2 * (C) Copyright 2012-2013
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,
29 /* I2C chip addresses, TW6035/37 */
30 #define TWL603X_CHIP_P1 0x48 /* Page 1 */
31 #define TWL603X_CHIP_P2 0x49 /* Page 2 */
32 #define TWL603X_CHIP_P3 0x4a /* Page 3 */
35 #define TPS65903X_CHIP_P1 0x58 /* Page 1 */
37 /* Page 1 registers (0x1XY translates to page 1, reg addr 0xXY): */
39 /* LDO1 control/voltage */
40 #define LDO1_CTRL 0x50
41 #define LDO1_VOLTAGE 0x51
43 /* LDO9 control/voltage */
44 #define LDO9_CTRL 0x60
45 #define LDO9_VOLTAGE 0x61
47 /* LDOUSB control/voltage */
48 #define LDOUSB_CTRL 0x64
49 #define LDOUSB_VOLTAGE 0x65
51 /* Control of 32 kHz audio clock */
52 #define CLK32KGAUDIO_CTRL 0xd5
54 /* SYSEN2_CTRL for VCC_3v3_AUX supply on the sEVM */
55 #define SYSEN2_CTRL 0xd9
58 * Bit field definitions for LDOx_CTRL, SYSENx_CTRL
59 * and some other xxx_CTRL resources:
61 #define LDO9_BYP_EN (1 << 6) /* LDO9 only! */
62 #define RSC_STAT_ON (1 << 4) /* RO status bit! */
63 #define RSC_MODE_SLEEP (1 << 2)
64 #define RSC_MODE_ACTIVE (1 << 0)
66 /* Some LDO voltage values */
67 #define LDO_VOLT_OFF 0
68 #define LDO_VOLT_1V8 0x13
69 #define LDO_VOLT_3V0 0x2b
70 #define LDO_VOLT_3V3 0x31
71 /* Request bypass, LDO9 only */
72 #define LDO9_BYPASS 0x3f
75 #define SMPS7_CTRL 0x30
78 #define SMPS9_CTRL 0x38
79 #define SMPS9_VOLTAGE 0x3b
81 /* Bit field definitions for SMPSx_CTRL */
82 #define SMPS_MODE_ACT_AUTO 1
83 #define SMPS_MODE_ACT_ECO 2
84 #define SMPS_MODE_ACT_FPWM 3
85 #define SMPS_MODE_SLP_AUTO (1 << 2)
86 #define SMPS_MODE_SLP_ECO (2 << 2)
87 #define SMPS_MODE_SLP_FPWM (3 << 2)
90 * Some popular SMPS voltages, all with RANGE=1; note
91 * that RANGE cannot be changed on the fly
93 #define SMPS_VOLT_OFF 0
94 #define SMPS_VOLT_1V2 0x90
95 #define SMPS_VOLT_1V8 0xae
96 #define SMPS_VOLT_2V1 0xbd
97 #define SMPS_VOLT_3V0 0xea
98 #define SMPS_VOLT_3V3 0xf9
100 /* Backup Battery & VRTC Control */
101 #define BB_VRTC_CTRL 0xa8
102 /* Bit definitions for BB_VRTC_CTRL */
103 #define VRTC_EN_SLP (1 << 6)
104 #define VRTC_EN_OFF (1 << 5)
105 #define VRTC_PWEN (1 << 4)
106 #define BB_LOW_ICHRG (1 << 3)
107 #define BB_HIGH_ICHRG (0 << 3)
108 #define BB_VSEL_3V0 (0 << 1)
109 #define BB_VSEL_2V5 (1 << 1)
110 #define BB_VSEL_3V15 (2 << 1)
111 #define BB_VSEL_VBAT (3 << 1)
112 #define BB_CHRG_EN (1 << 0)
115 * Functions to read and write from TPS659038/TWL6035/TWL6037
116 * or other Palmas family of TI PMICs
118 static inline int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
120 return i2c_write(chip_no, reg, 1, &val, 1);
123 static inline int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
125 return i2c_read(chip_no, reg, 1, val, 1);
128 void palmas_init_settings(void);
129 int palmas_mmc1_poweron_ldo(void);
130 int twl603x_mmc1_set_ldo9(u8 vsel);
131 int twl603x_audio_power(u8 on);
132 int twl603x_enable_bb_charge(u8 bb_fields);
134 #endif /* PALMAS_H */