4  * SPDX-License-Identifier: Apache-2.0
31 	const struct mfd_it8801_config *config = dev->config;  in it8801_check_vendor_id()
35 	/*  Verify vendor ID registers(16-bits). */  in it8801_check_vendor_id()
37 		ret = i2c_reg_read_byte_dt(&config->i2c_dev, it8801_id_verify[i].reg, &val);  in it8801_check_vendor_id()
40 			LOG_ERR("Failed to read vendoer ID (ret %d)", ret);  in it8801_check_vendor_id()
45 			LOG_ERR("The IT8801 vendor ID is wrong. Index: %d, Expected ID: 0x%x,"  in it8801_check_vendor_id()
46 				"Read ID: 0x%x",  in it8801_check_vendor_id()
48 			return -ENODEV;  in it8801_check_vendor_id()
60 	k_work_submit(&data->gpio_isr_worker);  in it8801_gpio_callback()
66 	struct mfd_it8801_data *data = mfd->data;  in mfd_it8801_register_interrupt_callback()
68 	sys_slist_append(&data->callback_list, &callback->node);  in mfd_it8801_register_interrupt_callback()
76 	SYS_SLIST_FOR_EACH_CONTAINER(&data->callback_list, cb_entry, node) {  in it8801_gpio_alert_worker()
77 		cb_entry->cb(cb_entry->dev);  in it8801_gpio_alert_worker()
83 	const struct mfd_it8801_config *config = dev->config;  in mfd_it8801_init()
84 	struct mfd_it8801_data *data = dev->data;  in mfd_it8801_init()
87 	if (!i2c_is_ready_dt(&config->i2c_dev)) {  in mfd_it8801_init()
88 		LOG_ERR("I2C bus %s is not ready", config->i2c_dev.bus->name);  in mfd_it8801_init()
89 		return -ENODEV;  in mfd_it8801_init()
92 	/*  Verify Vendor ID registers. */  in mfd_it8801_init()
95 		LOG_ERR("Failed to read IT8801 vendor id %x", ret);  in mfd_it8801_init()
99 	k_work_init(&data->gpio_isr_worker, it8801_gpio_alert_worker);  in mfd_it8801_init()
101 	sys_slist_init(&data->callback_list);  in mfd_it8801_init()
104 	ret = i2c_reg_write_byte_dt(&config->i2c_dev, IT8801_REG_SMBCR, IT8801_REG_MASK_ARE);  in mfd_it8801_init()
110 	gpio_pin_configure_dt(&config->irq_gpios, GPIO_INPUT);  in mfd_it8801_init()
113 	gpio_init_callback(&data->gpio_cb, it8801_gpio_callback, BIT(config->irq_gpios.pin));  in mfd_it8801_init()
115 	ret = gpio_add_callback(config->irq_gpios.port, &data->gpio_cb);  in mfd_it8801_init()
120 	gpio_pin_interrupt_configure_dt(&config->irq_gpios, GPIO_INT_MODE_EDGE | GPIO_INT_TRIG_LOW);  in mfd_it8801_init()