1 // SPDX-License-Identifier: GPL-2.0-only
111 	st->data[0] = ADMV1013_READ | FIELD_PREP(ADMV1013_REG_ADDR_READ_MSK, reg);  in __admv1013_spi_read()
112 	st->data[1] = 0x0;  in __admv1013_spi_read()
113 	st->data[2] = 0x0;  in __admv1013_spi_read()
115 	t.rx_buf = &st->data[0];  in __admv1013_spi_read()
116 	t.tx_buf = &st->data[0];  in __admv1013_spi_read()
119 	ret = spi_sync_transfer(st->spi, &t, 1);  in __admv1013_spi_read()
123 	*val = FIELD_GET(ADMV1013_REG_DATA_MSK, get_unaligned_be24(&st->data[0]));  in __admv1013_spi_read()
133 	mutex_lock(&st->lock);  in admv1013_spi_read()
135 	mutex_unlock(&st->lock);  in admv1013_spi_read()
145 			   FIELD_PREP(ADMV1013_REG_ADDR_WRITE_MSK, reg), &st->data[0]);  in __admv1013_spi_write()
147 	return spi_write(st->spi, &st->data[0], 3);  in __admv1013_spi_write()
155 	mutex_lock(&st->lock);  in admv1013_spi_write()
157 	mutex_unlock(&st->lock);  in admv1013_spi_write()
182 	mutex_lock(&st->lock);  in admv1013_spi_update_bits()
184 	mutex_unlock(&st->lock);  in admv1013_spi_update_bits()
199 		switch (chan->channel) {  in admv1013_read_raw()
207 			return -EINVAL;  in admv1013_read_raw()
214 		if (!chan->channel)  in admv1013_read_raw()
221 		return -EINVAL;  in admv1013_read_raw()
234 		switch (chan->channel2) {  in admv1013_write_raw()
242 			return -EINVAL;  in admv1013_write_raw()
245 		if (!chan->channel) {  in admv1013_write_raw()
255 		return -EINVAL;  in admv1013_write_raw()
276 		return -EINVAL;  in admv1013_read()
319 		return -EINVAL;  in admv1013_write()
328 	u64 rate = clk_get_rate(st->clkin);  in admv1013_update_quad_filters()
353 		return -EINVAL;  in admv1013_update_mixer_vgate()
380 	 "vcc-drv", "vcc2-drv", "vcc-vva", "vcc-amp1", "vcc-amp2",
381 	 "vcc-env", "vcc-bg", "vcc-bg2", "vcc-mixer", "vcc-quad"
390 		mutex_lock(&st->lock);  in admv1013_freq_change()
392 		mutex_unlock(&st->lock);  in admv1013_freq_change()
444 	struct spi_device *spi = st->spi;  in admv1013_init()
465 		dev_err(&spi->dev, "Invalid Chip ID.\n");  in admv1013_init()
466 		return -EINVAL;  in admv1013_init()
473 	data = FIELD_PREP(ADMV1013_QUAD_SE_MODE_MSK, st->quad_se_mode);  in admv1013_init()
491 					  st->det_en |  in admv1013_init()
492 					  st->input_mode);  in admv1013_init()
521 	struct spi_device *spi = st->spi;  in admv1013_properties_parse()
523 	st->det_en = device_property_read_bool(&spi->dev, "adi,detector-enable");  in admv1013_properties_parse()
525 	ret = device_property_read_string(&spi->dev, "adi,input-mode", &str);  in admv1013_properties_parse()
527 		st->input_mode = ADMV1013_IQ_MODE;  in admv1013_properties_parse()
530 		st->input_mode = ADMV1013_IQ_MODE;  in admv1013_properties_parse()
532 		st->input_mode = ADMV1013_IF_MODE;  in admv1013_properties_parse()
534 		return -EINVAL;  in admv1013_properties_parse()
536 	ret = device_property_read_string(&spi->dev, "adi,quad-se-mode", &str);  in admv1013_properties_parse()
538 		st->quad_se_mode = ADMV1013_SE_MODE_DIFF;  in admv1013_properties_parse()
541 		st->quad_se_mode = ADMV1013_SE_MODE_DIFF;  in admv1013_properties_parse()
542 	else if (!strcmp(str, "se-pos"))  in admv1013_properties_parse()
543 		st->quad_se_mode = ADMV1013_SE_MODE_POS;  in admv1013_properties_parse()
544 	else if (!strcmp(str, "se-neg"))  in admv1013_properties_parse()
545 		st->quad_se_mode = ADMV1013_SE_MODE_NEG;  in admv1013_properties_parse()
547 		return -EINVAL;  in admv1013_properties_parse()
549 	ret = devm_regulator_bulk_get_enable(&st->spi->dev,  in admv1013_properties_parse()
553 		dev_err_probe(&spi->dev, ret,  in admv1013_properties_parse()
567 	indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));  in admv1013_probe()
569 		return -ENOMEM;  in admv1013_probe()
573 	indio_dev->info = &admv1013_info;  in admv1013_probe()
574 	indio_dev->name = "admv1013";  in admv1013_probe()
575 	indio_dev->channels = admv1013_channels;  in admv1013_probe()
576 	indio_dev->num_channels = ARRAY_SIZE(admv1013_channels);  in admv1013_probe()
578 	st->spi = spi;  in admv1013_probe()
584 	ret = devm_regulator_get_enable_read_voltage(&spi->dev, "vcm");  in admv1013_probe()
586 		return dev_err_probe(&spi->dev, ret,  in admv1013_probe()
587 				     "failed to get the common-mode voltage\n");  in admv1013_probe()
591 	st->clkin = devm_clk_get_enabled(&spi->dev, "lo_in");  in admv1013_probe()
592 	if (IS_ERR(st->clkin))  in admv1013_probe()
593 		return dev_err_probe(&spi->dev, PTR_ERR(st->clkin),  in admv1013_probe()
596 	st->nb.notifier_call = admv1013_freq_change;  in admv1013_probe()
597 	ret = devm_clk_notifier_register(&spi->dev, st->clkin, &st->nb);  in admv1013_probe()
601 	mutex_init(&st->lock);  in admv1013_probe()
605 		dev_err(&spi->dev, "admv1013 init failed\n");  in admv1013_probe()
609 	ret = devm_add_action_or_reset(&spi->dev, admv1013_powerdown, st);  in admv1013_probe()
613 	return devm_iio_device_register(&spi->dev, indio_dev);  in admv1013_probe()