staging: IIO: DAC: AD5446: Add support for AD5601/AD5611/AD5621

This patch adds support for the AD5601/AD5611/AD5621 single channel,
8-/10-/12-bit, buffered voltage output DACs.

Changes since v1:
Sort Kconfig description my number

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/iio/dac/Kconfig b/drivers/staging/iio/dac/Kconfig
index 3c72871389a29e7d48752839a24d7f5ed34586b5..67defcb359b126e34ac7d8613ee079f767fa0bb2 100644 (file)
--- a/drivers/staging/iio/dac/Kconfig
+++ b/drivers/staging/iio/dac/Kconfig
@@ -15,7 +15,8 @@ config AD5446
        depends on SPI
        help
          Say yes here to build support for Analog Devices AD5444, AD5446,
-         AD5512A, AD5542A, AD5543, AD5553, AD5620, AD5640, AD5660 DACs.
+         AD5512A, AD5542A, AD5543, AD5553, AD5601, AD5611, AD5620, AD5621,
+         AD5640, AD5660 DACs.
 
          To compile this driver as a module, choose M here: the
          module will be called ad5446.

diff --git a/drivers/staging/iio/dac/ad5446.c b/drivers/staging/iio/dac/ad5446.c
index 861a7eacdaf7008333d721e577e8aec12803db56..8623a72e046c800da70d2caaac13dd033bce87ab 100644 (file)
--- a/drivers/staging/iio/dac/ad5446.c
+++ b/drivers/staging/iio/dac/ad5446.c
@@ -269,6 +269,27 @@ static const struct ad5446_chip_info ad5446_chip_info_tbl[] = {
                .left_shift = 0,
                .store_sample = ad5542_store_sample,
        },
+       [ID_AD5601] = {
+               .bits = 8,
+               .storagebits = 16,
+               .left_shift = 6,
+               .store_sample = ad5542_store_sample,
+               .store_pwr_down = ad5620_store_pwr_down,
+       },
+       [ID_AD5611] = {
+               .bits = 10,
+               .storagebits = 16,
+               .left_shift = 4,
+               .store_sample = ad5542_store_sample,
+               .store_pwr_down = ad5620_store_pwr_down,
+       },
+       [ID_AD5621] = {
+               .bits = 12,
+               .storagebits = 16,
+               .left_shift = 2,
+               .store_sample = ad5542_store_sample,
+               .store_pwr_down = ad5620_store_pwr_down,
+       },
        [ID_AD5620_2500] = {
                .bits = 12,
                .storagebits = 16,
@@ -424,6 +445,9 @@ static const struct spi_device_id ad5446_id[] = {
        {"ad5542a", ID_AD5542A},
        {"ad5543", ID_AD5543},
        {"ad5553", ID_AD5553},
+       {"ad5601", ID_AD5601},
+       {"ad5611", ID_AD5611},
+       {"ad5621", ID_AD5621},
        {"ad5620-2500", ID_AD5620_2500}, /* AD5620/40/60: */
        {"ad5620-1250", ID_AD5620_1250}, /* part numbers may look differently */
        {"ad5640-2500", ID_AD5640_2500},

diff --git a/drivers/staging/iio/dac/ad5446.h b/drivers/staging/iio/dac/ad5446.h
index e9397a6783c5e91b5a902fb5a286f96c72d1156c..7ac63ab8a11d56244cf17d9e25a2e765880f31b4 100644 (file)
--- a/drivers/staging/iio/dac/ad5446.h
+++ b/drivers/staging/iio/dac/ad5446.h
@@ -96,6 +96,9 @@ enum ad5446_supported_device_ids {
        ID_AD5543,
        ID_AD5512A,
        ID_AD5553,
+       ID_AD5601,
+       ID_AD5611,
+       ID_AD5621,
        ID_AD5620_2500,
        ID_AD5620_1250,
        ID_AD5640_2500,