static void uboot_rtc_set_alarm_sec(unsigned long secs)
{
int i=0;
unsigned long read_secs;
sprd_rtc_set_alarm_sec(secs);
msleep(150);
do {
if(i!=0){
sprd_rtc_set_alarm_sec(secs);
msleep(150);
}
read_secs = sprd_rtc_get_alarm_sec();
msleep(1);
i++;
}while(read_secs != secs && i < 100);
}
static int sprd_rtc_set_alarm(struct device *dev,
struct rtc_wkalrm *alrm)
{
unsigned long secs;
unsigned temp;
sci_adi_raw_write(ANA_RTC_INT_CLR, RTC_ALARM_BIT);
if(alrm->enabled){
rtc_tm_to_time(&alrm->time, &secs);
if(secs < secs_start_year_to_1970)
return -1;
temp = sci_adi_read(ANA_RTC_INT_EN);
temp |= RTC_ALARM_BIT;
sci_adi_raw_write(ANA_RTC_INT_EN, temp);
secs = secs - secs_start_year_to_1970;
wake_lock(&rtc_wake_lock);
sprd_rtc_set_alarm_sec(secs);
sci_adi_raw_write(ANA_RTC_SPG_UPD, SPRD_RTC_UNLOCK);
wake_unlock(&rtc_wake_lock);
}else{
sci_adi_clr(ANA_RTC_INT_EN, RTC_ALARM_BIT);
sci_adi_raw_write(ANA_RTC_SPG_UPD, SPRD_RTC_LOCK);
msleep(150);
}
return 0;
}
static int sprd_rtc_set_alarm(struct device *dev,
struct rtc_wkalrm *alrm)
{
unsigned long secs;
unsigned temp;
unsigned long read_secs;
int i = 0,n;
rtc_tm_to_time(&alrm->time, &secs);
sci_adi_raw_write(ANA_RTC_INT_CLR, RTC_ALARM_BIT);
// printk("sprd_rtc_set_alarm enable : %d, : %lu, secs : %lu\n", alrm->enabled, secs_start_year_to_1970, secs);
// printk("sprd_rtc_set_alarm - day [%d] hour [%d] min [%d] sec [%d]\n", alrm->time.tm_mday, alrm->time.tm_hour, alrm->time.tm_min, alrm->time.tm_sec);
if(alrm->enabled){
if(secs < secs_start_year_to_1970)
return -1;
temp = sci_adi_read(ANA_RTC_INT_EN);
temp |= RTC_ALARM_BIT;
sci_adi_raw_write(ANA_RTC_INT_EN, temp);
secs = secs - secs_start_year_to_1970;
wake_lock(&rtc_wake_lock);
n = 2;
while(sprd_rtc_set_alarm_sec(secs)!=0&&(n--)>0);
do {
if(i!=0){
n = 2;
while(sprd_rtc_set_alarm_sec(secs)!=0&&(n--)>0);
}
read_secs = sprd_rtc_get_alarm_sec();
msleep(1);
i++;
}while(read_secs != secs && i < SPRD_RTC_SET_MAX);
//sci_adi_raw_write(ANA_RTC_SPG_UPD, SPRD_RTC_UNLOCK);
wake_unlock(&rtc_wake_lock);
}else{
sci_adi_clr(ANA_RTC_INT_EN, RTC_ALARM_BIT);
//sci_adi_raw_write(ANA_RTC_SPG_UPD, SPRD_RTC_LOCK);
msleep(150);
}
return 0;
}
int sprd_clean_rtc(void)
{
int err;
ANA_REG_AND(ANA_RTC_INT_EN, ~(RTC_INT_ALL_MSK)); // disable all interrupt
ANA_REG_OR(ANA_APB_CLK_EN, AGEN_RTC_EN | AGEN_RTC_RTC_EN); //enable rtc device
CLEAR_RTC_INT(RTC_INT_ALL_MSK);
sprd_rtc_set_sec(0);
sprd_rtc_set_alarm_sec(0);
printf("now time sec %lu\n", sprd_rtc_get_sec());
printf("now alarm sec %lu\n", sprd_rtc_get_alarm_sec());
return 0;
}
