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   1 /*
   2  * mbc.h  -- Driver for NXP PCF50633 Main Battery Charger
   3  *
   4  * (C) 2006-2008 by Openmoko, Inc.
   5  * All rights reserved.
   6  *
   7  * This program is free software; you can redistribute  it and/or modify it
   8  * under  the terms of  the GNU General  Public License as published by the
   9  * Free Software Foundation;  either version 2 of the  License, or (at your
  10  * option) any later version.
  11  */
  12
  13 #ifndef __LINUX_MFD_PCF50633_MBC_H
  14 #define __LINUX_MFD_PCF50633_MBC_H
  15
  16 #include <linux/mfd/pcf50633/core.h>
  17 #include <linux/platform_device.h>
  18
  19 #define PCF50633_REG_MBCC1      0x43
  20 #define PCF50633_REG_MBCC2      0x44
  21 #define PCF50633_REG_MBCC3      0x45
  22 #define PCF50633_REG_MBCC4      0x46
  23 #define PCF50633_REG_MBCC5      0x47
  24 #define PCF50633_REG_MBCC6      0x48
  25 #define PCF50633_REG_MBCC7      0x49
  26 #define PCF50633_REG_MBCC8      0x4a
  27 #define PCF50633_REG_MBCS1      0x4b
  28 #define PCF50633_REG_MBCS2      0x4c
  29 #define PCF50633_REG_MBCS3      0x4d
  30
  31 enum pcf50633_reg_mbcc1 {
  32         PCF50633_MBCC1_CHGENA           = 0x01, /* Charger enable */
  33         PCF50633_MBCC1_AUTOSTOP         = 0x02,
  34         PCF50633_MBCC1_AUTORES          = 0x04, /* automatic resume */
  35         PCF50633_MBCC1_RESUME           = 0x08, /* explicit resume cmd */
  36         PCF50633_MBCC1_RESTART          = 0x10, /* restart charging */
  37         PCF50633_MBCC1_PREWDTIME_60M    = 0x20, /* max. precharging time */
  38         PCF50633_MBCC1_WDTIME_1H        = 0x00,
  39         PCF50633_MBCC1_WDTIME_2H        = 0x40,
  40         PCF50633_MBCC1_WDTIME_4H        = 0x80,
  41         PCF50633_MBCC1_WDTIME_6H        = 0xc0,
  42 };
  43 #define PCF50633_MBCC1_WDTIME_MASK        0xc0
  44
  45 enum pcf50633_reg_mbcc2 {
  46         PCF50633_MBCC2_VBATCOND_2V7     = 0x00,
  47         PCF50633_MBCC2_VBATCOND_2V85    = 0x01,
  48         PCF50633_MBCC2_VBATCOND_3V0     = 0x02,
  49         PCF50633_MBCC2_VBATCOND_3V15    = 0x03,
  50         PCF50633_MBCC2_VMAX_4V          = 0x00,
  51         PCF50633_MBCC2_VMAX_4V20        = 0x28,
  52         PCF50633_MBCC2_VRESDEBTIME_64S  = 0x80, /* debounce time (32/64sec) */
  53 };
  54
  55 enum pcf50633_reg_mbcc7 {
  56         PCF50633_MBCC7_USB_100mA        = 0x00,
  57         PCF50633_MBCC7_USB_500mA        = 0x01,
  58         PCF50633_MBCC7_USB_1000mA       = 0x02,
  59         PCF50633_MBCC7_USB_SUSPEND      = 0x03,
  60         PCF50633_MBCC7_BATTEMP_EN       = 0x04,
  61         PCF50633_MBCC7_BATSYSIMAX_1A6   = 0x00,
  62         PCF50633_MBCC7_BATSYSIMAX_1A8   = 0x40,
  63         PCF50633_MBCC7_BATSYSIMAX_2A0   = 0x80,
  64         PCF50633_MBCC7_BATSYSIMAX_2A2   = 0xc0,
  65 };
  66 #define PCF50633_MBCC7_USB_MASK 0x03
