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[bsp][lpc55sxx]update:update drv_wdt (#7397)

This commit is contained in:
Shicheng Chu 2023-04-28 19:26:01 +08:00 committed by GitHub
parent 8964fb70ac
commit a8b7e28741
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 14 additions and 8 deletions
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22
bsp/lpc55sxx/Libraries/drivers/drv_wdt.c
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@ -27,7 +27,13 @@
#if defined(BSP_USING_WDT) #if defined(BSP_USING_WDT)
#include "fsl_wwdt.h" #include "fsl_wwdt.h"
static rt_watchdog_t lpc_watchdog; struct lpc_wdt_obj
{
rt_watchdog_t watchdog;
rt_uint16_t is_start;
};
static struct lpc_wdt_obj lpc_wdt;
static wwdt_config_t WWDT1_config = static wwdt_config_t WWDT1_config =
{ {
/* Enable the watch dog */ /* Enable the watch dog */
@ -118,13 +124,13 @@ static rt_err_t lpc_wwdt_init(rt_watchdog_t *wdt)
* Set watchdog window time to 1s * Set watchdog window time to 1s
*/ */
/* The WDT divides the input frequency into it by 4 */ /* The WDT divides the input frequency into it by 4 */
WWDT1_config.timeoutValue = (CLOCK_GetFreq(kCLOCK_WdtClk) / 4) * 4; WWDT1_config.timeoutValue = (CLOCK_GetWdtClkFreq() / 4) * 4;
WWDT1_config.warningValue = 512; WWDT1_config.warningValue = 512;
WWDT1_config.windowValue = (CLOCK_GetFreq(kCLOCK_WdtClk) / 4) * 1; WWDT1_config.windowValue = (CLOCK_GetWdtClkFreq() / 4) * 1;
/* Configure WWDT to reset on timeout */ /* Configure WWDT to reset on timeout */
WWDT1_config.enableWatchdogReset = true; WWDT1_config.enableWatchdogReset = true;
/* Setup watchdog clock frequency(Hz). */ /* Setup watchdog clock frequency(Hz). */
WWDT1_config.clockFreq_Hz = CLOCK_GetFreq(kCLOCK_WdtClk); WWDT1_config.clockFreq_Hz = CLOCK_GetWdtClkFreq();
WWDT_Init(base, &WWDT1_config); WWDT_Init(base, &WWDT1_config);
lpc_wwdt_close(wdt); lpc_wwdt_close(wdt);
@ -176,9 +182,9 @@ static rt_err_t lpc_wwdt_control(rt_watchdog_t *wdt, int cmd, void *args)
{ {
RT_ASSERT(*(uint16_t *)args != 0); RT_ASSERT(*(uint16_t *)args != 0);
WWDT1_config.timeoutValue = (CLOCK_GetFreq(kCLOCK_WdtClk) / 4) * (*(uint16_t *)args) * 2; WWDT1_config.timeoutValue = (CLOCK_GetWdtClkFreq() / 4) * (*(uint16_t *)args) * 2;
WWDT1_config.warningValue = 512; WWDT1_config.warningValue = 512;
WWDT1_config.windowValue = (CLOCK_GetFreq(kCLOCK_WdtClk) / 4) * (*(uint16_t *)args) * 2 / 4; WWDT1_config.windowValue = (CLOCK_GetWdtClkFreq() / 4) * (*(uint16_t *)args) * 2 / 4;
base->TC = WWDT_TC_COUNT(WWDT1_config.timeoutValue); base->TC = WWDT_TC_COUNT(WWDT1_config.timeoutValue);
base->WINDOW = WWDT_WINDOW_WINDOW(WWDT1_config.windowValue); base->WINDOW = WWDT_WINDOW_WINDOW(WWDT1_config.windowValue);
@ -223,9 +229,9 @@ int rt_hw_wdt_init(void)
rt_err_t ret = RT_EOK; rt_err_t ret = RT_EOK;
#if defined (BSP_USING_WDT) #if defined (BSP_USING_WDT)
lpc_watchdog.ops = &lpc_wwdt_ops; lpc_wdt.watchdog.ops = &lpc_wwdt_ops;
ret = rt_hw_watchdog_register(&lpc_watchdog, "wdog1", RT_DEVICE_FLAG_RDWR, WWDT); ret = rt_hw_watchdog_register(&lpc_wdt.watchdog, "wdt", RT_DEVICE_FLAG_RDWR, WWDT);
if (ret != RT_EOK) if (ret != RT_EOK)
{ {