include/power/sandbox_pmic.h

   1 /*
   2  *  Copyright (C) 2015 Samsung Electronics
   3  *  Przemyslaw Marczak  <p.marczak@samsung.com>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #ifndef _SANDBOX_PMIC_H_
   9 #define  _SANDBOX_PMIC_H_
  10
  11 #define SANDBOX_LDO_DRIVER              "sandbox_ldo"
  12 #define SANDBOX_OF_LDO_PREFIX           "ldo"
  13 #define SANDBOX_BUCK_DRIVER             "sandbox_buck"
  14 #define SANDBOX_OF_BUCK_PREFIX          "buck"
  15
  16 #define SANDBOX_BUCK_COUNT      2
  17 #define SANDBOX_LDO_COUNT       2
  18 /*
  19  * Sandbox PMIC registers:
  20  * We have only 12 significant registers, but we alloc 16 for padding.
  21  */
  22 enum {
  23         SANDBOX_PMIC_REG_BUCK1_UV = 0,
  24         SANDBOX_PMIC_REG_BUCK1_UA,
  25         SANDBOX_PMIC_REG_BUCK1_OM,
  26
  27         SANDBOX_PMIC_REG_BUCK2_UV,
  28         SANDBOX_PMIC_REG_BUCK2_UA,
  29         SANDBOX_PMIC_REG_BUCK2_OM,
  30
  31         SANDBOX_PMIC_REG_LDO_OFFSET,
  32         SANDBOX_PMIC_REG_LDO1_UV = SANDBOX_PMIC_REG_LDO_OFFSET,
  33         SANDBOX_PMIC_REG_LDO1_UA,
  34         SANDBOX_PMIC_REG_LDO1_OM,
  35
  36         SANDBOX_PMIC_REG_LDO2_UV,
  37         SANDBOX_PMIC_REG_LDO2_UA,
  38         SANDBOX_PMIC_REG_LDO2_OM,
  39
  40         SANDBOX_PMIC_REG_COUNT = 16,
  41 };
  42
  43 /* Register offset for output: micro Volts, micro Amps, Operation Mode */
  44 enum {
  45         OUT_REG_UV = 0,
  46         OUT_REG_UA,
  47         OUT_REG_OM,
  48         OUT_REG_COUNT,
  49 };
  50
  51 /* Buck operation modes */
  52 enum {
  53         BUCK_OM_OFF = 0,
  54         BUCK_OM_ON,
  55         BUCK_OM_PWM,
  56         BUCK_OM_COUNT,
  57 };
  58
  59 /* Ldo operation modes */
  60 enum {
  61         LDO_OM_OFF = 0,
  62         LDO_OM_ON,
  63         LDO_OM_SLEEP,
  64         LDO_OM_STANDBY,
  65         LDO_OM_COUNT,
  66 };
  67
  68 /* BUCK1 Voltage: min: 0.8V, step: 25mV, max 2.4V */
  69 #define OUT_BUCK1_UV_MIN        800000
  70 #define OUT_BUCK1_UV_MAX        2400000
  71 #define OUT_BUCK1_UV_STEP       25000
  72
  73 /* BUCK1 Amperage: min: 150mA, step: 25mA, max: 250mA */
  74 #define OUT_BUCK1_UA_MIN        150000
  75 #define OUT_BUCK1_UA_MAX        250000
  76 #define OUT_BUCK1_UA_STEP       25000
  77
  78 /* BUCK2 Voltage: min: 0.75V, step: 50mV, max 3.95V */
  79 #define OUT_BUCK2_UV_MIN        750000
  80 #define OUT_BUCK2_UV_MAX        3950000
  81 #define OUT_BUCK2_UV_STEP       50000
  82
  83 /* LDO1 Voltage: min: 0.8V, step: 25mV, max 2.4V */
  84 #define OUT_LDO1_UV_MIN         800000
  85 #define OUT_LDO1_UV_MAX         2400000
  86 #define OUT_LDO1_UV_STEP        25000
  87
  88 /* LDO1 Amperage: min: 100mA, step: 50mA, max: 200mA */
  89 #define OUT_LDO1_UA_MIN         100000
  90 #define OUT_LDO1_UA_MAX         200000
  91 #define OUT_LDO1_UA_STEP        50000
  92
  93 /* LDO2 Voltage: min: 0.75V, step: 50mV, max 3.95V */
  94 #define OUT_LDO2_UV_MIN         750000
  95 #define OUT_LDO2_UV_MAX         3950000
  96 #define OUT_LDO2_UV_STEP        50000
  97
  98 /* register <-> value conversion */
  99 #define REG2VAL(min, step, reg)         ((min) + ((step) * (reg)))
 100 #define VAL2REG(min, step, val)         (((val) - (min)) / (step))
 101
 102 /* Operation mode id -> register value conversion */
 103 #define OM2REG(x)                       (x)
 104
 105 /* Test data for: test/dm/power.c */
 106
 107 /* BUCK names */
 108 #define SANDBOX_BUCK1_DEVNAME   "buck1"
 109 #define SANDBOX_BUCK1_PLATNAME  "SUPPLY_1.2V"
 110 #define SANDBOX_BUCK2_DEVNAME   "buck2"
 111 #define SANDBOX_BUCK2_PLATNAME  "SUPPLY_3.3V"
 112 /* LDO names */
 113 #define SANDBOX_LDO1_DEVNAME    "ldo1"
 114 #define SANDBOX_LDO1_PLATNAME   "VDD_EMMC_1.8V"
 115 #define SANDBOX_LDO2_DEVNAME    "ldo2"
 116 #define SANDBOX_LDO2_PLATNAME   "VDD_LCD_3.3V"
 117
 118 /*
 119  * Expected regulators setup after call of:
 120  * - regulator_autoset_by_name()
 121  * - regulator_list_autoset()
 122  */
 123
 124 /* BUCK1: for testing regulator_autoset_by_name() */
 125 #define SANDBOX_BUCK1_AUTOSET_EXPECTED_UV       1200000
 126 #define SANDBOX_BUCK1_AUTOSET_EXPECTED_UA       200000
 127 #define SANDBOX_BUCK1_AUTOSET_EXPECTED_ENABLE   true
 128
 129 /* LDO1/2 for testing regulator_list_autoset() */
 130 #define SANDBOX_LDO1_AUTOSET_EXPECTED_UV        1800000
 131 #define SANDBOX_LDO1_AUTOSET_EXPECTED_UA        100000
 132 #define SANDBOX_LDO1_AUTOSET_EXPECTED_ENABLE    true
 133
 134 #define SANDBOX_LDO2_AUTOSET_EXPECTED_UV        3000000
 135 #define SANDBOX_LDO2_AUTOSET_EXPECTED_UA        -ENOSYS
 136 #define SANDBOX_LDO2_AUTOSET_EXPECTED_ENABLE    false
 137
 138 #endif