3  * SPDX-License-Identifier: Apache-2.0
14 #include <zephyr/dt-bindings/gpio/nordic-npm1300-gpio.h>
42 	const struct wdt_npm1300_config *config = dev->config;  in wdt_npm1300_setup()
43 	struct wdt_npm1300_data *data = dev->data;  in wdt_npm1300_setup()
45 	if (!data->timeout_valid) {  in wdt_npm1300_setup()
46 		return -EINVAL;  in wdt_npm1300_setup()
49 	return mfd_npm1300_reg_write(config->mfd, TIME_BASE, TIME_OFFSET_START, 1U);  in wdt_npm1300_setup()
54 	const struct wdt_npm1300_config *config = dev->config;  in wdt_npm1300_disable()
55 	struct wdt_npm1300_data *data = dev->data;  in wdt_npm1300_disable()
58 	ret = mfd_npm1300_reg_write(config->mfd, TIME_BASE, TIME_OFFSET_STOP, 1U);  in wdt_npm1300_disable()
63 	data->timeout_valid = false;  in wdt_npm1300_disable()
71 	const struct wdt_npm1300_config *config = dev->config;  in wdt_npm1300_install_timeout()
72 	struct wdt_npm1300_data *data = dev->data;  in wdt_npm1300_install_timeout()
73 	uint8_t mode;  in wdt_npm1300_install_timeout()  local
76 	if (data->timeout_valid) {  in wdt_npm1300_install_timeout()
77 		return -ENOMEM;  in wdt_npm1300_install_timeout()
80 	if (timeout->window.min != 0U) {  in wdt_npm1300_install_timeout()
81 		return -EINVAL;  in wdt_npm1300_install_timeout()
84 	ret = mfd_npm1300_set_timer(config->mfd, timeout->window.max);  in wdt_npm1300_install_timeout()
89 	switch (timeout->flags & WDT_FLAG_RESET_MASK) {  in wdt_npm1300_install_timeout()
92 		mode = TIME_MODE_GEN;  in wdt_npm1300_install_timeout()
96 		mode = TIME_MODE_WARN;  in wdt_npm1300_install_timeout()
100 		mode = TIME_MODE_RESET;  in wdt_npm1300_install_timeout()
103 		return -EINVAL;  in wdt_npm1300_install_timeout()
106 	ret = mfd_npm1300_reg_write(config->mfd, TIME_BASE, TIME_OFFSET_MODE, mode);  in wdt_npm1300_install_timeout()
111 	data->timeout_valid = true;  in wdt_npm1300_install_timeout()
118 	const struct wdt_npm1300_config *config = dev->config;  in wdt_npm1300_feed()
121 		return -EINVAL;  in wdt_npm1300_feed()
124 	return mfd_npm1300_reg_write(config->mfd, TIME_BASE, TIME_OFFSET_WDOG_KICK, 1U);  in wdt_npm1300_feed()
136 	const struct wdt_npm1300_config *config = dev->config;  in wdt_npm1300_init()
139 	if (!device_is_ready(config->mfd)) {  in wdt_npm1300_init()
140 		return -ENODEV;  in wdt_npm1300_init()
143 	if (config->reset_gpios.port != NULL) {  in wdt_npm1300_init()
144 		if (!gpio_is_ready_dt(&config->reset_gpios)) {  in wdt_npm1300_init()
145 			return -ENODEV;  in wdt_npm1300_init()
148 		ret = gpio_pin_configure_dt(&config->reset_gpios, NPM1300_GPIO_WDT_RESET_ON);  in wdt_npm1300_init()