Merge pull request #1919 from XXXXzzzz000/add_rtc_driver
[bsp][stm32f10x-HAL] add rtc driver
This commit is contained in:
Bernard Xiong
GitHub
commit
f97e19c509
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@ -193,6 +193,11 @@ if BSP_USING_WDT
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default n
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endif
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menuconfig BSP_USING_RTC
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bool "Using rtc"
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select RT_USING_RTC
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default n
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if RT_USING_DEVICE_IPC && (STM32F103RC || STM32F103RD || STM32F103RE || STM32F103RF || STM32F103RG ||STM32F103VC || STM32F103VD || STM32F103VE || STM32F103VF || STM32F103VG ||STM32F103ZC || STM32F103ZD || STM32F103ZE || STM32F103ZF || STM32F103ZG)
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config RT_USING_SDCARD
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bool "Using sdcard with sdio"
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@ -25,6 +25,9 @@ if GetDepend(['RT_USING_I2C', 'RT_USING_I2C_BITOPS']):
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if GetDepend(['RT_USING_WDT']):
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src += ['drv_iwg.c']
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if GetDepend(['RT_USING_RTC']):
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src += ['drv_rtc.c']
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if rtconfig.CROSS_TOOL == 'gcc':
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src += ['gcc_startup.s']
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@ -0,0 +1,214 @@
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/*
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* Copyright (c) 2006-2018, 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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* 2017-10-25 ZYH first implementation
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* 2018-10-23 XXXXzzzz000 first implementation,referance:stm32f4xx-HAL/drv_rtc.c
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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 <board.h>
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#include <string.h>
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#include <time.h>
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RTC_HandleTypeDef hrtc;
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/* RTC init function */
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void MX_RTC_Init(void)
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{
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RTC_TimeTypeDef sTime;
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RTC_DateTypeDef sDate;
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/* Initialize RTC Only */
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hrtc.Instance = RTC;
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hrtc.Init.AsynchPrediv = RTC_AUTO_1_SECOND;
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hrtc.Init.OutPut = RTC_OUTPUTSOURCE_NONE;
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RT_ASSERT(HAL_RTC_Init(&hrtc) == HAL_OK);
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/* Initialize RTC and set the Time and Date */
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if (HAL_RTCEx_BKUPRead(&hrtc, RTC_BKP_DR1) != 0x32F1)
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{
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sTime.Hours = 0x0;
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sTime.Minutes = 0x0;
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sTime.Seconds = 0x0;
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RT_ASSERT(HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BIN) == HAL_OK);
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sDate.WeekDay = RTC_WEEKDAY_MONDAY;
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sDate.Month = RTC_MONTH_JANUARY;
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sDate.Date = 1;
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sDate.Year = 0;
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RT_ASSERT(HAL_RTC_SetDate(&hrtc, &sDate, RTC_FORMAT_BIN) == HAL_OK);
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}
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HAL_RTCEx_BKUPWrite(&hrtc, RTC_BKP_DR1, 0x32F1);
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}
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void HAL_RTC_MspInit(RTC_HandleTypeDef *rtcHandle)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct;
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RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;
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if (rtcHandle->Instance == RTC)
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{
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__HAL_RCC_PWR_CLK_ENABLE();
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HAL_PWR_EnableBkUpAccess();
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__HAL_RCC_BKP_CLK_ENABLE();
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
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RCC_OscInitStruct.LSEState = RCC_LSE_ON;
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HAL_RCC_OscConfig(&RCC_OscInitStruct);
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PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
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PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
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HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
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__HAL_RCC_RTC_ENABLE();
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}
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}
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void HAL_RTC_MspDeInit(RTC_HandleTypeDef *rtcHandle)
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{
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if (rtcHandle->Instance == RTC)
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{
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/* 禁用RTC时钟 */
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__HAL_RCC_RTC_DISABLE();
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/* 禁用PWR时钟和读取备份域 */
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HAL_PWR_DisableBkUpAccess();
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__HAL_RCC_PWR_CLK_DISABLE();
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/* 禁用备份时钟：备份寄存器 */
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__HAL_RCC_BKP_CLK_DISABLE();
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}
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}
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static rt_err_t stm32_rtc_control(struct rt_device *dev,
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int cmd,
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void *args)
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{
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struct tm *tm_now;
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struct tm now;
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RTC_TimeTypeDef sTime;
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RTC_DateTypeDef sDate;
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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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HAL_RTC_GetTime(&hrtc, &sTime, RTC_FORMAT_BIN);
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HAL_RTC_GetDate(&hrtc, &sDate, RTC_FORMAT_BIN);
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now.tm_hour = sTime.Hours;
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now.tm_min = sTime.Minutes;
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now.tm_sec = sTime.Seconds;
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now.tm_year = sDate.Year + 100;
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now.tm_mon = sDate.Month - 1;
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now.tm_mday = sDate.Date;
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*((time_t *)args) = mktime(&now);
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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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tm_now = localtime((const time_t *)args);
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/* copy the statically located variable */
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memcpy(&now, tm_now, sizeof(struct tm));
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/* unlock scheduler. */
