diff options
| -rw-r--r-- | drivers/iio/dac/Kconfig | 6 | ||||
| -rw-r--r-- | drivers/iio/dac/ad5686-spi.c | 7 | ||||
| -rw-r--r-- | drivers/iio/dac/ad5686.c | 42 | ||||
| -rw-r--r-- | drivers/iio/dac/ad5686.h | 2 |
4 files changed, 50 insertions, 7 deletions
diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig index 851b61eaf3da..f28daf67db6a 100644 --- a/drivers/iio/dac/Kconfig +++ b/drivers/iio/dac/Kconfig @@ -148,9 +148,9 @@ config AD5686_SPI depends on SPI select AD5686 help - Say yes here to build support for Analog Devices AD5672R, AD5676, - AD5676R, AD5684, AD5684R, AD5684R, AD5685R, AD5686, AD5686R. - Voltage Output Digital to Analog Converter. + Say yes here to build support for Analog Devices AD5672R, AD5674R, + AD5676, AD5676R, AD5679R, AD5684, AD5684R, AD5684R, AD5685R, AD5686, + AD5686R Voltage Output Digital to Analog Converter. To compile this driver as a module, choose M here: the module will be called ad5686. diff --git a/drivers/iio/dac/ad5686-spi.c b/drivers/iio/dac/ad5686-spi.c index 665fa6bd9ced..4d857c8da2d2 100644 --- a/drivers/iio/dac/ad5686-spi.c +++ b/drivers/iio/dac/ad5686-spi.c @@ -1,7 +1,8 @@ // SPDX-License-Identifier: GPL-2.0+ /* - * AD5672R, AD5676, AD5676R, AD5681R, AD5682R, AD5683, AD5683R, - * AD5684, AD5684R, AD5685R, AD5686, AD5686R + * AD5672R, AD5674R, AD5676, AD5676R, AD5679R, + * AD5681R, AD5682R, AD5683, AD5683R, AD5684, + * AD5684R, AD5685R, AD5686, AD5686R * Digital to analog converters driver * * Copyright 2018 Analog Devices Inc. @@ -102,8 +103,10 @@ static int ad5686_spi_remove(struct spi_device *spi) static const struct spi_device_id ad5686_spi_id[] = { {"ad5310r", ID_AD5310R}, {"ad5672r", ID_AD5672R}, + {"ad5674r", ID_AD5674R}, {"ad5676", ID_AD5676}, {"ad5676r", ID_AD5676R}, + {"ad5679r", ID_AD5679R}, {"ad5681r", ID_AD5681R}, {"ad5682r", ID_AD5682R}, {"ad5683", ID_AD5683}, diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c index a332b93ca2c4..6dd2759b9092 100644 --- a/drivers/iio/dac/ad5686.c +++ b/drivers/iio/dac/ad5686.c @@ -71,7 +71,7 @@ static ssize_t ad5686_write_dac_powerdown(struct iio_dev *indio_dev, int ret; struct ad5686_state *st = iio_priv(indio_dev); unsigned int val, ref_bit_msk; - u8 shift; + u8 shift, address = 0; ret = strtobool(buf, &readin); if (ret) @@ -94,6 +94,9 @@ static ssize_t ad5686_write_dac_powerdown(struct iio_dev *indio_dev, case AD5686_REGMAP: shift = 0; ref_bit_msk = 0; + /* AD5674R/AD5679R have 16 channels and 2 powerdown registers */ + if (chan->channel > 0x7) + address = 0x8; break; case AD5693_REGMAP: shift = 13; @@ -107,7 +110,8 @@ static ssize_t ad5686_write_dac_powerdown(struct iio_dev *indio_dev, if (!st->use_internal_vref) val |= ref_bit_msk; - ret = st->write(st, AD5686_CMD_POWERDOWN_DAC, 0, val); + ret = st->write(st, AD5686_CMD_POWERDOWN_DAC, + address, val >> (address * 2)); return ret ? ret : len; } @@ -226,10 +230,32 @@ static struct iio_chan_spec name[] = { \ AD5868_CHANNEL(7, 7, bits, _shift), \ } +#define DECLARE_AD5679_CHANNELS(name, bits, _shift) \ +static struct iio_chan_spec name[] = { \ + AD5868_CHANNEL(0, 0, bits, _shift), \ + AD5868_CHANNEL(1, 1, bits, _shift), \ + AD5868_CHANNEL(2, 2, bits, _shift), \ + AD5868_CHANNEL(3, 3, bits, _shift), \ + AD5868_CHANNEL(4, 4, bits, _shift), \ + AD5868_CHANNEL(5, 5, bits, _shift), \ + AD5868_CHANNEL(6, 6, bits, _shift), \ + AD5868_CHANNEL(7, 7, bits, _shift), \ + AD5868_CHANNEL(8, 8, bits, _shift), \ + AD5868_CHANNEL(9, 9, bits, _shift), \ + AD5868_CHANNEL(10, 10, bits, _shift), \ + AD5868_CHANNEL(11, 11, bits, _shift), \ + AD5868_CHANNEL(12, 12, bits, _shift), \ + AD5868_CHANNEL(13, 13, bits, _shift), \ + AD5868_CHANNEL(14, 14, bits, _shift), \ + AD5868_CHANNEL(15, 15, bits, _shift), \ +} + DECLARE_AD5693_CHANNELS(ad5310r_channels, 10, 2); DECLARE_AD5693_CHANNELS(ad5311r_channels, 10, 6); DECLARE_AD5676_CHANNELS(ad5672_channels, 12, 4); +DECLARE_AD5679_CHANNELS(ad5674r_channels, 12, 4); DECLARE_AD5676_CHANNELS(ad5676_channels, 16, 0); +DECLARE_AD5679_CHANNELS(ad5679r_channels, 16, 0); DECLARE_AD5686_CHANNELS(ad5684_channels, 12, 4); DECLARE_AD5686_CHANNELS(ad5685r_channels, 14, 2); DECLARE_AD5686_CHANNELS(ad5686_channels, 16, 0); @@ -262,6 +288,12 @@ static const struct ad5686_chip_info ad5686_chip_info_tbl[] = { .num_channels = 8, .regmap_type = AD5686_REGMAP, }, + [ID_AD5674R] = { + .channels = ad5674r_channels, + .int_vref_mv = 2500, + .num_channels = 16, + .regmap_type = AD5686_REGMAP, + }, [ID_AD5675R] = { .channels = ad5676_channels, .int_vref_mv = 2500, @@ -279,6 +311,12 @@ static const struct ad5686_chip_info ad5686_chip_info_tbl[] = { .num_channels = 8, .regmap_type = AD5686_REGMAP, }, + [ID_AD5679R] = { + .channels = ad5679r_channels, + .int_vref_mv = 2500, + .num_channels = 16, + .regmap_type = AD5686_REGMAP, + }, [ID_AD5681R] = { .channels = ad5691r_channels, .int_vref_mv = 2500, diff --git a/drivers/iio/dac/ad5686.h b/drivers/iio/dac/ad5686.h index 19f6917d4738..4c3e171ce0cc 100644 --- a/drivers/iio/dac/ad5686.h +++ b/drivers/iio/dac/ad5686.h @@ -54,9 +54,11 @@ enum ad5686_supported_device_ids { ID_AD5311R, ID_AD5671R, ID_AD5672R, + ID_AD5674R, ID_AD5675R, ID_AD5676, ID_AD5676R, + ID_AD5679R, ID_AD5681R, ID_AD5682R, ID_AD5683, |