4  * SPDX-License-Identifier: Apache-2.0
22 …* https://www.infineon.com/dgdl/Infineon-TLE9104SH-DataSheet-v01_31-EN.pdf?fileId=5546d462766cbe86…
121 	*destination &= ~GENMASK(pos + length - 1, pos);  in tle9104_set_register_bits()
122 	*destination |= FIELD_PREP(GENMASK(pos + length - 1, pos), value);  in tle9104_set_register_bits()
127 	return FIELD_GET(GENMASK(pos + length - 1, pos), value);  in tle9104_get_register_bits()
135 		parity--;  in tle9104_calculate_parity()
159 	const struct tle9104_config *config = dev->config;  in tle9104_transceive_frame()
160 	struct tle9104_data *data = dev->data;  in tle9104_transceive_frame()
191 	result = spi_transceive_dt(&config->bus, &tx, &rx);  in tle9104_transceive_frame()
202 		return -EIO;  in tle9104_transceive_frame()
205 	if (!data->cwd_ignore) {  in tle9104_transceive_frame()
207 			LOG_WRN("%s: communication fault reported by TLE9104", dev->name);  in tle9104_transceive_frame()
211 	*read_reg = FIELD_GET(GENMASK(TLE9104_FRAME_FAULTGLOBAL_POS - 1, TLE9104_FRAME_ADDRESS_POS),  in tle9104_transceive_frame()
213 	*read_data = FIELD_GET(GENMASK(TLE9104_FRAME_ADDRESS_POS - 1, TLE9104_FRAME_DATA_POS),  in tle9104_transceive_frame()
230 	const struct tle9104_config *config = dev->config;  in tle9104_write_state_internal()
231 	struct tle9104_data *data = dev->data;  in tle9104_write_state_internal()
241 		bool previous_value = (data->previous_state & mask) != 0;  in tle9104_write_state_internal()
246 		 * meaning here is intentionally inverted, as this will then turn  in tle9104_write_state_internal()
260 		if (config->gpio_control[i].port == NULL) {  in tle9104_write_state_internal()
265 		result = gpio_pin_set_dt(&config->gpio_control[i], current_value);  in tle9104_write_state_internal()
280 	data->previous_state = state;  in tle9104_write_state_internal()
287 	struct tle9104_data *data = dev->data;  in tle9104_write_state()
290 	k_mutex_lock(&data->lock, K_FOREVER);  in tle9104_write_state()
292 	k_mutex_unlock(&data->lock);  in tle9104_write_state()
319 		return -EFAULT;  in tle9104_get_diagnostics_internal()
329 		return -EFAULT;  in tle9104_get_diagnostics_internal()
339 		return -EFAULT;  in tle9104_get_diagnostics_internal()
365 	struct tle9104_data *data = dev->data;  in tle9104_get_diagnostics()
368 	k_mutex_lock(&data->lock, K_FOREVER);  in tle9104_get_diagnostics()
370 	k_mutex_unlock(&data->lock);  in tle9104_get_diagnostics()
404 	struct tle9104_data *data = dev->data;  in tle9104_clear_diagnostics()
407 	k_mutex_lock(&data->lock, K_FOREVER);  in tle9104_clear_diagnostics()
409 	k_mutex_unlock(&data->lock);  in tle9104_clear_diagnostics()
416 	const struct tle9104_config *config = dev->config;  in tle9104_init()
417 	struct tle9104_data *data = dev->data;  in tle9104_init()
424 	LOG_DBG("initialize TLE9104 instance %s", dev->name);  in tle9104_init()
426 	data->cwd_ignore = true;  in tle9104_init()
428 	result = k_mutex_init(&data->lock);  in tle9104_init()
434 	if (!spi_is_ready_dt(&config->bus)) {  in tle9104_init()
435 		LOG_ERR("SPI bus %s is not ready", config->bus.bus->name);  in tle9104_init()
436 		return -ENODEV;  in tle9104_init()
442 		const struct gpio_dt_spec *current = config->gpio_control + i;  in tle9104_init()
444 		if (current->port == NULL) {  in tle9104_init()
452 			LOG_ERR("%s: control GPIO is not ready", dev->name);  in tle9104_init()
453 			return -ENODEV;  in tle9104_init()
463 	if (config->gpio_enable.port != NULL) {  in tle9104_init()
464 		if (!gpio_is_ready_dt(&config->gpio_enable)) {  in tle9104_init()
465 			LOG_ERR("%s: enable GPIO is not ready", dev->name);  in tle9104_init()
466 			return -ENODEV;  in tle9104_init()
469 		result = gpio_pin_configure_dt(&config->gpio_enable, GPIO_OUTPUT_ACTIVE);  in tle9104_init()
471 			LOG_ERR("failed to enable TLE9104");  in tle9104_init()
476 	if (config->gpio_reset.port != NULL) {  in tle9104_init()
477 		if (!gpio_is_ready_dt(&config->gpio_reset)) {  in tle9104_init()
478 			LOG_ERR("%s: reset GPIO is not yet ready", dev->name);  in tle9104_init()
479 			return -ENODEV;  in tle9104_init()
482 		result = gpio_pin_configure_dt(&config->gpio_reset, GPIO_OUTPUT_ACTIVE);  in tle9104_init()
489 		gpio_pin_set_dt(&config->gpio_reset, 0);  in tle9104_init()
506 		return -EIO;  in tle9104_init()
511 		return -EIO;  in tle9104_init()
522 		return -EIO;  in tle9104_init()
527 		return -EIO;  in tle9104_init()
534 	if (config->parallel_mode_out12) {  in tle9104_init()
539 	if (config->parallel_mode_out34) {  in tle9104_init()
553 				  config->diagnostic_filter_time);  in tle9104_init()
561 		LOG_ERR("unable to write OFF-diag configuration");  in tle9104_init()
568 				  config->overcurrent_shutdown_delay_time);  in tle9104_init()
571 				  config->overcurrent_shutdown_threshold);  in tle9104_init()
575 		LOG_ERR("unable to write ON-diag configuration");  in tle9104_init()
580 	/* enable outputs */  in tle9104_init()
589 	data->cwd_ignore = false;  in tle9104_init()