mirror of
https://github.com/RT-Thread/rt-thread.git
synced 2025-02-19 07:32:02 +08:00
[add] wwdg driver.
This commit is contained in:
parent
73539c6bc0
commit
edd3fd2174
@ -101,6 +101,12 @@ menu "On-chip Peripheral Drivers"
|
||||
bool "Enable GPIO"
|
||||
select RT_USING_PIN
|
||||
default y
|
||||
|
||||
config BSP_USING_WWDG
|
||||
bool "Enable WWDG"
|
||||
select RT_USING_WWDG
|
||||
select RT_USING_WDT
|
||||
default n
|
||||
|
||||
config BSP_USING_QSPI
|
||||
bool "Enable QSPI BUS"
|
||||
|
@ -52,6 +52,9 @@ if GetDepend(['BSP_USING_SPDIFRX']):
|
||||
if GetDepend(['BSP_USING_DFSDM']):
|
||||
src += Glob('ports/drv_dfsdm.c')
|
||||
|
||||
if GetDepend(['BSP_USING_WWDG']):
|
||||
src += Glob('ports/drv_wwdg.c')
|
||||
|
||||
if GetDepend(['BSP_USING_OPENAMP']):
|
||||
src += Glob('CubeMX_Config/CM4/Src/ipcc.c')
|
||||
src += Glob('CubeMX_Config/CM4/Src/openamp.c')
|
||||
|
115
bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_wwdg.c
Normal file
115
bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_wwdg.c
Normal file
@ -0,0 +1,115 @@
|
||||
/*
|
||||
* Copyright (c) 2006-2018, RT-Thread Development Team
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2020-06-18 thread-liu the first version
|
||||
*/
|
||||
|
||||
#include <board.h>
|
||||
|
||||
#if defined(BSP_USING_WWDG)
|
||||
#include "drv_config.h"
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
//#define DRV_DEBUG
|
||||
#define LOG_TAG "drv.wwg"
|
||||
#include <drv_log.h>
|
||||
|
||||
#define LED5_PIN GET_PIN(A, 14)
|
||||
|
||||
static rt_uint8_t feed_flag = 0;
|
||||
static WWDG_HandleTypeDef hwwdg1;
|
||||
|
||||
void WWDG1_IRQHandler(void)
|
||||
{
|
||||
/* enter interrupt */
|
||||
rt_interrupt_enter();
|
||||
|
||||
HAL_WWDG_IRQHandler(&hwwdg1);
|
||||
|
||||
/* leave interrupt */
|
||||
rt_interrupt_leave();
|
||||
}
|
||||
|
||||
void HAL_WWDG_EarlyWakeupCallback(WWDG_HandleTypeDef* hwwdg)
|
||||
{
|
||||
if(hwwdg->Instance==WWDG1)
|
||||
{
|
||||
if (feed_flag)
|
||||
{
|
||||
HAL_WWDG_Refresh(&hwwdg1);
|
||||
HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_14);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void wwdg_init()
|
||||
{
|
||||
rt_pin_mode(LED5_PIN, PIN_MODE_OUTPUT);
|
||||
|
||||
hwwdg1.Instance = WWDG1;
|
||||
hwwdg1.Init.Prescaler = WWDG_PRESCALER_8;
|
||||
hwwdg1.Init.Window = 0X5F;
|
||||
hwwdg1.Init.Counter = 0x7F;
|
||||
hwwdg1.Init.EWIMode = WWDG_EWI_ENABLE;
|
||||
|
||||
if (HAL_WWDG_Init(&hwwdg1) != HAL_OK)
|
||||
{
|
||||
Error_Handler();
|
||||
}
|
||||
|
||||
feed_flag = 1;
|
||||
}
|
||||
|
||||
static void wwdg_control(uint8_t pre_value)
|
||||
{
|
||||
if(pre_value > 7)
|
||||
{
|
||||
pre_value = 7;
|
||||
}
|
||||
hwwdg1.Instance->CFR &= ~(7 << 11); /* clear WDGTB[2:0] */
|
||||
hwwdg1.Instance->CFR |= pre_value << 11; /* set WDGTB[2:0] */
|
||||
}
|
||||
|
||||
static void wwdg_stop(void)
|
||||
{
|
||||
feed_flag = 0;
|
||||
}
|
||||
|
||||
static int wwdg_sample(int argc, char *argv[])
|
||||
{
|
||||
if (argc > 1)
|
||||
{
|
||||
if (!strcmp(argv[1], "run"))
|
||||
{
|
||||
wwdg_init();
|
||||
}
|
||||
else if (!strcmp(argv[1], "set"))
|
||||
{
|
||||
if (argc > 2)
|
||||
{
|
||||
wwdg_control(atoi(argv[2]));
|
||||
}
|
||||
}
|
||||
else if (!strcmp(argv[1], "stop"))
|
||||
{
|
||||
wwdg_stop();
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
rt_kprintf("Usage:\n");
|
||||
rt_kprintf("wwdg_sample run - open wwdg, when feed wwdg in wwdg irq, the LD5 will blink\n");
|
||||
rt_kprintf("wwdg_sample stop - stop to feed wwdg, system will reset\n");
|
||||
rt_kprintf("wwdg_sample set - set the wwdg prescaler, wwdg_sample set [0 - 7]\n");
|
||||
}
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
MSH_CMD_EXPORT(wwdg_sample, window watch dog sample);
|
||||
|
||||
#endif
|
Loading…
x
Reference in New Issue
Block a user