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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-08-14 Mr.Tiger first version
*/
#include <rtthread.h>
#include <rtdevice.h>
#include "board.h"
#include <sys/time.h>
#include "hal_data.h"
#ifdef BSP_USING_ONCHIP_RTC
#define DBG_TAG "drv.rtc"
#ifdef DRV_DEBUG
#define DBG_LVL DBG_LOG
#else
#define DBG_LVL DBG_INFO
#endif /* DRV_DEBUG */
#include <rtdbg.h>
static rt_err_t ra_rtc_init(void)
{
rt_err_t result = RT_EOK;
if (R_RTC_Open(&g_rtc_ctrl, &g_rtc_cfg) != RT_EOK)
{
LOG_E("rtc init failed.");
result = -RT_ERROR;
}
return result;
}
static time_t get_rtc_timestamp(void)
{
struct tm tm_new = {0};
rtc_time_t g_current_time = {0};
R_RTC_CalendarTimeGet(&g_rtc_ctrl, &g_current_time);
tm_new.tm_year = g_current_time.tm_year;
tm_new.tm_mon = g_current_time.tm_mon;
tm_new.tm_mday = g_current_time.tm_mday;
tm_new.tm_hour = g_current_time.tm_hour;
tm_new.tm_min = g_current_time.tm_min;
tm_new.tm_sec = g_current_time.tm_sec;
tm_new.tm_wday = g_current_time.tm_wday;
tm_new.tm_yday = g_current_time.tm_yday;
tm_new.tm_isdst = g_current_time.tm_isdst;
return timegm(&tm_new);
}
static rt_err_t ra_get_secs(void *args)
{
*(rt_uint32_t *)args = get_rtc_timestamp();
LOG_D("RTC: get rtc_time %x\n", *(rt_uint32_t *)args);
return RT_EOK;
}
static rt_err_t set_rtc_time_stamp(time_t time_stamp)
{
struct tm now;
rtc_time_t g_current_time = {0};
gmtime_r(&time_stamp, &now);
if (now.tm_year < 100)
{
return -RT_ERROR;
}
g_current_time.tm_sec = now.tm_sec ;
g_current_time.tm_min = now.tm_min ;
g_current_time.tm_hour = now.tm_hour;
g_current_time.tm_mday = now.tm_mday;
g_current_time.tm_mon = now.tm_mon;
g_current_time.tm_year = now.tm_year;
g_current_time.tm_wday = now.tm_wday;
g_current_time.tm_yday = now.tm_yday;
if (R_RTC_CalendarTimeSet(&g_rtc_ctrl, &g_current_time) != FSP_SUCCESS)
{
LOG_E("set rtc time failed.");
return -RT_ERROR;
}
return RT_EOK;
}
static rt_err_t ra_set_secs(void *args)
{
rt_err_t result = RT_EOK;
if (set_rtc_time_stamp(*(rt_uint32_t *)args))
{
result = -RT_ERROR;
}
LOG_D("RTC: set rtc_time %x\n", *(rt_uint32_t *)args);
return result;
}
#ifdef RT_USING_ALARM
static rt_err_t ra_get_alarm(void *arg)
{
rt_err_t result = RT_EOK;
struct rt_rtc_wkalarm *wkalarm = (struct rt_rtc_wkalarm *)arg;
rtc_alarm_time_t alarm_time_get =
{
.sec_match = RT_FALSE,
.min_match = RT_FALSE,
.hour_match = RT_FALSE,
.mday_match = RT_FALSE,
.mon_match = RT_FALSE,
.year_match = RT_FALSE,
.dayofweek_match = RT_FALSE,
};
if (RT_EOK == R_RTC_CalendarAlarmGet(&g_rtc_ctrl, &alarm_time_get))
{
wkalarm->tm_hour = alarm_time_get.time.tm_hour;
wkalarm->tm_min = alarm_time_get.time.tm_min;
wkalarm->tm_sec = alarm_time_get.time.tm_sec;
}
else
{
LOG_E("Calendar alarm Get failed.");
}
return result;
}
static rt_err_t ra_set_alarm(void *arg)
{
rt_err_t result = RT_EOK;
struct rt_rtc_wkalarm *wkalarm = (struct rt_rtc_wkalarm *)arg;
rtc_alarm_time_t alarm_time_set =
{
.sec_match = RT_TRUE,
.min_match = RT_TRUE,
.hour_match = RT_TRUE,
.mday_match = RT_FALSE,
.mon_match = RT_FALSE,
.year_match = RT_FALSE,
.dayofweek_match = RT_FALSE,
};
alarm_time_set.time.tm_hour = wkalarm->tm_hour;
alarm_time_set.time.tm_min = wkalarm->tm_min;
alarm_time_set.time.tm_sec = wkalarm->tm_sec;
if (1 == wkalarm->enable)
{
if (RT_EOK != R_RTC_CalendarAlarmSet(&g_rtc_ctrl, &alarm_time_set))
{
LOG_E("Calendar alarm Set failed.");
result = -RT_ERROR;
}
}
else
{
alarm_time_set.sec_match = RT_FALSE;
alarm_time_set.min_match = RT_FALSE;
alarm_time_set.hour_match = RT_FALSE;
if (RT_EOK != R_RTC_CalendarAlarmSet(&g_rtc_ctrl, &alarm_time_set))
{
LOG_E("Calendar alarm Stop failed.");
result = -RT_ERROR;
}
}
return result;
}
#endif /* RT_USING_ALARM */
void rtc_callback(rtc_callback_args_t *p_args)
{
#ifdef RT_USING_ALARM
static rt_device_t ra_device;
if (RTC_EVENT_ALARM_IRQ == p_args->event)
{
rt_alarm_update(ra_device, 1);
}
#endif
}
static const struct rt_rtc_ops ra_rtc_ops =
{
.init = ra_rtc_init,
.get_secs = ra_get_secs,
.set_secs = ra_set_secs,
#ifdef RT_USING_ALARM
.set_alarm = ra_set_alarm,
.get_alarm = ra_get_alarm,
#endif
};
static rt_rtc_dev_t ra_rtc_dev;
static int rt_hw_rtc_init(void)
{
rt_err_t result;
ra_rtc_dev.ops = &ra_rtc_ops;
result = rt_hw_rtc_register(&ra_rtc_dev, "rtc", RT_DEVICE_FLAG_RDWR, RT_NULL);
if (result != RT_EOK)
{
LOG_E("rtc register err code: %d", result);
return result;
}
LOG_D("rtc init success");
return RT_EOK;
}
INIT_DEVICE_EXPORT(rt_hw_rtc_init);
#endif
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