87 #define SW1x_0_500V 8
  88 #define SW1x_0_525V 9
  89 #define SW1x_0_550V 10
  90 #define SW1x_0_575V 11
  91 #define SW1x_0_600V 12
  92 #define SW1x_0_625V 13
  93 #define SW1x_0_650V 14
  94 #define SW1x_0_675V 15
  95 #define SW1x_0_700V 16
  96 #define SW1x_0_725V 17
  97 #define SW1x_0_750V 18
  98 #define SW1x_0_775V 19
  99 #define SW1x_0_800V 20
 100 #define SW1x_0_825V 21
 101 #define SW1x_0_850V 22
 102 #define SW1x_0_875V 23
 103 #define SW1x_0_900V 24
 104 #define SW1x_0_925V 25
 105 #define SW1x_0_950V 26
 106 #define SW1x_0_975V 27
 107 #define SW1x_1_000V 28
 108 #define SW1x_1_025V 29
 109 #define SW1x_1_050V 30
 110 #define SW1x_1_075V 31
 111 #define SW1x_1_100V 32
 112 #define SW1x_1_125V 33
 113 #define SW1x_1_150V 34
 114 #define SW1x_1_175V 35
 115 #define SW1x_1_200V 36
 116 #define SW1x_1_225V 37
 117 #define SW1x_1_250V 38
 118 #define SW1x_1_275V 39
 119 #define SW1x_1_300V 40
 120 #define SW1x_1_325V 41
 121 #define SW1x_1_350V 42
 122 #define SW1x_1_375V 43
 123 #define SW1x_1_400V 44
 124 #define SW1x_1_425V 45
 125 #define SW1x_1_450V 46
 126 #define SW1x_1_475V 47
 127 #define SW1x_1_500V 48
 128 #define SW1x_1_525V 49
 129 #define SW1x_1_550V 50
 130 #define SW1x_1_575V 51
 131 #define SW1x_1_600V 52
 132 #define SW1x_1_625V 53
 133 #define SW1x_1_650V 54
 134 #define SW1x_1_675V 55
 135 #define SW1x_1_700V 56
 136 #define SW1x_1_725V 57
 137 #define SW1x_1_750V 58
 138 #define SW1x_1_775V 59
 139 #define SW1x_1_800V 60
 140 #define SW1x_1_825V 61
 141 #define SW1x_1_850V 62
 142 #define SW1x_1_875V 63
 143
 144 #define SW1x_NORMAL_MASK  0x3f
 145 #define SW1x_STBY_MASK    0x3f
 146 #define SW1x_OFF_MASK     0x3f
 147
 148 #define SW_MODE_MASK    0xf
 149 #define SW_MODE_SHIFT   0
 150
 151 #define SW1xCONF_DVSSPEED_MASK 0xc0
 152 #define SW1xCONF_DVSSPEED_2US  0x00
 153 #define SW1xCONF_DVSSPEED_4US  0x40
 154 #define SW1xCONF_DVSSPEED_8US  0x80
 155 #define SW1xCONF_DVSSPEED_16US 0xc0
 156
 157 /*
 158  * LDO Configuration
 159  */
 160
 161 /* VGEN1/2 Voltage Configuration */
 162 #define LDOA_0_80V      0
 163 #define LDOA_0_85V      1
 164 #define LDOA_0_90V      2
 165 #define LDOA_0_95V      3
 166 #define LDOA_1_00V      4
 167 #define LDOA_1_05V      5
 168 #define LDOA_1_10V      6
 169 #define LDOA_1_15V      7
 170 #define LDOA_1_20V      8
 171 #define LDOA_1_25V      9
 172 #define LDOA_1_30V      10
 173 #define LDOA_1_35V      11
 174 #define LDOA_1_40V      12
 175 #define LDOA_1_45V      13
 176 #define LDOA_1_50V      14
 177 #define LDOA_1_55V      15
 178
 179 /* VGEN3/4/5/6 Voltage Configuration */
 180 #define LDOB_1_80V      0
 181 #define LDOB_1_90V      1
 182 #define LDOB_2_00V      2
 183 #define LDOB_2_10V      3
 184 #define LDOB_2_20V      4
 185 #define LDOB_2_30V      5
 186 #define LDOB_2_40V      6
 187 #define LDOB_2_50V      7
 188 #define LDOB_2_60V      8
 189 #define LDOB_2_70V      9
 190 #define LDOB_2_80V      10
 191 #define LDOB_2_90V      11
 192 #define LDOB_3_00V      12
 193 #define LDOB_3_10V      13
 194 #define LDOB_3_20V      14
 195 #define LDOB_3_30V      15
 196
 197 #define LDO_VOL_MASK    0xf
 198 #define LDO_EN          (1 << 4)
 199 #define LDO_MODE_SHIFT  4
 200 #define LDO_MODE_MASK   (1 << 4)
 201 #define LDO_MODE_OFF    0
 202 #define LDO_MODE_ON     1
 203
 204 #define VREFDDRCON_EN   (1 << 4)
 205 /*
 206  * Boost Regulator
 207  */
 208
 209 /* SWBST Output Voltage */
 210 #define SWBST_5_00V     0
 211 #define SWBST_5_05V     1
 212 #define SWBST_5_10V     2
 213 #define SWBST_5_15V     3
 214
 215 #define SWBST_VOL_MASK  0x3
 216 #define SWBST_MODE_MASK 0xC
 217 #define SWBST_MODE_SHIFT 0x2
 218 #define SWBST_MODE_OFF  0
 219 #define SWBST_MODE_PFM  1
 220 #define SWBST_MODE_AUTO 2
 221 #define SWBST_MODE_APS  3
 222
 223 /*
 224  * Regulator Mode Control
 225  *
 226  * OFF: The regulator is switched off and the output voltage is discharged.
 227  * PFM: In this mode, the regulator is always in PFM mode, which is useful
 228  *      at light loads for optimized efficiency.
 229  * PWM: In this mode, the regulator is always in PWM mode operation
 230  *      regardless of load conditions.
 231  * APS: In this mode, the regulator moves automatically between pulse
 232  *      skipping mode and PWM mode depending on load conditions.
 233  *
 234  * SWxMODE[3:0]
 235  * Normal Mode  |  Standby Mode |      value
 236  *   OFF                OFF             0x0
 237  *   PWM                OFF             0x1
 238  *   PFM                OFF             0x3
 239  *   APS                OFF             0x4
 240  *   PWM                PWM             0x5
 241  *   PWM                APS             0x6
 242  *   APS                APS             0x8
 243  *   APS                PFM             0xc
 244  *   PWM                PFM             0xd
 245  */
 246 #define OFF_OFF         0x0
 247 #define PWM_OFF         0x1
 248 #define PFM_OFF         0x3
 249 #define APS_OFF         0x4
 250 #define PWM_PWM         0x5
 251 #define PWM_APS         0x6
 252 #define APS_APS         0x8
 253 #define APS_PFM         0xc
 254 #define PWM_PFM         0xd
 255
 256 #define SWITCH_SIZE     0x7
 257
 258 int power_pfuze100_init(unsigned char bus);
 259 #endif