LXR linux/include/linux/mfd/wm831x/auxadc.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 * include/linux/mfd/wm831x/auxadc.h -- Auxiliary ADC interface for WM831x
   4 *
   5 * Copyright 2009 Wolfson Microelectronics PLC.
   6 *
   7 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
   8 */
   9
  10#ifndef __MFD_WM831X_AUXADC_H__
  11#define __MFD_WM831X_AUXADC_H__
  12
  13struct wm831x;
  14
  15/*
  16 * R16429 (0x402D) - AuxADC Data
  17 */
  18#define WM831X_AUX_DATA_SRC_MASK                0xF000  /* AUX_DATA_SRC - [15:12] */
  19#define WM831X_AUX_DATA_SRC_SHIFT                   12  /* AUX_DATA_SRC - [15:12] */
  20#define WM831X_AUX_DATA_SRC_WIDTH                    4  /* AUX_DATA_SRC - [15:12] */
  21#define WM831X_AUX_DATA_MASK                    0x0FFF  /* AUX_DATA - [11:0] */
  22#define WM831X_AUX_DATA_SHIFT                        0  /* AUX_DATA - [11:0] */
  23#define WM831X_AUX_DATA_WIDTH                       12  /* AUX_DATA - [11:0] */
  24
  25/*
  26 * R16430 (0x402E) - AuxADC Control
  27 */
  28#define WM831X_AUX_ENA                          0x8000  /* AUX_ENA */
  29#define WM831X_AUX_ENA_MASK                     0x8000  /* AUX_ENA */
  30#define WM831X_AUX_ENA_SHIFT                        15  /* AUX_ENA */
  31#define WM831X_AUX_ENA_WIDTH                         1  /* AUX_ENA */
  32#define WM831X_AUX_CVT_ENA                      0x4000  /* AUX_CVT_ENA */
  33#define WM831X_AUX_CVT_ENA_MASK                 0x4000  /* AUX_CVT_ENA */
  34#define WM831X_AUX_CVT_ENA_SHIFT                    14  /* AUX_CVT_ENA */
  35#define WM831X_AUX_CVT_ENA_WIDTH                     1  /* AUX_CVT_ENA */
  36#define WM831X_AUX_SLPENA                       0x1000  /* AUX_SLPENA */
  37#define WM831X_AUX_SLPENA_MASK                  0x1000  /* AUX_SLPENA */
  38#define WM831X_AUX_SLPENA_SHIFT                     12  /* AUX_SLPENA */
  39#define WM831X_AUX_SLPENA_WIDTH                      1  /* AUX_SLPENA */
  40#define WM831X_AUX_FRC_ENA                      0x0800  /* AUX_FRC_ENA */
  41#define WM831X_AUX_FRC_ENA_MASK                 0x0800  /* AUX_FRC_ENA */
  42#define WM831X_AUX_FRC_ENA_SHIFT                    11  /* AUX_FRC_ENA */
  43#define WM831X_AUX_FRC_ENA_WIDTH                     1  /* AUX_FRC_ENA */
  44#define WM831X_AUX_RATE_MASK                    0x003F  /* AUX_RATE - [5:0] */
  45#define WM831X_AUX_RATE_SHIFT                        0  /* AUX_RATE - [5:0] */
  46#define WM831X_AUX_RATE_WIDTH                        6  /* AUX_RATE - [5:0] */
  47
  48/*
  49 * R16431 (0x402F) - AuxADC Source
  50 */
  51#define WM831X_AUX_CAL_SEL                      0x8000  /* AUX_CAL_SEL */
  52#define WM831X_AUX_CAL_SEL_MASK                 0x8000  /* AUX_CAL_SEL */
  53#define WM831X_AUX_CAL_SEL_SHIFT                    15  /* AUX_CAL_SEL */
  54#define WM831X_AUX_CAL_SEL_WIDTH                     1  /* AUX_CAL_SEL */
  55#define WM831X_AUX_BKUP_BATT_SEL                0x0400  /* AUX_BKUP_BATT_SEL */
  56#define WM831X_AUX_BKUP_BATT_SEL_MASK           0x0400  /* AUX_BKUP_BATT_SEL */
  57#define WM831X_AUX_BKUP_BATT_SEL_SHIFT              10  /* AUX_BKUP_BATT_SEL */
  58#define WM831X_AUX_BKUP_BATT_SEL_WIDTH               1  /* AUX_BKUP_BATT_SEL */
  59#define WM831X_AUX_WALL_SEL                     0x0200  /* AUX_WALL_SEL */
