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drivers: watchdog: wdt_nrfx: Implement disable API

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nRF5340 SoC has `TASK_STOP` this patch implements disabling
watchdog for that SoC and enables allowing WDT to STOP in WDT setup.

Signed-off-by: Adam Wojasinski <adam.wojasinski@nordicsemi.no>
This commit is contained in:
Adam Wojasinski 2023-09-22 09:08:17 +02:00 committed by Carles Cufí
parent 968916572c
commit 599bcb1e5d
1 changed files with 17 additions and 1 deletions
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18
drivers/watchdog/wdt_nrfx.c
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@ -33,6 +33,10 @@ static int wdt_nrf_setup(const struct device *dev, uint8_t options)
.reload_value = data->m_timeout
};
#if NRF_WDT_HAS_STOP
wdt_config.behaviour |= NRF_WDT_BEHAVIOUR_STOP_ENABLE_MASK;
#endif
if (!(options & WDT_OPT_PAUSE_IN_SLEEP)) {
wdt_config.behaviour |= NRF_WDT_BEHAVIOUR_RUN_SLEEP_MASK;
}
@ -54,9 +58,21 @@ static int wdt_nrf_setup(const struct device *dev, uint8_t options)
static int wdt_nrf_disable(const struct device *dev)
{
/* Started watchdog cannot be stopped on nRF devices. */
#if NRFX_WDT_HAS_STOP
const struct wdt_nrfx_config *config = dev->config;
nrfx_err_t err_code;
err_code = nrfx_wdt_stop(&config->wdt);
if (err_code != NRFX_SUCCESS) {
return -ENOTSUP;
}
return 0;
#else
ARG_UNUSED(dev);
return -EPERM;
#endif
}
static int wdt_nrf_install_timeout(const struct device *dev,