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 */ 152