[PATCH v8 3/3] iio: dac: Add AD5529R DAC driver support

[Jonathan Cameron]

On Wed, 5 Aug 2026 09:17:43 +0200
Janani Sunil <janani.sunil at analog.com> wrote:

> Add support for AD5529R 16-channel, 12/16 bit Digital to Analog Converter
> from Analog Devices.
> 
> The device communicates over SPI and supports per-channel output range
> configuration. An optional external 4.096V reference can be used in
> place of the internal reference.
> 
> Signed-off-by: Janani Sunil <janani.sunil at analog.com>
> ---
>  MAINTAINERS               |   1 +
>  drivers/iio/dac/Kconfig   |  17 ++
>  drivers/iio/dac/Makefile  |   1 +
>  drivers/iio/dac/ad5529r.c | 530 ++++++++++++++++++++++++++++++++++++++++++++++
>  4 files changed, 549 insertions(+)
> 
>

...

> diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig
> index 657c68e75542..bb1d59889a2a 100644
> --- a/drivers/iio/dac/Kconfig
> +++ b/drivers/iio/dac/Kconfig
> @@ -134,6 +134,23 @@ config AD5449
>  	  To compile this driver as a module, choose M here: the
>  	  module will be called ad5449.
>  
> +config AD5529R
> +	tristate "Analog Devices AD5529R High Voltage DAC driver"
> +	depends on SPI_MASTER
> +	select REGMAP_SPI
> +	help
> +	  Say yes here to build support for Analog Devices AD5529R
> +	  16-Channel, 12-Bit/16-Bit, 40V High Voltage Precision Digital to Analog

Trivial but this wrap is rather random. Please tidy it up to a consistent 80 chars

> +	  Converter.
> +
> +	  The device features multiple output voltage ranges from -20V to +20V,
> +	  built-in 4.096V voltage reference, and digital functions including
> +	  toggle, dither, and ramp modes. Supports both 12-bit and 16-bit
> +	  resolution variants.
> +
> +	  To compile this driver as a module, choose M here: the
> +	  module will be called ad5529r.
> +
>  config AD5592R_BASE
>  	tristate