This patch adds support for the Analog Devices AD5450/51/52/53 Digital-to-Analog
converters.
The AD5452 and AD5453 are software compatible to the existing AD5444 and AD5446.
The AD5450 and AD5451 are similar but have a smaller resolution.
Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
Acked-by: Jonathan Cameron <jic23@xxxxxxxxxx>
---
drivers/iio/dac/Kconfig | 6 +++---
drivers/iio/dac/ad5446.c | 12 ++++++++++++
drivers/iio/dac/ad5446.h | 2 ++
3 files changed, 17 insertions(+), 3 deletions(-)
diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig
index 92fb3a0..afd207e 100644
--- a/drivers/iio/dac/Kconfig
+++ b/drivers/iio/dac/Kconfig
@@ -59,9 +59,9 @@ config AD5446
tristate "Analog Devices AD5446 and similar single channel DACs driver"
depends on SPI
help
- Say yes here to build support for Analog Devices AD5444, AD5446,
- AD5512A, AD5541A, AD5542A, AD5543, AD5553, AD5601, AD5611, AD5620,
- AD5621, AD5640, AD5660, AD5662 DACs.
+ Say yes here to build support for Analog Devices AD5444, AD5446, AD5450,
+ AD5451, AD5452, AD5453, AD5512A, AD5541A, AD5542A, AD5543, AD5553, AD5601,
+ AD5611, AD5620, AD5621, AD5640, AD5660, AD5662 DACs.
To compile this driver as a module, choose M here: the
module will be called ad5446.
diff --git a/drivers/iio/dac/ad5446.c b/drivers/iio/dac/ad5446.c
index 49f557f..2ca5059 100644
--- a/drivers/iio/dac/ad5446.c
+++ b/drivers/iio/dac/ad5446.c
@@ -147,6 +147,14 @@ static const struct ad5446_chip_info ad5446_chip_info_tbl[] = {
.channel = AD5446_CHANNEL(14, 16, 0),
.write = ad5446_write,
},
+ [ID_AD5450] = {
+ .channel = AD5446_CHANNEL(8, 16, 6),
+ .write = ad5446_write,
+ },
+ [ID_AD5451] = {
+ .channel = AD5446_CHANNEL(10, 16, 4),
+ .write = ad5446_write,
+ },
[ID_AD5541A] = {
.channel = AD5446_CHANNEL(16, 16, 0),
.write = ad5446_write,
@@ -346,6 +354,10 @@ static int ad5446_remove(struct spi_device *spi)
static const struct spi_device_id ad5446_id[] = {
{"ad5444", ID_AD5444},
{"ad5446", ID_AD5446},
+ {"ad5450", ID_AD5450},
+ {"ad5451", ID_AD5451},
+ {"ad5452", ID_AD5444}, /* ad5452 is compatible to the ad5444 */
+ {"ad5453", ID_AD5446}, /* ad5453 is compatible to the ad5446 */
{"ad5512a", ID_AD5512A},
{"ad5541a", ID_AD5541A},
{"ad5542a", ID_AD5541A}, /* ad5541a and ad5542a are compatible */
diff --git a/drivers/iio/dac/ad5446.h b/drivers/iio/dac/ad5446.h
index dfd68ce..2934269 100644
--- a/drivers/iio/dac/ad5446.h
+++ b/drivers/iio/dac/ad5446.h
@@ -71,6 +71,8 @@ struct ad5446_chip_info {
enum ad5446_supported_device_ids {
ID_AD5444,
ID_AD5446,
+ ID_AD5450,
+ ID_AD5451,
ID_AD5541A,
ID_AD5512A,
ID_AD5553,
--
1.7.10
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