Re: [PATCH v7 3/3] iio: addac: add AD74413R driver

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Sat, Nov 27, 2021 at 8:25 PM Cosmin Tanislav <demonsingur@xxxxxxxxx> wrote:

> The AD74412R and AD74413R are quad-channel software configurable input/output
> solutions for building and process control applications. They contain
> functionality for analog output, analog input, digital input, resistance
> temperature detector, and thermocouple measurements integrated
> into a single chip solution with an SPI interface.
> The devices feature a 16-bit ADC and four configurable 13-bit DACs to provide
> four configurable input/output channels and a suite of diagnostic functions.
> The AD74413R differentiates itself from the AD74412R by being HART-compatible.
>
> When configured with channel 0 as voltage output, channel 1 as current
> output, channel 2 as voltage input and channel 3 as current input, the
> following structure is created under the corresponding IIO device.
>
> .
> ├── in_current0_offset
> ├── in_current0_raw
> ├── in_current0_sampling_frequency
> ├── in_current0_sampling_frequency_available
> ├── in_current0_scale
> ├── in_voltage1_offset
> ├── in_voltage1_raw
> ├── in_voltage1_sampling_frequency
> ├── in_voltage1_sampling_frequency_available
> ├── in_voltage1_scale
> ├── in_voltage2_offset
> ├── in_voltage2_raw
> ├── in_voltage2_sampling_frequency
> ├── in_voltage2_sampling_frequency_available
> ├── in_voltage2_scale
> ├── in_current3_offset
> ├── in_current3_raw
> ├── in_current3_sampling_frequency
> ├── in_current3_sampling_frequency_available
> ├── in_current3_scale
> ├── out_voltage0_raw
> ├── out_voltage0_scale
> ├── out_current1_raw
> ├── out_current1_scale
> ├── name
> ├── buffer
> │   ├── data_available
> │   ├── enable
> │   ├── length
> │   └── watermark
> └── scan_elements
>     ├── in_current0_en
>     ├── in_current0_index
>     ├── in_current0_type
>     ├── in_voltage1_en
>     ├── in_voltage1_index
>     ├── in_voltage1_type
>     ├── in_voltage2_en
>     ├── in_voltage2_index
>     ├── in_voltage2_type
>     ├── in_current3_en
>     ├── in_current3_index
>     └── in_current3_type
>
> Signed-off-by: Cosmin Tanislav <cosmin.tanislav@xxxxxxxxxx>

>From a GPIO point of view there is nothing to complain about here
so:
Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Yours,
Linus Walleij