void set_charger_factory_mode()
{
struct i2c_client *client = miniabb_i2c_client;
u8 data;
data = 0x91; //CHG_CURR_1000mA|EOC_LVL_10PER;
i2c_smbus_write_byte_data(client,CHG_CTRL2, data);
data = i2c_smbus_read_word_data(client,CHG_CTRL2);
miniabb_is_PTM = 1;
charger_enable();
printk("[Miniabb] FACTORY charging : 0x%02x \n",data);
}
void set_charger_start_mode(int value)
{
struct i2c_client *client = miniabb_i2c_client;
u8 data;
// current/EOC LEVEL setting
if(value == CHG_TA) {
data = 0x61; //CHG_CURR_700mA|EOC_LVL_10PER;
}
else {
data = 0x21; //CHG_CURR_400mA|EOC_LVL_10PER;
}
i2c_smbus_write_byte_data(client,CHG_CTRL2, data);
charger_enable();
printk("[Miniabb] Charging Current %dmA\n",value);
}
void set_charger_factory_mode()
{
struct i2c_client *client = miniabb_i2c_client;
u8 data;
/* */
#if 0
/* kisung.song : 4.35V setting (CHG_VSET) */
data = 0x91|CHG_VSET; //CHG_CURR_1000mA|EOC_LVL_10PER;
i2c_smbus_write_byte_data(client,CHG_CTRL2, data);
data = i2c_smbus_read_word_data(client,CHG_CTRL2);
miniabb_is_PTM = 1;
charger_enable();
#endif
/* */
printk("[Miniabb] FACTORY charging : 0x%02x \n",data);
}
void set_charger_start_mode(CHG_TYPE chg_type)
{
struct i2c_client *client = miniabb_i2c_client;
u8 data;
/* */
if (miniabb_is_PTM == MINI_ABB_NORMAL_MODE)
{
/* kisung.song : current/EOC LEVEL setting, 4.35V setting (CHG_VSET)*/
switch(chg_type) {
case CHG_TA :
data = CHG_CURR_700mA | CHG_VSET | EOC_LVL_20PER;
break;
case CHG_600 :
data = CHG_CURR_600mA | CHG_VSET | EOC_LVL_10PER;
break;
case CHG_500 :
data = CHG_CURR_500mA | CHG_VSET | EOC_LVL_10PER;
break;
case CHG_USB :
data = CHG_CURR_400mA | CHG_VSET | EOC_LVL_33PER;
break;
case CHG_100 :
data = CHG_CURR_100mA | CHG_VSET | EOC_LVL_10PER;
break;
case CHG_90 :
data = CHG_CURR_90mA | CHG_VSET | EOC_LVL_10PER;
break;
default :
data = CHG_CURR_400mA | CHG_VSET | EOC_LVL_33PER;
break;
}
i2c_smbus_write_byte_data(client,CHG_CTRL2, data);
charger_enable();
}
printk("[Miniabb] Charging Current %dmA\n",chg_type);
/* */
}
void set_charger_start_mode(int value)
{
struct i2c_client *client = miniabb_i2c_client;
u8 data;
/* */
if (miniabb_is_PTM == MINI_ABB_NORMAL_MODE)
{
/* kisung.song : current/EOC LEVEL setting, 4.35V setting (CHG_VSET)*/
if(value == CHG_TA) {
data = 0x63|CHG_VSET; //CHG_CURR_700mA|EOC_LVL_20PER;
}
else {
data = 0x25|CHG_VSET; //CHG_CURR_400mA|EOC_LVL_33PER;
}
i2c_smbus_write_byte_data(client,CHG_CTRL2, data);
charger_enable();
}
printk("[Miniabb] Charging Current %dmA\n",value);
/* */
}
static void charge_loop(uint16_t *batt_soc, int emergency_charge)
{
enum charge_level_t charge_level, charge_level_new;
int tick = 0;
uint16_t voltage = 0;
u8 pwron;
int microvolts, ret;
int action = READ_BATTERY; // initially we wan't to read the battery status
charge_level = charger_detect();
charger_enable(charge_level, emergency_charge);
// and we wan't to display a charge status image
display_image_charging(*batt_soc, charge_level);
while ((*batt_soc < SOC_THRESH_MIN || emergency_charge) &&
charge_level != CHARGE_DISABLE) {
if (action & READ_BATTERY) {
ret = max17042_soc(batt_soc);
if (ret) {
printf("Failed to read battery capacity, reason: %d\n", ret);
if (!emergency_charge) {
break;
}
}
ret = max17042_voltage(&voltage);
if (ret) {
printf("Failed to read battery voltage, reason: %d\n", ret);
if (!emergency_charge) {
break;
}
}
microvolts = voltage*625;
printf("Charging... %hu%% (%d uV)\n", *batt_soc, microvolts);
// If microvolts isn't 0 then we can talk to the gas gauge
// and we no longer need to emergency charge
emergency_charge = (microvolts <= 0);
charge_level_new = charger_detect();
if (charge_level != charge_level_new) {
// to avoid re-writing the GPIOs all the time
charge_level = charge_level_new;
charger_enable(charge_level, emergency_charge);
}
}
if (action & UPDATE_DISPLAY) {
pwron = 0;
if (twl6030_hw_status(&pwron)) {
printf("Failed to read twl6030 hw_status\n");
}
// if button is pressed turn on screen
if ((pwron & STS_PWRON) != STS_PWRON) {
display_image_charging(*batt_soc, charge_level);
} else if (lcd_is_on) {
// if not turn off screen
lcd_disable();
lcd_is_on = 0;
}
}
// each tick is 200 ms
udelay(1000 * 200);
++tick; // tick will overflow in approx. 4971 days
action = get_charge_action(tick);
}
if (charge_level != CHARGE_DISABLE) {
charger_enable(CHARGE_DISABLE, emergency_charge);
}
}
