Re: [PATCH] iio:dac:ad5686: Add AD5311R support

From: Jonathan Cameron
Date: Sun Jun 10 2018 - 09:30:50 EST


On Mon, 4 Jun 2018 17:22:07 +0300
Stefan Popa <stefan.popa@xxxxxxxxxx> wrote:

> AD5311R is a single channel DAC with 10-bit precision and i2c interface.
> The device includes a 2.5V internal reference which is enabled by default.
>
> This device is similar to AD5691R/AD5692R/AD5693/AD5693R, the only
> difference is that it has 10-bit precision.
>
> Datasheet:
> http://www.analog.com/media/en/technical-documentation/data-sheets/AD5310R_5311R.pdf
>
> Signed-off-by: Stefan Popa <stefan.popa@xxxxxxxxxx>
Applied to the togreg branch of iio.git and pushed out as testing
for the autobuilders to play with it.

Thanks,

Jonathan

> ---
> drivers/iio/dac/ad5686.c | 7 +++++++
> drivers/iio/dac/ad5686.h | 1 +
> drivers/iio/dac/ad5696-i2c.c | 1 +
> 3 files changed, 9 insertions(+)
>
> diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c
> index e136f0f..2ddbfc3 100644
> --- a/drivers/iio/dac/ad5686.c
> +++ b/drivers/iio/dac/ad5686.c
> @@ -221,6 +221,7 @@ static struct iio_chan_spec name[] = { \
> AD5868_CHANNEL(7, 7, bits, _shift), \
> }
>
> +DECLARE_AD5693_CHANNELS(ad5311r_channels, 10, 6);
> DECLARE_AD5676_CHANNELS(ad5672_channels, 12, 4);
> DECLARE_AD5676_CHANNELS(ad5676_channels, 16, 0);
> DECLARE_AD5686_CHANNELS(ad5684_channels, 12, 4);
> @@ -231,6 +232,12 @@ DECLARE_AD5693_CHANNELS(ad5692r_channels, 14, 2);
> DECLARE_AD5693_CHANNELS(ad5691r_channels, 12, 4);
>
> static const struct ad5686_chip_info ad5686_chip_info_tbl[] = {
> + [ID_AD5311R] = {
> + .channels = ad5311r_channels,
> + .int_vref_mv = 2500,
> + .num_channels = 1,
> + .regmap_type = AD5693_REGMAP,
> + },
> [ID_AD5671R] = {
> .channels = ad5672_channels,
> .int_vref_mv = 2500,
> diff --git a/drivers/iio/dac/ad5686.h b/drivers/iio/dac/ad5686.h
> index d05cda9..57b3c61 100644
> --- a/drivers/iio/dac/ad5686.h
> +++ b/drivers/iio/dac/ad5686.h
> @@ -45,6 +45,7 @@
> * ad5686_supported_device_ids:
> */
> enum ad5686_supported_device_ids {
> + ID_AD5311R,
> ID_AD5671R,
> ID_AD5672R,
> ID_AD5675R,
> diff --git a/drivers/iio/dac/ad5696-i2c.c b/drivers/iio/dac/ad5696-i2c.c
> index d18735d..7350d98 100644
> --- a/drivers/iio/dac/ad5696-i2c.c
> +++ b/drivers/iio/dac/ad5696-i2c.c
> @@ -71,6 +71,7 @@ static int ad5686_i2c_remove(struct i2c_client *i2c)
> }
>
> static const struct i2c_device_id ad5686_i2c_id[] = {
> + {"ad5311r", ID_AD5311R},
> {"ad5671r", ID_AD5671R},
> {"ad5675r", ID_AD5675R},
> {"ad5691r", ID_AD5691R},