  60#define WM831X_AUX_WALL_SEL_MASK                0x0200  /* AUX_WALL_SEL */
  61#define WM831X_AUX_WALL_SEL_SHIFT                    9  /* AUX_WALL_SEL */
  62#define WM831X_AUX_WALL_SEL_WIDTH                    1  /* AUX_WALL_SEL */
  63#define WM831X_AUX_BATT_SEL                     0x0100  /* AUX_BATT_SEL */
  64#define WM831X_AUX_BATT_SEL_MASK                0x0100  /* AUX_BATT_SEL */
  65#define WM831X_AUX_BATT_SEL_SHIFT                    8  /* AUX_BATT_SEL */
  66#define WM831X_AUX_BATT_SEL_WIDTH                    1  /* AUX_BATT_SEL */
  67#define WM831X_AUX_USB_SEL                      0x0080  /* AUX_USB_SEL */
  68#define WM831X_AUX_USB_SEL_MASK                 0x0080  /* AUX_USB_SEL */
  69#define WM831X_AUX_USB_SEL_SHIFT                     7  /* AUX_USB_SEL */
  70#define WM831X_AUX_USB_SEL_WIDTH                     1  /* AUX_USB_SEL */
  71#define WM831X_AUX_SYSVDD_SEL                   0x0040  /* AUX_SYSVDD_SEL */
  72#define WM831X_AUX_SYSVDD_SEL_MASK              0x0040  /* AUX_SYSVDD_SEL */
  73#define WM831X_AUX_SYSVDD_SEL_SHIFT                  6  /* AUX_SYSVDD_SEL */
  74#define WM831X_AUX_SYSVDD_SEL_WIDTH                  1  /* AUX_SYSVDD_SEL */
  75#define WM831X_AUX_BATT_TEMP_SEL                0x0020  /* AUX_BATT_TEMP_SEL */
  76#define WM831X_AUX_BATT_TEMP_SEL_MASK           0x0020  /* AUX_BATT_TEMP_SEL */
  77#define WM831X_AUX_BATT_TEMP_SEL_SHIFT               5  /* AUX_BATT_TEMP_SEL */
  78#define WM831X_AUX_BATT_TEMP_SEL_WIDTH               1  /* AUX_BATT_TEMP_SEL */
  79#define WM831X_AUX_CHIP_TEMP_SEL                0x0010  /* AUX_CHIP_TEMP_SEL */
  80#define WM831X_AUX_CHIP_TEMP_SEL_MASK           0x0010  /* AUX_CHIP_TEMP_SEL */
  81#define WM831X_AUX_CHIP_TEMP_SEL_SHIFT               4  /* AUX_CHIP_TEMP_SEL */
  82#define WM831X_AUX_CHIP_TEMP_SEL_WIDTH               1  /* AUX_CHIP_TEMP_SEL */
  83#define WM831X_AUX_AUX4_SEL                     0x0008  /* AUX_AUX4_SEL */
  84#define WM831X_AUX_AUX4_SEL_MASK                0x0008  /* AUX_AUX4_SEL */
  85#define WM831X_AUX_AUX4_SEL_SHIFT                    3  /* AUX_AUX4_SEL */
  86#define WM831X_AUX_AUX4_SEL_WIDTH                    1  /* AUX_AUX4_SEL */
  87#define WM831X_AUX_AUX3_SEL                     0x0004  /* AUX_AUX3_SEL */
  88#define WM831X_AUX_AUX3_SEL_MASK                0x0004  /* AUX_AUX3_SEL */
  89#define WM831X_AUX_AUX3_SEL_SHIFT                    2  /* AUX_AUX3_SEL */
  90#define WM831X_AUX_AUX3_SEL_WIDTH                    1  /* AUX_AUX3_SEL */
  91#define WM831X_AUX_AUX2_SEL                     0x0002  /* AUX_AUX2_SEL */
  92#define WM831X_AUX_AUX2_SEL_MASK                0x0002  /* AUX_AUX2_SEL */
  93#define WM831X_AUX_AUX2_SEL_SHIFT                    1  /* AUX_AUX2_SEL */
  94#define WM831X_AUX_AUX2_SEL_WIDTH                    1  /* AUX_AUX2_SEL */
  95#define WM831X_AUX_AUX1_SEL                     0x0001  /* AUX_AUX1_SEL */
  96#define WM831X_AUX_AUX1_SEL_MASK                0x0001  /* AUX_AUX1_SEL */
  97#define WM831X_AUX_AUX1_SEL_SHIFT                    0  /* AUX_AUX1_SEL */
  98#define WM831X_AUX_AUX1_SEL_WIDTH                    1  /* AUX_AUX1_SEL */
  99
 100/*
 101 * R16432 (0x4030) - Comparator Control
 102 */
 103#define WM831X_DCOMP4_STS                       0x0800  /* DCOMP4_STS */
