3 * Texas Instruments, <www.ti.com>
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
30 /* I2C chip addresses */
31 #define TWL6030_CHIP_PM 0x48
33 #define TWL6030_CHIP_USB 0x49
34 #define TWL6030_CHIP_ADC 0x49
35 #define TWL6030_CHIP_CHARGER 0x49
36 #define TWL6030_CHIP_PWM 0x49
38 /* Slave Address 0x48 */
39 #define VMMC_CFG_STATE 0x9A
40 #define VMMC_CFG_VOLTATE 0x9B
41 #define VUSB_CFG_STATE 0xA2
44 #define VAC_MEAS (1 << 2)
45 #define VBAT_MEAS (1 << 1)
46 #define BB_MEAS (1 << 0)
50 /* Slave Address 0x49 */
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
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)
115 #define FG_REG_10 0xCA
116 #define FG_REG_11 0xCB
121 #define GPADCS (1 << 1)
122 #define GPADCR (1 << 0)
125 #define CTRL_P2_SP2 (1 << 2)
126 #define CTRL_P2_EOCP2 (1 << 1)
127 #define CTRL_P2_BUSY (1 << 0)
129 #define GPCH0_LSB 0x57
130 #define GPCH0_MSB 0x58
132 /* Functions to read and write from TWL6030 */
133 static inline int twl6030_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
135 return i2c_write(chip_no, reg, 1, &val, 1);
138 static inline int twl6030_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
140 return i2c_read(chip_no, reg, 1, val, 1);
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);
151 #endif /* TWL6030_H */