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rt_exit_critical();
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sTime.Hours = now.tm_hour;
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sTime.Minutes = now.tm_min;
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sTime.Seconds = now.tm_sec;
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sDate.Year = now.tm_year - 100;
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sDate.Month = now.tm_mon + 1;
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sDate.Date = now.tm_mday;
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HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BIN);
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HAL_RTC_SetDate(&hrtc, &sDate, RTC_FORMAT_BIN);
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break;
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}
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return RT_EOK;
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}
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static rt_err_t stm32_rtc_init(struct rt_device *dev)
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{
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return RT_EOK;
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}
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static rt_err_t stm32_rtc_open(struct rt_device *dev, rt_uint16_t oflag)
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{
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return RT_EOK;
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}
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static rt_err_t stm32_rtc_close(struct rt_device *dev)
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{
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return RT_EOK;
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}
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static rt_size_t stm32_rtc_read(struct rt_device *dev,
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rt_off_t pos,
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void *buffer,
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rt_size_t size)
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{
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stm32_rtc_control(dev, RT_DEVICE_CTRL_RTC_GET_TIME, buffer);
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return size;
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}
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static rt_size_t stm32_rtc_write(struct rt_device *dev,
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rt_off_t pos,
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const void *buffer,
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rt_size_t size)
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{
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stm32_rtc_control(dev, RT_DEVICE_CTRL_RTC_SET_TIME, (void *)buffer);
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return size;
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}
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struct rt_device rtc_device;
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int rt_hw_rtc_init(void)
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{
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MX_RTC_Init();
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rtc_device.type = RT_Device_Class_RTC;
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rtc_device.rx_indicate = RT_NULL;
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rtc_device.tx_complete = RT_NULL;
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rtc_device.init = stm32_rtc_init;
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rtc_device.open = stm32_rtc_open;
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rtc_device.close = stm32_rtc_close;
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rtc_device.read = stm32_rtc_read;
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rtc_device.write = stm32_rtc_write;
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rtc_device.control = stm32_rtc_control;
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rtc_device.user_data = RT_NULL;
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/* register a character device */
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return rt_device_register(&rtc_device, "rtc", RT_DEVICE_FLAG_RDWR);
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}
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INIT_BOARD_EXPORT(rt_hw_rtc_init);
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static void rtc_set(uint8_t argc, char **argv)
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{
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rt_device_t rtc = rt_device_find("rtc");
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RT_ASSERT(rtc != NULL);
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struct tm now = {
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.tm_hour = 10,
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.tm_min = 35,
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.tm_sec = 0,
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.tm_year = 2018 - 1900,
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.tm_mon = 10 - 1,
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.tm_mday = 23,
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};
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time_t tim = mktime(&now);
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rt_device_control(rtc, RT_DEVICE_CTRL_RTC_SET_TIME, &tim);
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int ret = rt_device_write(rtc, 0, &tim, 0);
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}
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MSH_CMD_EXPORT(rtc_set, rtc_set yyyy mm dd hh mm ss);
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static void rtc_get(uint8_t argc, char **argv)
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{
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rt_device_t rtc = rt_device_find("rtc");
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RT_ASSERT(rtc != NULL);
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struct tm *tm_now;
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time_t tim;
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struct tm now;
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rt_device_control(rtc, RT_DEVICE_CTRL_RTC_GET_TIME, &tim);
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rt_enter_critical();
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tm_now = localtime(&tim);
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memcpy(&now, tm_now, sizeof(struct tm));
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rt_exit_critical();
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rt_kprintf("%d/%d/%d %d:%d:%d\n", now.tm_year + 1900, now.tm_mon + 1, now.tm_mday, now.tm_hour, now.tm_min, now.tm_sec);
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}
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MSH_CMD_EXPORT(rtc_get, rtc_get);
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@ -0,0 +1,15 @@
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/*
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* Copyright (c) 2006-2018, 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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* 2017-10-25 ZYH first implementation
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* 2018-10-23 XXXXzzzz000 first implementation,referance:stm32f4xx-HAL/drv_rtc.h
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*/
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#ifndef __DRV_RTC_H__
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#define __DRV_RTC_H__
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extern int rt_hw_rtc_init(void);
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#endif
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@ -79,7 +79,9 @@ extern "C" {
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#endif
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#define HAL_PWR_MODULE_ENABLED
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#define HAL_RCC_MODULE_ENABLED
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// #define HAL_RTC_MODULE_ENABLED
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#ifdef RT_USING_RTC
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#define HAL_RTC_MODULE_ENABLED
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#endif
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#ifdef RT_USING_SDCARD
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#define HAL_SD_MODULE_ENABLED
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#endif
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