include/max17040.h

   1
   2 #ifndef _MAX17040_H
   3 #define _MAX17040_H
   4
   5 #define MAX17040_I2C_ADDRESS                            0x36
   6
   7 #define MAX17040_DEFAULT_RCOMP_VALUE            0x9700
   8 #define MAX17040_I2C_PRO_VALUE                          0x5400
   9 #define MAX17040_QUICK_START_VALUE                      0x4000
  10
  11 //register map
  12 #define MAX17040_REG_VCELL                                      0x2
  13 #define MAX17040_REG_SOC                                        0x4
  14 #define MAX17040_REG_MODE                                       0x6
  15 #define MAX17040_REG_VERSION                            0x08
  16 #define MAX17040_REG_RCOMP                                      0x0c
  17 #define MAX17040_REG_COMMAND                            0xfe
  18
  19 //quick start condition check
  20 #define S1_QUICK_START                                          0x1
  21 #define S1_RCOMP_VALUE                                          0xb000
  22
  23 #define SLP45_QUICK_START                   0x2
  24 #define SLP45_RCOMP_VALUE                   0xd000
  25
  26 typedef struct max17040_fuel_gauge_linear_data {
  27         unsigned int min_vcell;
  28         unsigned int slope;
  29         unsigned int y_interception;
  30 }fuel_gauge_linear_data;
  31
  32 unsigned int init_fuel_gauge(u32 i2c_bus, int qstart_table_list, fuel_gauge_linear_data fuel_gauge_quick_table[10]);
  33
  34 #endif
  35
  36
  37