4  * SPDX-License-Identifier: Apache-2.0
25 	val->val1 = raw_val / divider;  in lis3mdl_convert()
26 	val->val2 = (((int64_t)raw_val % divider) * 1000000L) / divider;  in lis3mdl_convert()
33 	struct lis3mdl_data *drv_data = dev->data;  in lis3mdl_channel_get()
37 		lis3mdl_convert(val, drv_data->x_sample,  in lis3mdl_channel_get()
39 		lis3mdl_convert(val + 1, drv_data->y_sample,  in lis3mdl_channel_get()
41 		lis3mdl_convert(val + 2, drv_data->z_sample,  in lis3mdl_channel_get()
44 		lis3mdl_convert(val, drv_data->x_sample,  in lis3mdl_channel_get()
47 		lis3mdl_convert(val, drv_data->y_sample,  in lis3mdl_channel_get()
50 		lis3mdl_convert(val, drv_data->z_sample,  in lis3mdl_channel_get()
54 		lis3mdl_convert(val, drv_data->temp_sample, 8);  in lis3mdl_channel_get()
55 		val->val1 += 25;  in lis3mdl_channel_get()
57 		return -ENOTSUP;  in lis3mdl_channel_get()
65 	struct lis3mdl_data *drv_data = dev->data;  in lis3mdl_sample_fetch()
66 	const struct lis3mdl_config *config = dev->config;  in lis3mdl_sample_fetch()
72 	if (i2c_burst_read_dt(&config->i2c, LIS3MDL_REG_SAMPLE_START,  in lis3mdl_sample_fetch()
75 		return -EIO;  in lis3mdl_sample_fetch()
79 	 * the chip doesn't allow fetching temperature data in  in lis3mdl_sample_fetch()
83 	if (i2c_burst_read_dt(&config->i2c, LIS3MDL_REG_SAMPLE_START + 6,  in lis3mdl_sample_fetch()
86 		return -EIO;  in lis3mdl_sample_fetch()
89 	drv_data->x_sample = sys_le16_to_cpu(buf[0]);  in lis3mdl_sample_fetch()
90 	drv_data->y_sample = sys_le16_to_cpu(buf[1]);  in lis3mdl_sample_fetch()
91 	drv_data->z_sample = sys_le16_to_cpu(buf[2]);  in lis3mdl_sample_fetch()
92 	drv_data->temp_sample = sys_le16_to_cpu(buf[3]);  in lis3mdl_sample_fetch()
107 	const struct lis3mdl_config *config = dev->config;  in lis3mdl_init()
109 	uint8_t id, idx;  in lis3mdl_init()  local
111 	if (!device_is_ready(config->i2c.bus)) {  in lis3mdl_init()
113 		return -ENODEV;  in lis3mdl_init()
116 	/* check chip ID */  in lis3mdl_init()
117 	if (i2c_reg_read_byte_dt(&config->i2c, LIS3MDL_REG_WHO_AM_I, &id) < 0) {  in lis3mdl_init()
118 		LOG_ERR("Failed to read chip ID.");  in lis3mdl_init()
119 		return -EIO;  in lis3mdl_init()
122 	if (id != LIS3MDL_CHIP_ID) {  in lis3mdl_init()
123 		LOG_ERR("Invalid chip ID.");  in lis3mdl_init()
124 		return -EINVAL;  in lis3mdl_init()
136 		return -EINVAL;  in lis3mdl_init()
148 	if (i2c_write_dt(&config->i2c, chip_cfg, 6) < 0) {  in lis3mdl_init()
149 		LOG_DBG("Failed to configure chip.");  in lis3mdl_init()
150 		return -EIO;  in lis3mdl_init()
154 	if (config->irq_gpio.port) {  in lis3mdl_init()
157 			return -EIO;  in lis3mdl_init()