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iio: dac: ad5686: Add support for AD5337

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AD5337 belongs to the same family as the AD5338.

The difference is that the AD5337 has 8-bit precision instead of 10-bit.

Add support for the AD5337 chip in the driver.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/20221130182632.3856675-2-festevam@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Fabio Estevam 2022-11-30 15:26:32 -03:00 committed by Jonathan Cameron
parent 611370fe48
commit 58c2630020
4 changed files with 14 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/iio/dac/Kconfig
View File

@ -162,10 +162,10 @@ config AD5696_I2C
depends on I2C
select AD5686
help
Say yes here to build support for Analog Devices AD5311R, AD5338R,
AD5671R, AD5673R, AD5675R, AD5677R, AD5691R, AD5692R, AD5693, AD5693R,
AD5694, AD5694R, AD5695R, AD5696, and AD5696R Digital to Analog
converters.
Say yes here to build support for Analog Devices AD5311R, AD5337,
AD5338R, AD5671R, AD5673R, AD5675R, AD5677R, AD5691R, AD5692R, AD5693,
AD5693R, AD5694, AD5694R, AD5695R, AD5696, and AD5696R Digital to
Analog converters.
To compile this driver as a module, choose M here: the module will be
called ad5696.

7
drivers/iio/dac/ad5686.c
View File

@ -258,6 +258,7 @@ static const struct iio_chan_spec name[] = { \
DECLARE_AD5693_CHANNELS(ad5310r_channels, 10, 2);
DECLARE_AD5693_CHANNELS(ad5311r_channels, 10, 6);
DECLARE_AD5338_CHANNELS(ad5337r_channels, 8, 8);
DECLARE_AD5338_CHANNELS(ad5338r_channels, 10, 6);
DECLARE_AD5676_CHANNELS(ad5672_channels, 12, 4);
DECLARE_AD5679_CHANNELS(ad5674r_channels, 12, 4);
@ -283,6 +284,12 @@ static const struct ad5686_chip_info ad5686_chip_info_tbl[] = {
.num_channels = 1,
.regmap_type = AD5693_REGMAP,
},
[ID_AD5337R] = {
.channels = ad5337r_channels,
.int_vref_mv = 2500,
.num_channels = 2,
.regmap_type = AD5686_REGMAP,
},
[ID_AD5338R] = {
.channels = ad5338r_channels,
.int_vref_mv = 2500,

1
drivers/iio/dac/ad5686.h
View File

@ -54,6 +54,7 @@
enum ad5686_supported_device_ids {
ID_AD5310R,
ID_AD5311R,
ID_AD5337R,
ID_AD5338R,
ID_AD5671R,
ID_AD5672R,

2
drivers/iio/dac/ad5696-i2c.c
View File

@ -72,6 +72,7 @@ static void ad5686_i2c_remove(struct i2c_client *i2c)
static const struct i2c_device_id ad5686_i2c_id[] = {
{"ad5311r", ID_AD5311R},
{"ad5337r", ID_AD5337R},
{"ad5338r", ID_AD5338R},
{"ad5671r", ID_AD5671R},
{"ad5673r", ID_AD5673R},
@ -92,6 +93,7 @@ MODULE_DEVICE_TABLE(i2c, ad5686_i2c_id);
static const struct of_device_id ad5686_of_match[] = {
{ .compatible = "adi,ad5311r" },
{ .compatible = "adi,ad5337r" },
{ .compatible = "adi,ad5338r" },
{ .compatible = "adi,ad5671r" },
{ .compatible = "adi,ad5675r" },