1 /*
2 * (C) Copyright 2012-2013
3 * Texas Instruments, <www.ti.com>
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7 #ifndef PALMAS_H
8 #define PALMAS_H
9
10 #include <common.h>
11 #include <i2c.h>
12
13 /* I2C chip addresses, TW6035/37 */
14 #define TWL603X_CHIP_P1 0x48 /* Page 1 */
15 #define TWL603X_CHIP_P2 0x49 /* Page 2 */
16 #define TWL603X_CHIP_P3 0x4a /* Page 3 */
17
18 /* TPS659038/39 */
19 #define TPS65903X_CHIP_P1 0x58 /* Page 1 */
20
21 /* Page 1 registers (0x1XY translates to page 1, reg addr 0xXY): */
22
23 /* LDO1 control/voltage */
24 #define LDO1_CTRL 0x50
25 #define LDO1_VOLTAGE 0x51
26
27 /* LDO2 control/voltage */
28 #define LDO2_CTRL 0x52
29 #define LDO2_VOLTAGE 0x53
30
31 /* LDO9 control/voltage */
32 #define LDO9_CTRL 0x60
33 #define LDO9_VOLTAGE 0x61
34
35 /* LDOUSB control/voltage */
36 #define LDOUSB_CTRL 0x64
37 #define LDOUSB_VOLTAGE 0x65
38 #define LDO_CTRL 0x6a
39
40 /* Control of 32 kHz audio clock */
41 #define CLK32KGAUDIO_CTRL 0xd5
42
43 /* SYSEN2_CTRL for VCC_3v3_AUX supply on the sEVM */
44 #define SYSEN2_CTRL 0xd9
45
46 /*
47 * Bit field definitions for LDOx_CTRL, SYSENx_CTRL
48 * and some other xxx_CTRL resources:
49 */
50 #define LDO9_BYP_EN (1 << 6) /* LDO9 only! */
51 #define RSC_STAT_ON (1 << 4) /* RO status bit! */
52 #define RSC_MODE_SLEEP (1 << 2)
53 #define RSC_MODE_ACTIVE (1 << 0)
54
55 /* Some LDO voltage values */
56 #define LDO_VOLT_OFF 0
57 #define LDO_VOLT_1V8 0x13
58 #define LDO_VOLT_3V0 0x2b
59 #define LDO_VOLT_3V3 0x31
60 /* Request bypass, LDO9 only */
61 #define LDO9_BYPASS 0x3f
62
63 /* SMPS7_CTRL */
64 #define SMPS7_CTRL 0x30
65
66 /* SMPS9_CTRL */
67 #define SMPS9_CTRL 0x38
68 #define SMPS9_VOLTAGE 0x3b
69
70 /* SMPS10_CTRL */
71 #define SMPS10_CTRL 0x3c
72 #define SMPS10_MODE_ACTIVE_D 0x0d
73
74 /* Bit field definitions for SMPSx_CTRL */
75 #define SMPS_MODE_ACT_AUTO 1
76 #define SMPS_MODE_ACT_ECO 2
77 #define SMPS_MODE_ACT_FPWM 3
78 #define SMPS_MODE_SLP_AUTO (1 << 2)
79 #define SMPS_MODE_SLP_ECO (2 << 2)
80 #define SMPS_MODE_SLP_FPWM (3 << 2)
81
82 /*
83 * Some popular SMPS voltages, all with RANGE=1; note
84 * that RANGE cannot be changed on the fly
85 */
86 #define SMPS_VOLT_OFF 0
87 #define SMPS_VOLT_1V2 0x90
88 #define SMPS_VOLT_1V8 0xae
89 #define SMPS_VOLT_2V1 0xbd
90 #define SMPS_VOLT_3V0 0xea
91 #define SMPS_VOLT_3V3 0xf9
92
93 /* Backup Battery & VRTC Control */
94 #define BB_VRTC_CTRL 0xa8
95 /* Bit definitions for BB_VRTC_CTRL */
96 #define VRTC_EN_SLP (1 << 6)
97 #define VRTC_EN_OFF (1 << 5)
98 #define VRTC_PWEN (1 << 4)
99 #define BB_LOW_ICHRG (1 << 3)
100 #define BB_HIGH_ICHRG (0 << 3)
101 #define BB_VSEL_3V0 (0 << 1)
102 #define BB_VSEL_2V5 (1 << 1)
103 #define BB_VSEL_3V15 (2 << 1)
104 #define BB_VSEL_VBAT (3 << 1)
105 #define BB_CHRG_EN (1 << 0)
106
107 /*
108 * Functions to read and write from TPS659038/TWL6035/TWL6037
109 * or other Palmas family of TI PMICs
110 */
palmas_i2c_write_u8(u8 chip_no,u8 reg,u8 val)111 static inline int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
112 {
113 return i2c_write(chip_no, reg, 1, &val, 1);
114 }
115
palmas_i2c_read_u8(u8 chip_no,u8 reg,u8 * val)116 static inline int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
117 {
118 return i2c_read(chip_no, reg, 1, val, 1);
119 }
120
121 void palmas_init_settings(void);
122 int palmas_mmc1_poweron_ldo(void);
123 int twl603x_mmc1_set_ldo9(u8 vsel);
124 int twl603x_audio_power(u8 on);
125 int twl603x_enable_bb_charge(u8 bb_fields);
126 int palmas_enable_ss_ldo(void);
127
128 #endif /* PALMAS_H */
129