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      1 /* SPDX-License-Identifier: GPL-2.0+ */
      2 /*
      3  *  Copyright (C) 2012 Samsung Electronics
      4  *  Lukasz Majewski <l.majewski (at) samsung.com>
      5  */
      6 
      7 #ifndef __MAX17042_FG_H_
      8 #define __MAX17042_FG_H_
      9 
     10 /* MAX 17042 registers */
     11 enum {
     12 	MAX17042_STATUS         = 0x00,
     13 	MAX17042_SOCREP         = 0x06,
     14 	MAX17042_VCELL          = 0x09,
     15 	MAX17042_CURRENT        = 0x0A,
     16 	MAX17042_AVG_CURRENT	= 0x0B,
     17 	MAX17042_SOCMIX	= 0x0D,
     18 	MAX17042_SOCAV		= 0x0E,
     19 	MAX17042_DESIGN_CAP	= 0x18,
     20 	MAX17042_AVG_VCELL	= 0x19,
     21 	MAX17042_CONFIG	= 0x1D,
     22 	MAX17042_VERSION	= 0x21,
     23 	MAX17042_LEARNCFG       = 0x28,
     24 	MAX17042_FILTERCFG	= 0x29,
     25 	MAX17042_RELAXCFG	= 0x2A,
     26 	MAX17042_MISCCFG	= 0x2B,
     27 	MAX17042_CGAIN		= 0x2E,
     28 	MAX17042_COFF		= 0x2F,
     29 	MAX17042_RCOMP0	= 0x38,
     30 	MAX17042_TEMPCO	= 0x39,
     31 	MAX17042_FSTAT		= 0x3D,
     32 	MAX17042_MLOCKReg1	= 0x62,
     33 	MAX17042_MLOCKReg2	= 0x63,
     34 	MAX17042_MODEL1         = 0x80,
     35 	MAX17042_MODEL2         = 0x90,
     36 	MAX17042_MODEL3         = 0xA0,
     37 	MAX17042_VFOCV		= 0xFB,
     38 	MAX17042_VFSOC		= 0xFF,
     39 
     40 	FG_NUM_OF_REGS = 0x100,
     41 };
     42 
     43 #define RCOMP0			0x0060
     44 #define TempCo			0x1015
     45 
     46 
     47 #define MAX17042_POR (1 << 1)
     48 
     49 #define MODEL_UNLOCK1		0x0059
     50 #define MODEL_UNLOCK2		0x00c4
     51 #define MODEL_LOCK1		0x0000
     52 #define MODEL_LOCK2		0x0000
     53 
     54 #define MAX17042_I2C_ADDR	(0x6C >> 1)
     55 
     56 int power_fg_init(unsigned char bus);
     57 #endif /* __MAX17042_FG_H_ */
     58