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Merge pull request #9201 from unicornx/dev-wdt-bugfix 

bsp: cvitek:  accuulated bugfixes for wdt driver
This commit is contained in:
Bernard Xiong 2024-07-17 22:26:05 +08:00 committed by GitHub
parent a2f4e120c3 1bcf232d12
commit a974cde8f9
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GPG Key ID: B5690EEEBB952194
1 changed files with 13 additions and 4 deletions
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17
bsp/cvitek/drivers/drv_wdt.c
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@ -23,6 +23,7 @@ struct _cvi_wdt_dev
struct rt_watchdog_device device;
const char *name;
rt_uint32_t base;
rt_uint32_t timeout;
};
static struct _cvi_wdt_dev _wdt_dev[] =
@ -65,6 +66,14 @@ rt_inline int wdt_top_in_ms(unsigned int top)
return (1U << (16 + top)) / (WDT_FREQ_DEFAULT / 1000);
}
/**
* @brief set timeout period
*
* @param reg_base base address of the watchdog controller
* @param ms timeout period (in millisecond)
*
* @return RT_EOK if successed.
*/
static rt_err_t csi_wdt_set_timeout(unsigned long reg_base, uint32_t ms)
{
rt_err_t ret = RT_EOK;
@ -113,14 +122,14 @@ static rt_err_t _wdt_control(rt_watchdog_t *wdt_device, int cmd, void *arg)
cvi_wdt_feed_en(reg_base);
break;
case RT_DEVICE_CTRL_WDT_SET_TIMEOUT:
csi_wdt_set_timeout(reg_base, *(rt_uint32_t *)arg);
wdt_device->parent.user_data = (rt_uint32_t)(*(rt_uint32_t *)arg);
wdt->timeout = *(rt_uint32_t *)arg;
csi_wdt_set_timeout(reg_base, wdt->timeout * 1000);
break;
case RT_DEVICE_CTRL_WDT_GET_TIMEOUT:
*(rt_uint32_t *)arg = (rt_uint32_t)wdt_device->parent.user_data;
*(rt_uint32_t *)arg = wdt->timeout;
break;
case RT_DEVICE_CTRL_WDT_GET_TIMELEFT:
*(rt_uint32_t *)arg = (cvi_wdt_get_counter_value(reg_base) / (WDT_FREQ_DEFAULT / 1000U));
*(rt_uint32_t *)arg = (cvi_wdt_get_counter_value(reg_base) / WDT_FREQ_DEFAULT);
break;
case RT_DEVICE_CTRL_WDT_START:
cvi_wdt_set_respond_system_reset(reg_base);