xref: /openbmc/u-boot/include/twl6030.h (revision fbf1b08a)
1 /*
2  * (C) Copyright 2010
3  * Texas Instruments, <www.ti.com>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #ifndef TWL6030_H
9 #define TWL6030_H
10 
11 #include <common.h>
12 #include <i2c.h>
13 
14 /* I2C chip addresses */
15 #define TWL6030_CHIP_PM		0x48
16 
17 #define TWL6030_CHIP_USB	0x49
18 #define TWL6030_CHIP_ADC	0x49
19 #define TWL6030_CHIP_CHARGER	0x49
20 #define TWL6030_CHIP_PWM	0x49
21 
22 /* Slave Address 0x48 */
23 #define TWL6030_PH_STS_BOOT		0x29
24 
25 #define TWL6030_PH_STS_BOOT0		(1 << 0)
26 #define TWL6030_PH_STS_BOOT1		(1 << 1)
27 #define TWL6030_PH_STS_BOOT2		(1 << 2)
28 #define TWL6030_PH_STS_BOOT3		(1 << 3)
29 
30 #define TWL6030_VAUX1_CFG_STATE		0x86
31 #define TWL6030_VAUX1_CFG_VOLTAGE	0x87
32 #define TWL6030_VMMC_CFG_STATE		0x9A
33 #define TWL6030_VMMC_CFG_VOLTAGE	0x9B
34 #define TWL6030_VUSB_CFG_STATE		0xA2
35 
36 #define TWL6030_CFG_GRP_P1		(1 << 0)
37 #define TWL6030_CFG_STATE_ON		(1 << 0)
38 #define TWL6030_CFG_STATE_P1		(TWL6030_CFG_GRP_P1 << 5)
39 #define TWL6030_CFG_VOLTAGE_18		0x09
40 #define TWL6030_CFG_VOLTAGE_28		0x13
41 #define TWL6030_CFG_VOLTAGE_30		0x15
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 TWL6030_MISC2			0xE5
49 #define TWL6030_MISC2_VUSB_IN_VSYS	(1 << 4)
50 
51 /* Slave Address 0x49 */
52 
53 /* Battery CHARGER REGISTERS */
54 #define CONTROLLER_INT_MASK	0xE0
55 #define CONTROLLER_CTRL1	0xE1
56 #define CONTROLLER_WDG		0xE2
57 #define CONTROLLER_STAT1	0xE3
58 #define CHARGERUSB_INT_STATUS	0xE4
59 #define CHARGERUSB_INT_MASK	0xE5
60 #define CHARGERUSB_STATUS_INT1	0xE6
61 #define CHARGERUSB_STATUS_INT2	0xE7
62 #define CHARGERUSB_CTRL1	0xE8
63 #define CHARGERUSB_CTRL2	0xE9
64 #define CHARGERUSB_CTRL3	0xEA
65 #define CHARGERUSB_STAT1	0xEB
66 #define CHARGERUSB_VOREG	0xEC
67 #define CHARGERUSB_VICHRG	0xED
68 #define CHARGERUSB_CINLIMIT	0xEE
69 #define CHARGERUSB_CTRLLIMIT1	0xEF
70 
71 /* CHARGERUSB_VICHRG */
72 #define CHARGERUSB_VICHRG_500		0x4
73 #define CHARGERUSB_VICHRG_1500		0xE
74 /* CHARGERUSB_CINLIMIT */
75 #define CHARGERUSB_CIN_LIMIT_100	0x1
76 #define CHARGERUSB_CIN_LIMIT_300	0x5
77 #define CHARGERUSB_CIN_LIMIT_500	0x9
78 #define CHARGERUSB_CIN_LIMIT_NONE	0xF
79 /* CONTROLLER_INT_MASK */
80 #define MVAC_FAULT		(1 << 6)
81 #define MAC_EOC			(1 << 5)
82 #define MBAT_REMOVED		(1 << 4)
83 #define MFAULT_WDG		(1 << 3)
84 #define MBAT_TEMP		(1 << 2)
85 #define MVBUS_DET		(1 << 1)
86 #define MVAC_DET		(1 << 0)
87 /* CHARGERUSB_INT_MASK */
88 #define MASK_MCURRENT_TERM		(1 << 3)
89 #define MASK_MCHARGERUSB_STAT		(1 << 2)
90 #define MASK_MCHARGERUSB_THMREG		(1 << 1)
91 #define MASK_MCHARGERUSB_FAULT		(1 << 0)
92 /* CHARGERUSB_VOREG */
93 #define CHARGERUSB_VOREG_3P52		0x01
