4  * SPDX-License-Identifier: Apache-2.0
25 	val->val1 = raw_val / divider;  in hmc5883l_convert()
26 	val->val2 = (((int64_t)raw_val % divider) * 1000000L) / divider;  in hmc5883l_convert()
33 	struct hmc5883l_data *drv_data = dev->data;  in hmc5883l_channel_get()
36 		hmc5883l_convert(val, drv_data->x_sample,  in hmc5883l_channel_get()
37 				 hmc5883l_gain[drv_data->gain_idx]);  in hmc5883l_channel_get()
39 		hmc5883l_convert(val, drv_data->y_sample,  in hmc5883l_channel_get()
40 				 hmc5883l_gain[drv_data->gain_idx]);  in hmc5883l_channel_get()
42 		hmc5883l_convert(val, drv_data->z_sample,  in hmc5883l_channel_get()
43 				 hmc5883l_gain[drv_data->gain_idx]);  in hmc5883l_channel_get()
45 		hmc5883l_convert(val, drv_data->x_sample,  in hmc5883l_channel_get()
46 				 hmc5883l_gain[drv_data->gain_idx]);  in hmc5883l_channel_get()
47 		hmc5883l_convert(val + 1, drv_data->y_sample,  in hmc5883l_channel_get()
48 				 hmc5883l_gain[drv_data->gain_idx]);  in hmc5883l_channel_get()
49 		hmc5883l_convert(val + 2, drv_data->z_sample,  in hmc5883l_channel_get()
50 				 hmc5883l_gain[drv_data->gain_idx]);  in hmc5883l_channel_get()
52 		return -ENOTSUP;  in hmc5883l_channel_get()
61 	struct hmc5883l_data *drv_data = dev->data;  in hmc5883l_sample_fetch()
62 	const struct hmc5883l_config *config = dev->config;  in hmc5883l_sample_fetch()
68 	if (i2c_burst_read_dt(&config->i2c, HMC5883L_REG_DATA_START,  in hmc5883l_sample_fetch()
71 		return -EIO;  in hmc5883l_sample_fetch()
74 	drv_data->x_sample = sys_be16_to_cpu(buf[0]);  in hmc5883l_sample_fetch()
75 	drv_data->z_sample = sys_be16_to_cpu(buf[1]);  in hmc5883l_sample_fetch()
76 	drv_data->y_sample = sys_be16_to_cpu(buf[2]);  in hmc5883l_sample_fetch()
91 	struct hmc5883l_data *drv_data = dev->data;  in hmc5883l_init()
92 	const struct hmc5883l_config *config = dev->config;  in hmc5883l_init()
93 	uint8_t chip_cfg[3], id[3], idx;  in hmc5883l_init()  local
95 	if (!device_is_ready(config->i2c.bus)) {  in hmc5883l_init()
97 		return -ENODEV;  in hmc5883l_init()
100 	/* check chip ID */  in hmc5883l_init()
101 	if (i2c_burst_read_dt(&config->i2c, HMC5883L_REG_CHIP_ID, id, 3) < 0) {  in hmc5883l_init()
102 		LOG_ERR("Failed to read chip ID.");  in hmc5883l_init()
103 		return -EIO;  in hmc5883l_init()
106 	if (id[0] != HMC5883L_CHIP_ID_A || id[1] != HMC5883L_CHIP_ID_B ||  in hmc5883l_init()
107 	    id[2] != HMC5883L_CHIP_ID_C) {  in hmc5883l_init()
108 		LOG_ERR("Invalid chip ID.");  in hmc5883l_init()
109 		return -EINVAL;  in hmc5883l_init()
120 		LOG_ERR("Invalid full-scale range value.");  in hmc5883l_init()
121 		return -EINVAL;  in hmc5883l_init()
124 	drv_data->gain_idx = idx;  in hmc5883l_init()
135 		return -EINVAL;  in hmc5883l_init()
140 	chip_cfg[1] = drv_data->gain_idx << HMC5883L_GAIN_SHIFT;  in hmc5883l_init()
143 	if (i2c_burst_write_dt(&config->i2c, HMC5883L_REG_CONFIG_A,  in hmc5883l_init()
145 		LOG_ERR("Failed to configure chip.");  in hmc5883l_init()
146 		return -EIO;  in hmc5883l_init()
150 	if (config->int_gpio.port) {  in hmc5883l_init()
153 			return -EIO;  in hmc5883l_init()