1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * (C) Copyright 2012-2013
4 * Texas Instruments, <www.ti.com>
5 */
6#ifndef PALMAS_H
7#define PALMAS_H
8
9#include <i2c.h>
10
11/* I2C chip addresses, TW6035/37 */
12#define TWL603X_CHIP_P1		0x48	/* Page 1 */
13#define TWL603X_CHIP_P2		0x49	/* Page 2 */
14#define TWL603X_CHIP_P3		0x4a	/* Page 3 */
15
16/* TPS659038/39 */
17#define TPS65903X_CHIP_P1	0x58	/* Page 1 */
18
19/* Page 1 registers (0x1XY translates to page 1, reg addr 0xXY): */
20
21/* LDO1 control/voltage */
22#define LDO1_CTRL		0x50
23#define LDO1_VOLTAGE		0x51
24
25/* LDO1 control/voltage for LP873x */
26#define LP873X_LDO1_ADDR	0x60
27#define LP873X_LDO1_CTRL	0x9
28#define LP873X_LDO1_VOLTAGE	0xa
29#define LP873X_LDO_VOLT_3V0	0x19
30#define LP873X_LDO_VOLT_1V8	0xa
31#define LP873X_LDO_CTRL_EN	(0x1 << 0)
32#define LP873X_LDO_CTRL_EN_PINCTRL	(0x1 << 1)
33#define LP873X_LDO_CTRL_RDIS_EN	(0x1 << 2)
34
35/* LDO2 control/voltage */
36#define LDO2_CTRL		0x52
37#define LDO2_VOLTAGE		0x53
38
39/* LDO2 control/voltage */
40#define LDO4_CTRL		0x5e
41#define LDO4_VOLTAGE		0x5f
42
43/* LDO9 control/voltage */
44#define LDO9_CTRL		0x60
45#define LDO9_VOLTAGE		0x61
46
47/* LDOUSB control/voltage */
48#define LDOUSB_CTRL		0x64
49#define LDOUSB_VOLTAGE		0x65
50#define LDO_CTRL		0x6a
51
52/* Control of 32 kHz audio clock */
53#define CLK32KGAUDIO_CTRL	0xd5
54
55/* SYSEN2_CTRL for VCC_3v3_AUX supply on the sEVM */
56#define SYSEN2_CTRL		0xd9
57
58/*
59 * Bit field definitions for LDOx_CTRL, SYSENx_CTRL
60 * and some other xxx_CTRL resources:
61 */
62#define LDO9_BYP_EN		(1 << 6)	/* LDO9 only! */
63#define RSC_STAT_ON		(1 << 4)	/* RO status bit! */
64#define RSC_MODE_SLEEP		(1 << 2)
65#define RSC_MODE_ACTIVE		(1 << 0)
66
67/* Some LDO voltage values */
68#define LDO_VOLT_OFF		0
69#define LDO_VOLT_1V8		0x13
70#define LDO_VOLT_3V0		0x2b
71#define LDO_VOLT_3V3		0x31
72/* Request bypass, LDO9 only */
73#define LDO9_BYPASS		0x3f
74
75/* SMPS7_CTRL */
76#define SMPS7_CTRL		0x30
77
78/* SMPS9_CTRL */
79#define SMPS9_CTRL		0x38
80#define SMPS9_VOLTAGE		0x3b
81
82/* SMPS10_CTRL */
83#define SMPS10_CTRL		0x3c
84#define SMPS10_MODE_ACTIVE_D	0x0d
85
86/* Bit field definitions for SMPSx_CTRL */
87#define SMPS_MODE_ACT_AUTO	1
88#define SMPS_MODE_ACT_ECO	2
89#define SMPS_MODE_ACT_FPWM	3
90#define SMPS_MODE_SLP_AUTO	(1 << 2)
91#define SMPS_MODE_SLP_ECO	(2 << 2)
92#define SMPS_MODE_SLP_FPWM	(3 << 2)
93
94/*
95 * Some popular SMPS voltages, all with RANGE=1; note
96 * that RANGE cannot be changed on the fly
97 */
98#define SMPS_VOLT_OFF		0
99#define SMPS_VOLT_1V2		0x90
100#define SMPS_VOLT_1V8		0xae
101#define SMPS_VOLT_2V1		0xbd
102#define SMPS_VOLT_3V0		0xea
103#define SMPS_VOLT_3V3		0xf9
104
105/* Backup Battery & VRTC Control */
106#define BB_VRTC_CTRL		0xa8
107/* Bit definitions for BB_VRTC_CTRL */
108#define VRTC_EN_SLP		(1 << 6)
109#define VRTC_EN_OFF		(1 << 5)
110#define VRTC_PWEN		(1 << 4)
111#define BB_LOW_ICHRG		(1 << 3)
112#define BB_HIGH_ICHRG		(0 << 3)
113#define BB_VSEL_3V0		(0 << 1)
114#define BB_VSEL_2V5		(1 << 1)
115#define BB_VSEL_3V15		(2 << 1)
116#define BB_VSEL_VBAT		(3 << 1)
117#define BB_CHRG_EN		(1 << 0)
118
119#if !CONFIG_IS_ENABLED(DM_I2C)
120/*
121 * Functions to read and write from TPS659038/TWL6035/TWL6037
122 * or other Palmas family of TI PMICs
123 */
124static inline int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
125{
126	return i2c_write(chip_no, reg, 1, &val, 1);
127}
128
129static inline int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
130{
131	return i2c_read(chip_no, reg, 1, val, 1);
132}
133#else
134int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val);
135int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val);
136#endif
137
138void palmas_init_settings(void);
139int palmas_mmc1_poweron_ldo(uint ldo_volt, uint ldo_ctrl, uint voltage);
140int lp873x_mmc1_poweron_ldo(uint voltage);
141int twl603x_mmc1_set_ldo9(u8 vsel);
142int twl603x_audio_power(u8 on);
143int twl603x_enable_bb_charge(u8 bb_fields);
144int palmas_enable_ss_ldo(void);
145
146#endif /* PALMAS_H */
147