1 // SPDX-License-Identifier: GPL-2.0-only
112 	st->data[0] = ADMV1013_READ | FIELD_PREP(ADMV1013_REG_ADDR_READ_MSK, reg);  in __admv1013_spi_read()
113 	st->data[1] = 0x0;  in __admv1013_spi_read()
114 	st->data[2] = 0x0;  in __admv1013_spi_read()
116 	t.rx_buf = &st->data[0];  in __admv1013_spi_read()
117 	t.tx_buf = &st->data[0];  in __admv1013_spi_read()
120 	ret = spi_sync_transfer(st->spi, &t, 1);  in __admv1013_spi_read()
124 	*val = FIELD_GET(ADMV1013_REG_DATA_MSK, get_unaligned_be24(&st->data[0]));  in __admv1013_spi_read()
134 	mutex_lock(&st->lock);  in admv1013_spi_read()
136 	mutex_unlock(&st->lock);  in admv1013_spi_read()
146 			   FIELD_PREP(ADMV1013_REG_ADDR_WRITE_MSK, reg), &st->data[0]);  in __admv1013_spi_write()
148 	return spi_write(st->spi, &st->data[0], 3);  in __admv1013_spi_write()
156 	mutex_lock(&st->lock);  in admv1013_spi_write()
158 	mutex_unlock(&st->lock);  in admv1013_spi_write()
183 	mutex_lock(&st->lock);  in admv1013_spi_update_bits()
185 	mutex_unlock(&st->lock);  in admv1013_spi_update_bits()
200 		switch (chan->channel) {  in admv1013_read_raw()
208 			return -EINVAL;  in admv1013_read_raw()
215 		if (!chan->channel)  in admv1013_read_raw()
222 		return -EINVAL;  in admv1013_read_raw()
235 		switch (chan->channel2) {  in admv1013_write_raw()
243 			return -EINVAL;  in admv1013_write_raw()
246 		if (!chan->channel) {  in admv1013_write_raw()
256 		return -EINVAL;  in admv1013_write_raw()
277 		return -EINVAL;  in admv1013_read()
320 		return -EINVAL;  in admv1013_write()
329 	u64 rate = clk_get_rate(st->clkin);  in admv1013_update_quad_filters()
350 	vcm = regulator_get_voltage(st->reg);  in admv1013_update_mixer_vgate()
359 		return -EINVAL;  in admv1013_update_mixer_vgate()
386 	 "vcc-drv", "vcc2-drv", "vcc-vva", "vcc-amp1", "vcc-amp2",
387 	 "vcc-env", "vcc-bg", "vcc-bg2", "vcc-mixer", "vcc-quad"
396 		mutex_lock(&st->lock);  in admv1013_freq_change()
398 		mutex_unlock(&st->lock);  in admv1013_freq_change()
450 	struct spi_device *spi = st->spi;  in admv1013_init()
471 		dev_err(&spi->dev, "Invalid Chip ID.\n");  in admv1013_init()
472 		return -EINVAL;  in admv1013_init()
479 	data = FIELD_PREP(ADMV1013_QUAD_SE_MODE_MSK, st->quad_se_mode);  in admv1013_init()
497 					  st->det_en |  in admv1013_init()
498 					  st->input_mode);  in admv1013_init()
532 	struct spi_device *spi = st->spi;  in admv1013_properties_parse()
534 	st->det_en = device_property_read_bool(&spi->dev, "adi,detector-enable");  in admv1013_properties_parse()
536 	ret = device_property_read_string(&spi->dev, "adi,input-mode", &str);  in admv1013_properties_parse()
538 		st->input_mode = ADMV1013_IQ_MODE;  in admv1013_properties_parse()
541 		st->input_mode = ADMV1013_IQ_MODE;  in admv1013_properties_parse()
543 		st->input_mode = ADMV1013_IF_MODE;  in admv1013_properties_parse()
545 		return -EINVAL;  in admv1013_properties_parse()
547 	ret = device_property_read_string(&spi->dev, "adi,quad-se-mode", &str);  in admv1013_properties_parse()
549 		st->quad_se_mode = ADMV1013_SE_MODE_DIFF;  in admv1013_properties_parse()
552 		st->quad_se_mode = ADMV1013_SE_MODE_DIFF;  in admv1013_properties_parse()
553 	else if (!strcmp(str, "se-pos"))  in admv1013_properties_parse()
554 		st->quad_se_mode = ADMV1013_SE_MODE_POS;  in admv1013_properties_parse()
555 	else if (!strcmp(str, "se-neg"))  in admv1013_properties_parse()
556 		st->quad_se_mode = ADMV1013_SE_MODE_NEG;  in admv1013_properties_parse()
558 		return -EINVAL;  in admv1013_properties_parse()
560 	st->reg = devm_regulator_get(&spi->dev, "vcm");  in admv1013_properties_parse()
561 	if (IS_ERR(st->reg))  in admv1013_properties_parse()
562 		return dev_err_probe(&spi->dev, PTR_ERR(st->reg),  in admv1013_properties_parse()
563 				     "failed to get the common-mode voltage\n");  in admv1013_properties_parse()
565 	ret = devm_regulator_bulk_get_enable(&st->spi->dev,  in admv1013_properties_parse()
569 		dev_err_probe(&spi->dev, ret,  in admv1013_properties_parse()
583 	indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));  in admv1013_probe()
585 		return -ENOMEM;  in admv1013_probe()
589 	indio_dev->info = &admv1013_info;  in admv1013_probe()
590 	indio_dev->name = "admv1013";  in admv1013_probe()
591 	indio_dev->channels = admv1013_channels;  in admv1013_probe()
592 	indio_dev->num_channels = ARRAY_SIZE(admv1013_channels);  in admv1013_probe()
594 	st->spi = spi;  in admv1013_probe()
600 	ret = regulator_enable(st->reg);  in admv1013_probe()
602 		dev_err(&spi->dev, "Failed to enable specified Common-Mode Voltage!\n");  in admv1013_probe()
606 	ret = devm_add_action_or_reset(&spi->dev, admv1013_reg_disable,  in admv1013_probe()
607 				       st->reg);  in admv1013_probe()
611 	st->clkin = devm_clk_get_enabled(&spi->dev, "lo_in");  in admv1013_probe()
612 	if (IS_ERR(st->clkin))  in admv1013_probe()
613 		return dev_err_probe(&spi->dev, PTR_ERR(st->clkin),  in admv1013_probe()
616 	st->nb.notifier_call = admv1013_freq_change;  in admv1013_probe()
617 	ret = devm_clk_notifier_register(&spi->dev, st->clkin, &st->nb);  in admv1013_probe()
621 	mutex_init(&st->lock);  in admv1013_probe()
625 		dev_err(&spi->dev, "admv1013 init failed\n");  in admv1013_probe()
629 	ret = devm_add_action_or_reset(&spi->dev, admv1013_powerdown, st);  in admv1013_probe()
633 	return devm_iio_device_register(&spi->dev, indio_dev);  in admv1013_probe()