1 /* ST Microelectronics LIS2DE12 3-axis accelerometer sensor driver
5  * SPDX-License-Identifier: Apache-2.0
38 	return -EINVAL;  in lis2de12_freq_to_odr_val()
43 	uint32_t gain; /* Accel sensor sensitivity in ug/LSB */
63 	return -EINVAL;  in lis2de12_accel_range_to_fs_val()
68 	const struct lis2de12_config *cfg = dev->config;  in lis2de12_accel_set_fs_raw()
69 	stmdev_ctx_t *ctx = (stmdev_ctx_t *)&cfg->ctx;  in lis2de12_accel_set_fs_raw()
70 	struct lis2de12_data *data = dev->data;  in lis2de12_accel_set_fs_raw()
73 		return -EIO;  in lis2de12_accel_set_fs_raw()
76 	data->accel_fs = fs;  in lis2de12_accel_set_fs_raw()
81 static int lis2de12_accel_set_odr_raw(const struct device *dev, uint8_t odr)  in lis2de12_accel_set_odr_raw()  argument
83 	const struct lis2de12_config *cfg = dev->config;  in lis2de12_accel_set_odr_raw()
84 	stmdev_ctx_t *ctx = (stmdev_ctx_t *)&cfg->ctx;  in lis2de12_accel_set_odr_raw()
85 	struct lis2de12_data *data = dev->data;  in lis2de12_accel_set_odr_raw()
87 	if (lis2de12_data_rate_set(ctx, odr) < 0) {  in lis2de12_accel_set_odr_raw()
88 		return -EIO;  in lis2de12_accel_set_odr_raw()
91 	data->accel_freq = odr;  in lis2de12_accel_set_odr_raw()
98 	int odr;  in lis2de12_accel_odr_set()  local
100 	odr = lis2de12_freq_to_odr_val(dev, freq);  in lis2de12_accel_odr_set()
101 	if (odr < 0) {  in lis2de12_accel_odr_set()
102 		return odr;  in lis2de12_accel_odr_set()
105 	if (lis2de12_accel_set_odr_raw(dev, odr) < 0) {  in lis2de12_accel_odr_set()
107 		return -EIO;  in lis2de12_accel_odr_set()
116 	struct lis2de12_data *data = dev->data;  in lis2de12_accel_range_set()
124 		LOG_ERR("failed to set accelerometer full-scale");  in lis2de12_accel_range_set()
125 		return -EIO;  in lis2de12_accel_range_set()
128 	data->acc_gain = lis2de12_accel_fs_map[fs].gain;  in lis2de12_accel_range_set()
141 		return lis2de12_accel_odr_set(dev, val->val1);  in lis2de12_accel_config()
143 		LOG_WRN("Accel attribute %d not supported.", attr);  in lis2de12_accel_config()
144 		return -ENOTSUP;  in lis2de12_accel_config()
158 		return -ENOTSUP;  in lis2de12_attr_set()
164 	const struct lis2de12_config *cfg = dev->config;  in lis2de12_sample_fetch_accel()
165 	stmdev_ctx_t *ctx = (stmdev_ctx_t *)&cfg->ctx;  in lis2de12_sample_fetch_accel()
166 	struct lis2de12_data *data = dev->data;  in lis2de12_sample_fetch_accel()
168 	if (lis2de12_acceleration_raw_get(ctx, data->acc) < 0) {  in lis2de12_sample_fetch_accel()
170 		return -EIO;  in lis2de12_sample_fetch_accel()
179 	const struct lis2de12_config *cfg = dev->config;  in lis2de12_sample_fetch_temp()
180 	stmdev_ctx_t *ctx = (stmdev_ctx_t *)&cfg->ctx;  in lis2de12_sample_fetch_temp()
181 	struct lis2de12_data *data = dev->data;  in lis2de12_sample_fetch_temp()
183 	if (lis2de12_temperature_raw_get(ctx, &data->temp_sample) < 0) {  in lis2de12_sample_fetch_temp()
185 		return -EIO;  in lis2de12_sample_fetch_temp()
211 		return -ENOTSUP;  in lis2de12_sample_fetch()
225 	val->val1 = (int32_t)(dval / 1000000);  in lis2de12_accel_convert()
226 	val->val2 = (int32_t)(dval % 1000000);  in lis2de12_accel_convert()
239 		lis2de12_accel_convert(val, data->acc[0], sensitivity);  in lis2de12_accel_get_channel()
242 		lis2de12_accel_convert(val, data->acc[1], sensitivity);  in lis2de12_accel_get_channel()
245 		lis2de12_accel_convert(val, data->acc[2], sensitivity);  in lis2de12_accel_get_channel()
249 			lis2de12_accel_convert(val++, data->acc[i], sensitivity);  in lis2de12_accel_get_channel()
253 		return -ENOTSUP;  in lis2de12_accel_get_channel()
263 	return lis2de12_accel_get_channel(chan, val, data, data->acc_gain);  in lis2de12_accel_channel_get()
274 	micro_c = ((int64_t)data->temp_sample * 1000000) / 256;  in lis2de12_temp_channel_get()
276 	val->val1 = micro_c / 1000000 + 25;  in lis2de12_temp_channel_get()
277 	val->val2 = micro_c % 1000000;  in lis2de12_temp_channel_get()
285 	struct lis2de12_data *data = dev->data;  in lis2de12_channel_get()
300 		return -ENOTSUP;  in lis2de12_channel_get()
317 	const struct lis2de12_config *cfg = dev->config;  in lis2de12_init_chip()
318 	stmdev_ctx_t *ctx = (stmdev_ctx_t *)&cfg->ctx;  in lis2de12_init_chip()
319 	struct lis2de12_data *lis2de12 = dev->data;  in lis2de12_init_chip()
321 	uint8_t odr, fs;  in lis2de12_init_chip()  local
325 		return -EIO;  in lis2de12_init_chip()
330 		return -EIO;  in lis2de12_init_chip()
337 		return -EIO;  in lis2de12_init_chip()
341 	fs = cfg->accel_range;  in lis2de12_init_chip()
342 	LOG_DBG("accel range is %d", fs);  in lis2de12_init_chip()
345 		return -EIO;  in lis2de12_init_chip()
347 	lis2de12->acc_gain = lis2de12_accel_fs_map[fs].gain;  in lis2de12_init_chip()
349 	/* set odr from DT (the only way to go in high performance) */  in lis2de12_init_chip()
350 	odr = cfg->accel_odr;  in lis2de12_init_chip()
351 	LOG_DBG("accel odr is %d", odr);  in lis2de12_init_chip()
352 	if (lis2de12_accel_set_odr_raw(dev, odr) < 0) {  in lis2de12_init_chip()
353 		LOG_ERR("failed to set accelerometer odr %d", odr);  in lis2de12_init_chip()
354 		return -EIO;  in lis2de12_init_chip()
367 	const struct lis2de12_config *cfg = dev->config;  in lis2de12_init()
369 	struct lis2de12_data *data = dev->data;  in lis2de12_init()
371 	LOG_INF("Initialize device %s", dev->name);  in lis2de12_init()
372 	data->dev = dev;  in lis2de12_init()
376 		return -EIO;  in lis2de12_init()
380 	if (cfg->trig_enabled) {  in lis2de12_init()
383 			return -EIO;  in lis2de12_init()
460  * bus-specific macro at preprocessor time.