uboot/include/power/pfuze100_pmic.h
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   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 */
  12enum {PFUZE100 = 0x10, PFUZE200 = 0x11, PFUZE3000 = 0x30};
  13
  14#define PFUZE100_REGULATOR_DRIVER       "pfuze100_regulator"
  15
  16/* PFUZE100 registers */
  17enum {
  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
 258int power_pfuze100_init(unsigned char bus);
 259#endif
 260