/* callback for battery check
* return : bool
* true - battery detected, false battery NOT detected
*/
static bool sec_bat_check_callback(void)
{
int i, present;
present = 0;
if (sec_bat_recovery_mode == 1) {
pr_info("%s : recovery_mode, skip batt check\n", __func__);
present = 1;
return present;
}
pm8921_enable_batt_therm(1);
/* check battery 5 times */
for (i = 0; i < 5; i++) {
msleep(500);
present = !gpio_get_value_cansleep(
PM8921_GPIO_PM_TO_SYS(
PMIC_GPIO_BATT_INT));
/* If the battery is missing, then check more */
if (present) {
i++;
break;
}
}
pm8921_enable_batt_therm(0);
pr_info("%s : battery is %s (%d time%c)\n",
__func__, present ? "present" : "absent",
i, (i == 1) ? ' ' : 's');
return present ? true : false;
}
/* callback for battery check
* return : bool
* true - battery detected, false battery NOT detected
*/
static bool sec_bat_check_callback(void)
{
pm8921_enable_batt_therm(1);
msleep(1000);
if (gpio_get_value_cansleep(
PM8921_GPIO_PM_TO_SYS(
PMIC_GPIO_BATT_INT))) {
pr_info("%s : CF open, Battery NOT detected\n", __func__);
pm8921_enable_batt_therm(0);
return false;
}
pm8921_enable_batt_therm(0);
return true;
}
static bool sec_bat_check_cable_result_callback(
int cable_type)
{
struct regulator *l29;
current_cable_type = cable_type;
if(system_rev < 0x3)
{
if (current_cable_type == POWER_SUPPLY_TYPE_BATTERY)
{
pr_info("%s set ldo off\n", __func__);
l29 = regulator_get(NULL, "8921_l29");
if(l29 > 0)
regulator_disable(l29);
}
else
{
pr_info("%s set ldo on\n", __func__);
l29 = regulator_get(NULL, "8921_l29");
if(l29 > 0)
regulator_enable(l29);
}
} else {
if (current_cable_type == POWER_SUPPLY_TYPE_BATTERY)
{
pr_info("%s set Vref_batt_therm off\n", __func__);
pm8921_enable_batt_therm(0);
}
else
{
pr_info("%s set Vref_batt_therm on\n", __func__);
pm8921_enable_batt_therm(1);
}
}
return true;
}
