/* Disable charger and minimize all settings. Reset timers, etc. */
static void disable_charger(void)
{
ascodec_write_charger(TMPSUP_OFF | CHG_I_50MA | CHG_V_3_90V | CHG_OFF);
if (charge_state > DISCHARGING)
charge_state = DISCHARGING; /* Not an error state already */
charger_total_timer = 0;
battery_voltage_sync();
}
/* Enable charger with specified settings. Start timers, etc. */
static void enable_charger(void)
{
ascodec_write(AS3514_CHARGER, BATT_CHG_I | BATT_CHG_V);
/* Watch for end of charge. Temperature supervision is handled in
* hardware. Charger status can be read and has no interrupt enable. */
ascodec_write(AS3514_IRQ_ENRD0, CHG_ENDOFCH);
sleep(HZ/10); /* Allow charger turn-on time (it could be gradual). */
ascodec_read(AS3514_IRQ_ENRD0); /* Clear out interrupts (important!) */
charge_state = CHARGING;
charger_total_timer = CHARGER_TOTAL_TIMER;
battery_voltage_sync();
}
/* Enable charger with specified settings. Start timers, etc. */
static void enable_charger(void)
{
ascodec_write_charger(BATT_CHG_I | BATT_CHG_V);
sleep(HZ/10); /* Allow charger turn-on time (it could be gradual). */
#if CONFIG_CPU != AS3525v2
/* acknowledge first end of charging interrupt, it seems to happen both
* at charger plug and charger unplug
* It doesn't happen on newer AS3543
*/
ascodec_endofch();
#endif
charge_state = CHARGING;
charger_total_timer = CHARGER_TOTAL_TIMER;
battery_voltage_sync();
}
static inline void charger_plugged(void)
{
batt_threshold = BATT_FULL_VOLTAGE; /* Start with topped value. */
battery_voltage_sync();
}