  67
  68 enum pcf50633_reg_mbcc8 {
  69         PCF50633_MBCC8_USBENASUS        = 0x10,
  70 };
  71
  72 enum pcf50633_reg_mbcs1 {
  73         PCF50633_MBCS1_USBPRES          = 0x01,
  74         PCF50633_MBCS1_USBOK            = 0x02,
  75         PCF50633_MBCS1_ADAPTPRES        = 0x04,
  76         PCF50633_MBCS1_ADAPTOK          = 0x08,
  77         PCF50633_MBCS1_TBAT_OK          = 0x00,
  78         PCF50633_MBCS1_TBAT_ABOVE       = 0x10,
  79         PCF50633_MBCS1_TBAT_BELOW       = 0x20,
  80         PCF50633_MBCS1_TBAT_UNDEF       = 0x30,
  81         PCF50633_MBCS1_PREWDTEXP        = 0x40,
  82         PCF50633_MBCS1_WDTEXP           = 0x80,
  83 };
  84
  85 enum pcf50633_reg_mbcs2_mbcmod {
  86         PCF50633_MBCS2_MBC_PLAY         = 0x00,
  87         PCF50633_MBCS2_MBC_USB_PRE      = 0x01,
  88         PCF50633_MBCS2_MBC_USB_PRE_WAIT = 0x02,
  89         PCF50633_MBCS2_MBC_USB_FAST     = 0x03,
  90         PCF50633_MBCS2_MBC_USB_FAST_WAIT = 0x04,
  91         PCF50633_MBCS2_MBC_USB_SUSPEND  = 0x05,
  92         PCF50633_MBCS2_MBC_ADP_PRE      = 0x06,
  93         PCF50633_MBCS2_MBC_ADP_PRE_WAIT = 0x07,
  94         PCF50633_MBCS2_MBC_ADP_FAST     = 0x08,
  95         PCF50633_MBCS2_MBC_ADP_FAST_WAIT = 0x09,
  96         PCF50633_MBCS2_MBC_BAT_FULL     = 0x0a,
  97         PCF50633_MBCS2_MBC_HALT         = 0x0b,
  98 };
  99 #define PCF50633_MBCS2_MBC_MASK         0x0f
 100 enum pcf50633_reg_mbcs2_chgstat {
 101         PCF50633_MBCS2_CHGS_NONE        = 0x00,
 102         PCF50633_MBCS2_CHGS_ADAPTER     = 0x10,
 103         PCF50633_MBCS2_CHGS_USB         = 0x20,
 104         PCF50633_MBCS2_CHGS_BOTH        = 0x30,
 105 };
 106 #define PCF50633_MBCS2_RESSTAT_AUTO     0x40
 107
 108 enum pcf50633_reg_mbcs3 {
 109         PCF50633_MBCS3_USBLIM_PLAY      = 0x01,
 110         PCF50633_MBCS3_USBLIM_CGH       = 0x02,
 111         PCF50633_MBCS3_TLIM_PLAY        = 0x04,
 112         PCF50633_MBCS3_TLIM_CHG         = 0x08,
 113         PCF50633_MBCS3_ILIM             = 0x10, /* 1: Ibat > Icutoff */
 114         PCF50633_MBCS3_VLIM             = 0x20, /* 1: Vbat == Vmax */
 115         PCF50633_MBCS3_VBATSTAT         = 0x40, /* 1: Vbat > Vbatcond */
 116         PCF50633_MBCS3_VRES             = 0x80, /* 1: Vbat > Vth(RES) */
 117 };
 118
 119 #define PCF50633_MBCC2_VBATCOND_MASK      0x03
 120 #define PCF50633_MBCC2_VMAX_MASK          0x3c
 121
 122 /* Charger status */
 123 #define PCF50633_MBC_USB_ONLINE         0x01
 124 #define PCF50633_MBC_USB_ACTIVE         0x02
 125 #define PCF50633_MBC_ADAPTER_ONLINE     0x04
 126 #define PCF50633_MBC_ADAPTER_ACTIVE     0x08
 127
 128 int pcf50633_mbc_usb_curlim_set(struct pcf50633 *pcf, int ma);
 129
 130 int pcf50633_mbc_get_status(struct pcf50633 *);
 131 void pcf50633_mbc_set_status(struct pcf50633 *, int what, int status);
 132
 133 #endif
 134