94 #define CHARGERUSB_VOREG_4P0		0x19
95 #define CHARGERUSB_VOREG_4P2		0x23
96 #define CHARGERUSB_VOREG_4P76		0x3F
97 /* CHARGERUSB_CTRL1 */
98 #define SUSPEND_BOOT		(1 << 7)
99 #define OPA_MODE		(1 << 6)
100 #define HZ_MODE			(1 << 5)
101 #define TERM			(1 << 4)
102 /* CHARGERUSB_CTRL2 */
103 #define CHARGERUSB_CTRL2_VITERM_50	(0 << 5)
104 #define CHARGERUSB_CTRL2_VITERM_100	(1 << 5)
105 #define CHARGERUSB_CTRL2_VITERM_150	(2 << 5)
106 #define CHARGERUSB_CTRL2_VITERM_400	(7 << 5)
107 /* CONTROLLER_CTRL1 */
108 #define CONTROLLER_CTRL1_EN_CHARGER	(1 << 4)
109 #define CONTROLLER_CTRL1_SEL_CHARGER	(1 << 3)
110 /* CONTROLLER_STAT1 */
111 #define CHRG_EXTCHRG_STATZ	(1 << 7)
112 #define CHRG_DET_N		(1 << 5)
113 #define VAC_DET			(1 << 3)
114 #define VBUS_DET		(1 << 2)
115 
116 #define FG_REG_10	0xCA
117 #define FG_REG_11	0xCB
118 
119 #define TOGGLE1		0x90
120 #define FGS		(1 << 5)
121 #define FGR		(1 << 4)
122 #define GPADCS		(1 << 1)
123 #define GPADCR		(1 << 0)
124 
125 #define CTRL_P2		0x34
126 #define CTRL_P2_SP2	(1 << 2)
127 #define CTRL_P2_EOCP2	(1 << 1)
128 #define CTRL_P2_BUSY	(1 << 0)
129 
130 #define TWL6032_CTRL_P1	0x36
131 #define CTRL_P1_SP1	(1 << 3)
132 
133 #define GPCH0_LSB	0x57
134 #define GPCH0_MSB	0x58
135 
136 #define TWL6032_GPCH0_LSB	0x3b
137 
138 #define TWL6032_GPSELECT_ISB	0x35
139 
140 #define USB_PRODUCT_ID_LSB	0x02
141 
142 #define TWL6030_GPADC_VBAT_CHNL	0x07
143 #define TWL6032_GPADC_VBAT_CHNL	0x12
144 
145 #define TWL6030_GPADC_CTRL	0x2e
146 #define TWL6032_GPADC_CTRL2	0x2f
147 #define GPADC_CTRL2_CH18_SCALER_EN	(1 << 2)
148 #define GPADC_CTRL_SCALER_DIV4		(1 << 3)
149 
150 #define TWL6030_VBAT_MULT	40 * 1000
151 #define TWL6032_VBAT_MULT	25 * 1000
152 
153 #define TWL6030_VBAT_SHIFT	(10 + 3)
154 #define TWL6032_VBAT_SHIFT	(12 + 2)
155 
156 enum twl603x_chip_type{
157 	chip_TWL6030,
158 	chip_TWL6032,
159 	chip_TWL603X_cnt
160 };
161 
162 struct twl6030_data{
163 	u8 chip_type;
164 	u8 adc_rbase;
165 	u8 adc_ctrl;
166 	u8 adc_enable;
167 	int vbat_mult;
168 	int vbat_shift;
169 };
170 
171 /* Functions to read and write from TWL6030 */
172 static inline int twl6030_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
173 {
174 	return i2c_write(chip_no, reg, 1, &val, 1);
175 }
176 
177 static inline int twl6030_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
178 {
179 	return i2c_read(chip_no, reg, 1, val, 1);
180 }
181 
182 void twl6030_init_battery_charging(void);
183 void twl6030_usb_device_settings(void);
184 void twl6030_start_usb_charging(void);
185 void twl6030_stop_usb_charging(void);
186 int twl6030_get_battery_voltage(void);
187 int twl6030_get_battery_current(void);
188 void twl6030_power_mmc_init(int dev_index);
189 
190 #endif /* TWL6030_H */
191