include/twl6030.h

   1 /*
   2  * (C) Copyright 2010
   3  * Texas Instruments, <www.ti.com>
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #ifndef TWL6030_H
  25 #define TWL6030_H
  26
  27 #include <common.h>
  28 #include <i2c.h>
  29
  30 /* I2C chip addresses */
  31 #define TWL6030_CHIP_PM         0x48
  32
  33 #define TWL6030_CHIP_USB        0x49
  34 #define TWL6030_CHIP_ADC        0x49
  35 #define TWL6030_CHIP_CHARGER    0x49
  36 #define TWL6030_CHIP_PWM        0x49
  37
  38 /* Slave Address 0x48 */
  39 #define VMMC_CFG_STATE          0x9A
  40 #define VMMC_CFG_VOLTATE        0x9B
  41 #define VUSB_CFG_STATE          0xA2
  42
  43 #define MISC1                   0xE4
  44 #define VAC_MEAS                (1 << 2)
  45 #define VBAT_MEAS               (1 << 1)
  46 #define BB_MEAS                 (1 << 0)
  47
  48 #define MISC2                   0xE5
  49
  50 /* Slave Address 0x49 */
  51
  52 /* Battery CHARGER REGISTERS */
  53 #define CONTROLLER_INT_MASK     0xE0
  54 #define CONTROLLER_CTRL1        0xE1
  55 #define CONTROLLER_WDG          0xE2
  56 #define CONTROLLER_STAT1        0xE3
  57 #define CHARGERUSB_INT_STATUS   0xE4
  58 #define CHARGERUSB_INT_MASK     0xE5
  59 #define CHARGERUSB_STATUS_INT1  0xE6
  60 #define CHARGERUSB_STATUS_INT2  0xE7
  61 #define CHARGERUSB_CTRL1        0xE8
  62 #define CHARGERUSB_CTRL2        0xE9
  63 #define CHARGERUSB_CTRL3        0xEA
  64 #define CHARGERUSB_STAT1        0xEB
  65 #define CHARGERUSB_VOREG        0xEC
  66 #define CHARGERUSB_VICHRG       0xED
  67 #define CHARGERUSB_CINLIMIT     0xEE
  68 #define CHARGERUSB_CTRLLIMIT1   0xEF
  69
  70 /* CHARGERUSB_VICHRG */
  71 #define CHARGERUSB_VICHRG_500           0x4
  72 #define CHARGERUSB_VICHRG_1500          0xE
  73 /* CHARGERUSB_CINLIMIT */
  74 #define CHARGERUSB_CIN_LIMIT_100        0x1
  75 #define CHARGERUSB_CIN_LIMIT_300        0x5
  76 #define CHARGERUSB_CIN_LIMIT_500        0x9
  77 #define CHARGERUSB_CIN_LIMIT_NONE       0xF
  78 /* CONTROLLER_INT_MASK */
  79 #define MVAC_FAULT              (1 << 6)
  80 #define MAC_EOC                 (1 << 5)
  81 #define MBAT_REMOVED            (1 << 4)
  82 #define MFAULT_WDG              (1 << 3)
  83 #define MBAT_TEMP               (1 << 2)
  84 #define MVBUS_DET               (1 << 1)
  85 #define MVAC_DET                (1 << 0)
  86 /* CHARGERUSB_INT_MASK */
  87 #define MASK_MCURRENT_TERM              (1 << 3)
  88 #define MASK_MCHARGERUSB_STAT           (1 << 2)
  89 #define MASK_MCHARGERUSB_THMREG         (1 << 1)
  90 #define MASK_MCHARGERUSB_FAULT          (1 << 0)
  91 /* CHARGERUSB_VOREG */
  92 #define CHARGERUSB_VOREG_3P52           0x01
  93 #define CHARGERUSB_VOREG_4P0            0x19
  94 #define CHARGERUSB_VOREG_4P2            0x23
  95 #define CHARGERUSB_VOREG_4P76           0x3F
  96 /* CHARGERUSB_CTRL1 */
  97 #define SUSPEND_BOOT            (1 << 7)
  98 #define OPA_MODE                (1 << 6)
  99 #define HZ_MODE                 (1 << 5)
 100 #define TERM                    (1 << 4)
 101 /* CHARGERUSB_CTRL2 */
 102 #define CHARGERUSB_CTRL2_VITERM_50      (0 << 5)
 103 #define CHARGERUSB_CTRL2_VITERM_100     (1 << 5)
 104 #define CHARGERUSB_CTRL2_VITERM_150     (2 << 5)
 105 #define CHARGERUSB_CTRL2_VITERM_400     (7 << 5)
 106 /* CONTROLLER_CTRL1 */
 107 #define CONTROLLER_CTRL1_EN_CHARGER     (1 << 4)
 108 #define CONTROLLER_CTRL1_SEL_CHARGER    (1 << 3)
 109 /* CONTROLLER_STAT1 */
 110 #define CHRG_EXTCHRG_STATZ      (1 << 7)
 111 #define CHRG_DET_N              (1 << 5)
 112 #define VAC_DET                 (1 << 3)
 113 #define VBUS_DET                (1 << 2)
 114
 115 #define FG_REG_10       0xCA
 116 #define FG_REG_11       0xCB
 117
 118 #define TOGGLE1         0x90
 119 #define FGS             (1 << 5)
 120 #define FGR             (1 << 4)
 121 #define GPADCS          (1 << 1)
 122 #define GPADCR          (1 << 0)
 123
 124 #define CTRL_P2         0x34
 125 #define CTRL_P2_SP2     (1 << 2)
 126 #define CTRL_P2_EOCP2   (1 << 1)
 127 #define CTRL_P2_BUSY    (1 << 0)
 128
 129 #define GPCH0_LSB       0x57
 130 #define GPCH0_MSB       0x58
 131
 132 /* Functions to read and write from TWL6030 */
 133 static inline int twl6030_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
 134 {
 135         return i2c_write(chip_no, reg, 1, &val, 1);
 136 }
 137
 138 static inline int twl6030_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
 139 {
 140         return i2c_read(chip_no, reg, 1, val, 1);
 141 }
 142
 143 void twl6030_init_battery_charging(void);
 144 void twl6030_usb_device_settings(void);
 145 void twl6030_start_usb_charging(void);
 146 void twl6030_stop_usb_charging(void);
 147 int twl6030_get_battery_voltage(void);
 148 int twl6030_get_battery_current(void);
 149 void twl6030_power_mmc_init(void);
 150
 151 #endif /* TWL6030_H */