4  * SPDX-License-Identifier: Apache-2.0
10 #include <zephyr/drivers/dac.h>
20 	dac32_reference_voltage_source_t reference;  member
33 	const struct mcux_dac32_config *config = dev->config;  in mcux_dac32_channel_setup()
34 	struct mcux_dac32_data *data = dev->data;  in mcux_dac32_channel_setup()
37 	if (channel_cfg->channel_id != 0) {  in mcux_dac32_channel_setup()
38 		LOG_ERR("unsupported channel %d", channel_cfg->channel_id);  in mcux_dac32_channel_setup()
39 		return -ENOTSUP;  in mcux_dac32_channel_setup()
42 	if (channel_cfg->resolution != 12) {  in mcux_dac32_channel_setup()
43 		LOG_ERR("unsupported resolution %d", channel_cfg->resolution);  in mcux_dac32_channel_setup()
44 		return -ENOTSUP;  in mcux_dac32_channel_setup()
47 	if (channel_cfg->internal) {  in mcux_dac32_channel_setup()
49 		return -ENOTSUP;  in mcux_dac32_channel_setup()
53 	dac32_config.enableLowPowerMode = config->low_power;  in mcux_dac32_channel_setup()
54 	dac32_config.referenceVoltageSource = config->reference;  in mcux_dac32_channel_setup()
56 	DAC32_Init(config->base, &dac32_config);  in mcux_dac32_channel_setup()
57 	DAC32_EnableBufferOutput(config->base, config->buffered);  in mcux_dac32_channel_setup()
59 	DAC32_EnableTestOutput(config->base,  in mcux_dac32_channel_setup()
62 	data->configured = true;  in mcux_dac32_channel_setup()
70 	const struct mcux_dac32_config *config = dev->config;  in mcux_dac32_write_value()
71 	struct mcux_dac32_data *data = dev->data;  in mcux_dac32_write_value()
73 	if (!data->configured) {  in mcux_dac32_write_value()
75 		return -EINVAL;  in mcux_dac32_write_value()
80 		return -ENOTSUP;  in mcux_dac32_write_value()
85 		return -EINVAL;  in mcux_dac32_write_value()
89 	DAC32_EnableBuffer(config->base, false);  in mcux_dac32_write_value()
91 	DAC32_SetBufferValue(config->base, 0, value);  in mcux_dac32_write_value()
92 	DAC32_Enable(config->base, true);  in mcux_dac32_write_value()
99 	const struct mcux_dac32_config *config = dev->config;  in mcux_dac32_init()
101 	return pinctrl_apply_state(config->pincfg, PINCTRL_STATE_DEFAULT);  in mcux_dac32_init()
104 static DEVICE_API(dac, mcux_dac32_driver_api) = {
119 		.reference =						\