2 * Copyright (C) 2012 Samsung Electronics
3 * Lukasz Majewski <l.majewski@samsung.com>
5 * SPDX-License-Identifier: GPL-2.0+
8 #ifndef __MAX17042_FG_H_
9 #define __MAX17042_FG_H_
11 /* MAX 17042 registers */
13 MAX17042_STATUS = 0x00,
14 MAX17042_SOCREP = 0x06,
15 MAX17042_VCELL = 0x09,
16 MAX17042_CURRENT = 0x0A,
17 MAX17042_AVG_CURRENT = 0x0B,
18 MAX17042_SOCMIX = 0x0D,
19 MAX17042_SOCAV = 0x0E,
20 MAX17042_DESIGN_CAP = 0x18,
21 MAX17042_AVG_VCELL = 0x19,
22 MAX17042_CONFIG = 0x1D,
23 MAX17042_VERSION = 0x21,
24 MAX17042_LEARNCFG = 0x28,
25 MAX17042_FILTERCFG = 0x29,
26 MAX17042_RELAXCFG = 0x2A,
27 MAX17042_MISCCFG = 0x2B,
28 MAX17042_CGAIN = 0x2E,
30 MAX17042_RCOMP0 = 0x38,
31 MAX17042_TEMPCO = 0x39,
32 MAX17042_FSTAT = 0x3D,
33 MAX17042_MLOCKReg1 = 0x62,
34 MAX17042_MLOCKReg2 = 0x63,
35 MAX17042_MODEL1 = 0x80,
36 MAX17042_MODEL2 = 0x90,
37 MAX17042_MODEL3 = 0xA0,
38 MAX17042_VFOCV = 0xFB,
39 MAX17042_VFSOC = 0xFF,
41 FG_NUM_OF_REGS = 0x100,
48 #define MAX17042_POR (1 << 1)
50 #define MODEL_UNLOCK1 0x0059
51 #define MODEL_UNLOCK2 0x00c4
52 #define MODEL_LOCK1 0x0000
53 #define MODEL_LOCK2 0x0000
55 #define MAX17042_I2C_ADDR (0x6C >> 1)
57 int power_fg_init(unsigned char bus);
58 #endif /* __MAX17042_FG_H_ */