iio: dac: ad5446: Add support for AD5641

This patch adds support for the AD5641 single channel,
14-bit, buffered voltage output DAC.

Signed-off-by: Aida Mynzhasova <aida.mynzhasova@skitlab.ru>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

2 files changed, 7 insertions, 1 deletions

diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig
index 3c6a78a75b78..f378ca8033db 100644
--- a/drivers/iio/dac/Kconfig
+++ b/drivers/iio/dac/Kconfig
@@ -57,7 +57,7 @@ config AD5446
           Say yes here to build support for Analog Devices AD5300, AD5301, AD5310,
           AD5311, AD5320, AD5321, AD5444, AD5446, AD5450, AD5451, AD5452, AD5453,
           AD5512A, AD5541A, AD5542A, AD5543, AD5553, AD5601, AD5602, AD5611, AD5612,
-          AD5620, AD5621, AD5622, AD5640, AD5660, AD5662 DACs.
+          AD5620, AD5621, AD5622, AD5640, AD5641, 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 6dcb6d93f0e4..8e28d3633e22 100644
--- a/drivers/iio/dac/ad5446.c
+++ b/drivers/iio/dac/ad5446.c
@@ -330,6 +330,7 @@ enum ad5446_supported_spi_device_ids {
         ID_AD5601,
         ID_AD5611,
         ID_AD5621,
+        ID_AD5641,
         ID_AD5620_2500,
         ID_AD5620_1250,
         ID_AD5640_2500,
@@ -392,6 +393,10 @@ static const struct ad5446_chip_info ad5446_spi_chip_info[] = {
                 .channel = AD5446_CHANNEL_POWERDOWN(12, 16, 2),
                 .write = ad5446_write,
         },
+        [ID_AD5641] = {
+                .channel = AD5446_CHANNEL_POWERDOWN(14, 16, 0),
+                .write = ad5446_write,
+        },
         [ID_AD5620_2500] = {
                 .channel = AD5446_CHANNEL_POWERDOWN(12, 16, 2),
                 .int_vref_mv = 2500,
@@ -446,6 +451,7 @@ static const struct spi_device_id ad5446_spi_ids[] = {
         {"ad5601", ID_AD5601},
         {"ad5611", ID_AD5611},
         {"ad5621", ID_AD5621},
+        {"ad5641", ID_AD5641},
         {"ad5620-2500", ID_AD5620_2500}, /* AD5620/40/60: */
         {"ad5620-1250", ID_AD5620_1250}, /* part numbers may look differently */
         {"ad5640-2500", ID_AD5640_2500},