4  * SPDX-License-Identifier: Apache-2.0
32 	uint8_t gain;  member
39 	const struct ad569x_config *config = dev->config;  in ad569x_write()
46 	return i2c_write_dt(&config->bus, tx_data, sizeof(tx_data));  in ad569x_write()
51 	const struct ad569x_config *config = dev->config;  in ad569x_read()
56 	ret = i2c_read_dt(&config->bus, rx_data, sizeof(rx_data));  in ad569x_read()
68 	const struct ad569x_config *config = dev->config;  in ad569x_channel_setup()
70 	if (channel_cfg->channel_id > 0) {  in ad569x_channel_setup()
71 		LOG_ERR("invalid channel %d", channel_cfg->channel_id);  in ad569x_channel_setup()
72 		return -EINVAL;  in ad569x_channel_setup()
75 	if (channel_cfg->resolution != config->resolution) {  in ad569x_channel_setup()
76 		LOG_ERR("invalid resolution %d", channel_cfg->resolution);  in ad569x_channel_setup()
77 		return -EINVAL;  in ad569x_channel_setup()
80 	if (channel_cfg->internal) {  in ad569x_channel_setup()
82 		return -ENOTSUP;  in ad569x_channel_setup()
93 	LOG_DBG("reset %s", dev->name);  in ad569x_sw_reset()
98 	/* Check that DAC output is reset */  in ad569x_sw_reset()
106 		LOG_ERR("failed to reset DAC output");  in ad569x_sw_reset()
107 		return -EIO;  in ad569x_sw_reset()
115 	const struct ad569x_config *config = dev->config;  in ad569x_write_value()
119 		return -EINVAL;  in ad569x_write_value()
122 	if (value > (BIT(config->resolution) - 1)) {  in ad569x_write_value()
124 		return -EINVAL;  in ad569x_write_value()
127 	value <<= 16 - config->resolution;  in ad569x_write_value()
134 	const struct ad569x_config *config = dev->config;  in ad569x_init()
137 	if (!i2c_is_ready_dt(&config->bus)) {  in ad569x_init()
138 		return -ENODEV;  in ad569x_init()
147 	LOG_DBG("configure %s: gain %d, voltage reference %d, power down mode %d", dev->name,  in ad569x_init()
148 		config->gain, config->voltage_reference, config->power_down_mode);  in ad569x_init()
150 	uint16_t ctrl_reg = AD569X_CTRL_GAIN(config->gain) |  in ad569x_init()
151 			    AD569X_CTRL_REF(config->voltage_reference) |  in ad569x_init()
152 			    AD569X_CTRL_PD(config->power_down_mode);  in ad569x_init()
172 		.gain = DT_INST_ENUM_IDX(index, gain),                                             \