4  * SPDX-License-Identifier: Apache-2.0
39 /* See PCA9585 datasheet Rev. 4 - 16 April 2015 section 7.3.5 */
91 	const struct pca9685_config *config = dev->config;  in set_reg()
95 	ret = i2c_write_dt(&config->i2c, buf, sizeof(buf));  in set_reg()
97 		LOG_ERR("I2C write [0x%02X]=0x%02X: %d", addr, value, ret);  in set_reg()
99 		LOG_DBG("[0x%02X]=0x%02X", addr, value);  in set_reg()
106 	const struct pca9685_config *config = dev->config;  in get_reg()
109 	ret = i2c_write_read_dt(&config->i2c, &addr, sizeof(addr), value,  in get_reg()
112 		LOG_ERR("I2C write [0x%02X]=0x%02X: %d", addr, *value, ret);  in get_reg()
119 	struct pca9685_data *data = dev->data;  in set_pre_scale()
124 	k_mutex_lock(&data->mutex, K_FOREVER);  in set_pre_scale()
146 	/* Clear SLEEP bit - See datasheet section 7.3.1.1 */  in set_pre_scale()
160 	k_mutex_unlock(&data->mutex);  in set_pre_scale()
169 	const struct pca9685_config *config = dev->config;  in pca9685_set_cycles()
170 	struct pca9685_data *data = dev->data;  in pca9685_set_cycles()
180 		return -EINVAL;  in pca9685_set_cycles()
183 	pre_scale = DIV_ROUND_UP((int64_t)period_count, PWM_STEPS) - 1;  in pca9685_set_cycles()
188 		return -ENOTSUP;  in pca9685_set_cycles()
192 		return -ENOTSUP;  in pca9685_set_cycles()
195 	/* Only one output frequency - simple conversion to equivalent PWM */  in pca9685_set_cycles()
196 	if (pre_scale != data->pre_scale) {  in pca9685_set_cycles()
197 		data->pre_scale = pre_scale;  in pca9685_set_cycles()
218 	return i2c_write_dt(&config->i2c, buf, sizeof(buf));  in pca9685_set_cycles()
239 	const struct pca9685_config *config = dev->config;  in pca9685_init()
240 	struct pca9685_data *data = dev->data;  in pca9685_init()
244 	(void)k_mutex_init(&data->mutex);  in pca9685_init()
246 	if (!i2c_is_ready_dt(&config->i2c)) {  in pca9685_init()
248 		return -ENODEV;  in pca9685_init()
258 	if (!config->outdrv_open_drain) {  in pca9685_init()
261 	if (config->och_on_ack) {  in pca9685_init()
278 		.invrt = DT_INST_PROP(inst, invert),                    \