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Commit 779c0c46 authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Greg Kroah-Hartman
Browse files

iio:dac:ad5446: Add support for the AD5450/51/52/53 



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: default avatarLars-Peter Clausen <lars@metafoo.de>
Acked-by: default avatarJonathan Cameron <jic23@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 90e6dc7c

drivers/iio/dac/Kconfig

+3 −3
Original line number Diff line number Diff line
@@ -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.

drivers/iio/dac/ad5446.c

+12 −0
Original line number Diff line number Diff line
@@ -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 */

drivers/iio/dac/ad5446.h

+2 −0
Original line number Diff line number Diff line
@@ -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,