static kal_int32 fgauge_set_low_battery_interrupt(void *data)
{
#if defined(CONFIG_MTK_HAFG_20)
kal_uint32 voltage=*(kal_uint32*)(data);
kal_uint32 rawdata;
static int eint_init=0;
if(eint_init==0)
{
pmic_register_interrupt_callback(2,fg_bat_l_int_handler);
eint_init=1;
}
is_lbat_int=KAL_FALSE;
pmic_turn_on_clock(KAL_TRUE);
rawdata=voltage*4096/1800/4;
bm_print(BM_LOG_CRTI, "[fgauge_set_low_battery_interrupt] Battery voltage %d %d\n",rawdata,voltage);
// 0:set interrupt
pmic_set_register_value(PMIC_RG_INT_EN_BAT_L,1);
// 1.setup min voltage threshold 3.4v
pmic_set_register_value(PMIC_RG_LBAT_VOLT_MIN,rawdata);
// 2.setup detection period
pmic_set_register_value(PMIC_RG_LBAT_DET_PRD_19_16,0x0);
pmic_set_register_value(PMIC_RG_LBAT_DET_PRD_15_0,0x12f);
// 3.setup max/min debounce time
pmic_set_register_value(PMIC_RG_LBAT_DEBT_MIN,0x5a);//15mins
// 4.turn on IRQ
pmic_set_register_value(PMIC_RG_LBAT_IRQ_EN_MIN,0x1);
// 5. turn on LowBattery Detection
pmic_set_register_value(PMIC_RG_LBAT_EN_MIN,1);
#endif
return STATUS_OK;
}
static int rtc_pdrv_probe(struct platform_device *pdev)
{
unsigned long flags;
/* only enable LPD interrupt in engineering build */
spin_lock_irqsave(&rtc_lock, flags);
hal_rtc_set_lp_irq();
spin_unlock_irqrestore(&rtc_lock, flags);
/* register rtc device (/dev/rtc0) */
rtc = rtc_device_register(RTC_NAME, &pdev->dev, &rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) {
rtc_xerror("register rtc device failed (%ld)\n", PTR_ERR(rtc));
return PTR_ERR(rtc);
}
#ifdef PMIC_REGISTER_INTERRUPT_ENABLE
pmic_register_interrupt_callback(RTC_INTERRUPT_NUM,rtc_irq_handler);
pmic_enable_interrupt(RTC_INTERRUPT_NUM,1,"RTC");
#endif
device_init_wakeup(&pdev->dev, 1);
return 0;
}
