129 lines
2.9 KiB
C
129 lines
2.9 KiB
C
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/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2021-11-17 JasonHu first version
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include <rtdevice.h>
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#include <string.h>
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#include <time.h>
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#include <rtdbg.h>
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#include <sunxi_hal_rtc.h>
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#ifdef RT_USING_RTC
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static rt_err_t rtc_init(struct rt_device *dev)
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{
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if (hal_rtc_init() != 0)
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{
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LOG_E("init rtc hal failed!");
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return -RT_ERROR;
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}
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return RT_EOK;
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}
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static rt_err_t rtc_control(rt_device_t dev, int cmd, void *args)
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{
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rt_err_t result = RT_EOK;
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struct tm time_temp;
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struct tm *time_now;
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struct rtc_time hal_rtc_time;
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switch (cmd)
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{
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case RT_DEVICE_CTRL_RTC_GET_TIME:
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if (hal_rtc_gettime(&hal_rtc_time) != 0)
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{
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LOG_E("rtc gettime failed!\n");
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return -RT_ERROR;
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}
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time_temp.tm_sec = hal_rtc_time.tm_sec;
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time_temp.tm_min = hal_rtc_time.tm_min;
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time_temp.tm_hour = hal_rtc_time.tm_hour;
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time_temp.tm_mday = hal_rtc_time.tm_mday;
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time_temp.tm_mon = hal_rtc_time.tm_mon;
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time_temp.tm_year = hal_rtc_time.tm_year;
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*((time_t *)args) = mktime(&time_temp);
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break;
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case RT_DEVICE_CTRL_RTC_SET_TIME:
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rt_enter_critical();
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/* converts calendar time time into local time. */
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time_now = localtime((const time_t *)args);
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/* copy the statically located variable */
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memcpy(&time_temp, time_now, sizeof(struct tm));
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/* unlock scheduler. */
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rt_exit_critical();
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hal_rtc_time.tm_sec = time_temp.tm_sec;
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hal_rtc_time.tm_min = time_temp.tm_min;
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hal_rtc_time.tm_hour = time_temp.tm_hour;
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hal_rtc_time.tm_mday = time_temp.tm_mday;
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hal_rtc_time.tm_mon = time_temp.tm_mon;
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hal_rtc_time.tm_year = time_temp.tm_year;
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if (hal_rtc_settime(&hal_rtc_time) != 0)
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{
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LOG_E("rtc settime failed!\n");
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return -RT_ERROR;
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}
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break;
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default:
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return -RT_EINVAL;
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}
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return result;
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}
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#ifdef RT_USING_DEVICE_OPS
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const static struct rt_device_ops rt_hw_rtc_ops =
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{
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rtc_init,
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RT_NULL,
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RT_NULL,
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RT_NULL,
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RT_NULL,
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rtc_control
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};
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#endif
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int rt_hw_rtc_init(void)
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{
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rt_err_t ret = RT_EOK;
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static struct rt_device rtc_dev;
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rtc_dev.type = RT_Device_Class_RTC;
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rtc_dev.rx_indicate = RT_NULL;
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rtc_dev.tx_complete = RT_NULL;
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#ifdef RT_USING_DEVICE_OPS
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rtc_dev.ops = &rt_hw_rtc_ops;
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#else
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rtc_dev.init = rtc_init;
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rtc_dev.open = RT_NULL;
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rtc_dev.close = RT_NULL;
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rtc_dev.read = RT_NULL;
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rtc_dev.write = RT_NULL;
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rtc_dev.control = rtc_control;
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#endif
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rtc_dev.user_data = RT_NULL;
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#ifdef BSP_USING_RTC
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ret = rt_device_register(&rtc_dev, "rtc", RT_DEVICE_FLAG_RDWR);
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#endif
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return ret;
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}
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INIT_DEVICE_EXPORT(rt_hw_rtc_init);
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#endif
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