 104#define WM831X_DCOMP4_STS_MASK                  0x0800  /* DCOMP4_STS */
 105#define WM831X_DCOMP4_STS_SHIFT                     11  /* DCOMP4_STS */
 106#define WM831X_DCOMP4_STS_WIDTH                      1  /* DCOMP4_STS */
 107#define WM831X_DCOMP3_STS                       0x0400  /* DCOMP3_STS */
 108#define WM831X_DCOMP3_STS_MASK                  0x0400  /* DCOMP3_STS */
 109#define WM831X_DCOMP3_STS_SHIFT                     10  /* DCOMP3_STS */
 110#define WM831X_DCOMP3_STS_WIDTH                      1  /* DCOMP3_STS */
 111#define WM831X_DCOMP2_STS                       0x0200  /* DCOMP2_STS */
 112#define WM831X_DCOMP2_STS_MASK                  0x0200  /* DCOMP2_STS */
 113#define WM831X_DCOMP2_STS_SHIFT                      9  /* DCOMP2_STS */
 114#define WM831X_DCOMP2_STS_WIDTH                      1  /* DCOMP2_STS */
 115#define WM831X_DCOMP1_STS                       0x0100  /* DCOMP1_STS */
 116#define WM831X_DCOMP1_STS_MASK                  0x0100  /* DCOMP1_STS */
 117#define WM831X_DCOMP1_STS_SHIFT                      8  /* DCOMP1_STS */
 118#define WM831X_DCOMP1_STS_WIDTH                      1  /* DCOMP1_STS */
 119#define WM831X_DCMP4_ENA                        0x0008  /* DCMP4_ENA */
 120#define WM831X_DCMP4_ENA_MASK                   0x0008  /* DCMP4_ENA */
 121#define WM831X_DCMP4_ENA_SHIFT                       3  /* DCMP4_ENA */
 122#define WM831X_DCMP4_ENA_WIDTH                       1  /* DCMP4_ENA */
 123#define WM831X_DCMP3_ENA                        0x0004  /* DCMP3_ENA */
 124#define WM831X_DCMP3_ENA_MASK                   0x0004  /* DCMP3_ENA */
 125#define WM831X_DCMP3_ENA_SHIFT                       2  /* DCMP3_ENA */
 126#define WM831X_DCMP3_ENA_WIDTH                       1  /* DCMP3_ENA */
 127#define WM831X_DCMP2_ENA                        0x0002  /* DCMP2_ENA */
 128#define WM831X_DCMP2_ENA_MASK                   0x0002  /* DCMP2_ENA */
 129#define WM831X_DCMP2_ENA_SHIFT                       1  /* DCMP2_ENA */
 130#define WM831X_DCMP2_ENA_WIDTH                       1  /* DCMP2_ENA */
 131#define WM831X_DCMP1_ENA                        0x0001  /* DCMP1_ENA */
 132#define WM831X_DCMP1_ENA_MASK                   0x0001  /* DCMP1_ENA */
 133#define WM831X_DCMP1_ENA_SHIFT                       0  /* DCMP1_ENA */
 134#define WM831X_DCMP1_ENA_WIDTH                       1  /* DCMP1_ENA */
 135
 136/*
 137 * R16433 (0x4031) - Comparator 1
 138 */
 139#define WM831X_DCMP1_SRC_MASK                   0xE000  /* DCMP1_SRC - [15:13] */
 140#define WM831X_DCMP1_SRC_SHIFT                      13  /* DCMP1_SRC - [15:13] */
 141#define WM831X_DCMP1_SRC_WIDTH                       3  /* DCMP1_SRC - [15:13] */
 142#define WM831X_DCMP1_GT                         0x1000  /* DCMP1_GT */
 143#define WM831X_DCMP1_GT_MASK                    0x1000  /* DCMP1_GT */
 144#define WM831X_DCMP1_GT_SHIFT                       12  /* DCMP1_GT */
 145#define WM831X_DCMP1_GT_WIDTH                        1  /* DCMP1_GT */
 146#define WM831X_DCMP1_THR_MASK                   0x0FFF  /* DCMP1_THR - [11:0] */
 147#define WM831X_DCMP1_THR_SHIFT                       0  /* DCMP1_THR - [11:0] */
 148#define WM831X_DCMP1_THR_WIDTH                      12  /* DCMP1_THR - [11:0] */
 149
 150/*
 151 * R16434 (0x4032) - Comparator 2
