4  * SPDX-License-Identifier: Apache-2.0
9 /* Include esp-idf headers first to avoid redefining BIT() macro */
44 	wdt_stage_action_t mode;  member
60 	struct wdt_esp32_data *data = dev->data;  in wdt_esp32_seal()
62 	wdt_hal_write_protect_enable(&data->hal);  in wdt_esp32_seal()
67 	struct wdt_esp32_data *data = dev->data;  in wdt_esp32_unseal()
69 	wdt_hal_write_protect_disable(&data->hal);  in wdt_esp32_unseal()
74 	struct wdt_esp32_data *data = dev->data;  in wdt_esp32_enable()
77 	wdt_hal_enable(&data->hal);  in wdt_esp32_enable()
84 	struct wdt_esp32_data *data = dev->data;  in wdt_esp32_disable()
87 	wdt_hal_disable(&data->hal);  in wdt_esp32_disable()
97 	struct wdt_esp32_data *data = dev->data;  in wdt_esp32_feed()
100 	wdt_hal_feed(&data->hal);  in wdt_esp32_feed()
108 	struct wdt_esp32_data *data = dev->data;  in wdt_esp32_set_config()
111 	wdt_hal_config_stage(&data->hal, WDT_STAGE0, data->timeout, WDT_STAGE_ACTION_INT);  in wdt_esp32_set_config()
112 	wdt_hal_config_stage(&data->hal, WDT_STAGE1, data->timeout, data->mode);  in wdt_esp32_set_config()
123 	struct wdt_esp32_data *data = dev->data;  in wdt_esp32_install_timeout()
125 	if (cfg->window.min != 0U || cfg->window.max == 0U) {  in wdt_esp32_install_timeout()
126 		return -EINVAL;  in wdt_esp32_install_timeout()
129 	data->timeout = cfg->window.max;  in wdt_esp32_install_timeout()
130 	data->callback = cfg->callback;  in wdt_esp32_install_timeout()
132 	/* Set mode of watchdog and callback */  in wdt_esp32_install_timeout()
133 	switch (cfg->flags) {  in wdt_esp32_install_timeout()
135 		data->mode = WDT_STAGE_ACTION_RESET_SYSTEM;  in wdt_esp32_install_timeout()
136 		LOG_DBG("Configuring reset SOC mode");  in wdt_esp32_install_timeout()
140 		data->mode = WDT_STAGE_ACTION_RESET_CPU;  in wdt_esp32_install_timeout()
141 		LOG_DBG("Configuring reset CPU mode");  in wdt_esp32_install_timeout()
145 		data->mode = WDT_STAGE_ACTION_OFF;  in wdt_esp32_install_timeout()
146 		LOG_DBG("Configuring non-reset mode");  in wdt_esp32_install_timeout()
151 		return -EINVAL;  in wdt_esp32_install_timeout()
159 	const struct wdt_esp32_config *const config = dev->config;  in wdt_esp32_init()
160 	struct wdt_esp32_data *data = dev->data;  in wdt_esp32_init()
163 	if (!device_is_ready(config->clock_dev)) {  in wdt_esp32_init()
165 		return -ENODEV;  in wdt_esp32_init()
168 	clock_control_on(config->clock_dev, config->clock_subsys);  in wdt_esp32_init()
170 	wdt_hal_init(&data->hal, config->wdt_inst, MWDT_TICK_PRESCALER, true);  in wdt_esp32_init()
172 	flags = ESP_PRIO_TO_FLAGS(config->irq_priority) | ESP_INT_FLAGS_CHECK(config->irq_flags);  in wdt_esp32_init()
173 	ret = esp_intr_alloc(config->irq_source, flags, (ISR_HANDLER)wdt_esp32_isr, (void *)dev,  in wdt_esp32_init()
217 	struct wdt_esp32_data *data = dev->data;  in wdt_esp32_isr()
219 	if (data->callback) {  in wdt_esp32_isr()
220 		data->callback(dev, 0);  in wdt_esp32_isr()
223 	wdt_hal_handle_intr(&data->hal);  in wdt_esp32_isr()