 152 */
 153#define WM831X_DCMP2_SRC_MASK                   0xE000  /* DCMP2_SRC - [15:13] */
 154#define WM831X_DCMP2_SRC_SHIFT                      13  /* DCMP2_SRC - [15:13] */
 155#define WM831X_DCMP2_SRC_WIDTH                       3  /* DCMP2_SRC - [15:13] */
 156#define WM831X_DCMP2_GT                         0x1000  /* DCMP2_GT */
 157#define WM831X_DCMP2_GT_MASK                    0x1000  /* DCMP2_GT */
 158#define WM831X_DCMP2_GT_SHIFT                       12  /* DCMP2_GT */
 159#define WM831X_DCMP2_GT_WIDTH                        1  /* DCMP2_GT */
 160#define WM831X_DCMP2_THR_MASK                   0x0FFF  /* DCMP2_THR - [11:0] */
 161#define WM831X_DCMP2_THR_SHIFT                       0  /* DCMP2_THR - [11:0] */
 162#define WM831X_DCMP2_THR_WIDTH                      12  /* DCMP2_THR - [11:0] */
 163
 164/*
 165 * R16435 (0x4033) - Comparator 3
 166 */
 167#define WM831X_DCMP3_SRC_MASK                   0xE000  /* DCMP3_SRC - [15:13] */
 168#define WM831X_DCMP3_SRC_SHIFT                      13  /* DCMP3_SRC - [15:13] */
 169#define WM831X_DCMP3_SRC_WIDTH                       3  /* DCMP3_SRC - [15:13] */
 170#define WM831X_DCMP3_GT                         0x1000  /* DCMP3_GT */
 171#define WM831X_DCMP3_GT_MASK                    0x1000  /* DCMP3_GT */
 172#define WM831X_DCMP3_GT_SHIFT                       12  /* DCMP3_GT */
 173#define WM831X_DCMP3_GT_WIDTH                        1  /* DCMP3_GT */
 174#define WM831X_DCMP3_THR_MASK                   0x0FFF  /* DCMP3_THR - [11:0] */
 175#define WM831X_DCMP3_THR_SHIFT                       0  /* DCMP3_THR - [11:0] */
 176#define WM831X_DCMP3_THR_WIDTH                      12  /* DCMP3_THR - [11:0] */
 177
 178/*
 179 * R16436 (0x4034) - Comparator 4
 180 */
 181#define WM831X_DCMP4_SRC_MASK                   0xE000  /* DCMP4_SRC - [15:13] */
 182#define WM831X_DCMP4_SRC_SHIFT                      13  /* DCMP4_SRC - [15:13] */
 183#define WM831X_DCMP4_SRC_WIDTH                       3  /* DCMP4_SRC - [15:13] */
 184#define WM831X_DCMP4_GT                         0x1000  /* DCMP4_GT */
 185#define WM831X_DCMP4_GT_MASK                    0x1000  /* DCMP4_GT */
 186#define WM831X_DCMP4_GT_SHIFT                       12  /* DCMP4_GT */
 187#define WM831X_DCMP4_GT_WIDTH                        1  /* DCMP4_GT */
 188#define WM831X_DCMP4_THR_MASK                   0x0FFF  /* DCMP4_THR - [11:0] */
 189#define WM831X_DCMP4_THR_SHIFT                       0  /* DCMP4_THR - [11:0] */
 190#define WM831X_DCMP4_THR_WIDTH                      12  /* DCMP4_THR - [11:0] */
 191
 192#define WM831X_AUX_CAL_FACTOR  0xfff
 193#define WM831X_AUX_CAL_NOMINAL 0x222
 194
 195enum wm831x_auxadc {
 196        WM831X_AUX_CAL = 15,
 197        WM831X_AUX_BKUP_BATT = 10,
 198        WM831X_AUX_WALL = 9,
 199        WM831X_AUX_BATT = 8,
 200        WM831X_AUX_USB = 7,
 201        WM831X_AUX_SYSVDD = 6,
 202        WM831X_AUX_BATT_TEMP = 5,
 203        WM831X_AUX_CHIP_TEMP = 4,
 204        WM831X_AUX_AUX4 = 3,
 205        WM831X_AUX_AUX3 = 2,
 206        WM831X_AUX_AUX2 = 1,
 207        WM831X_AUX_AUX1 = 0,
 208};
 209
 210int wm831x_auxadc_read(struct wm831x *wm831x, enum wm831x_auxadc input);
 211int wm831x_auxadc_read_uv(struct wm831x *wm831x, enum wm831x_auxadc input);
 212
 213#endif
 214