Re: [PATCH v2 2/2] iio: adc: ad7173: add support for additional models

[David Lechner]

On Wed, Feb 28, 2024 at 7:55 AM Dumitru Ceclan <mitrutzceclan@gmailcom> wrote:
>
> Add support for Analog Devices AD7172-2, AD7175-8, AD7177-2.
>
> Signed-off-by: Dumitru Ceclan <mitrutzceclan@xxxxxxxxx>
> ---
>  drivers/iio/adc/ad7173.c | 82 ++++++++++++++++++++++++++++++++++++----
>  1 file changed, 74 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/iio/adc/ad7173.c b/drivers/iio/adc/ad7173.c
> index b42fbe28a325..e60ecce20e08 100644
> --- a/drivers/iio/adc/ad7173.c
> +++ b/drivers/iio/adc/ad7173.c
> @@ -1,6 +1,11 @@
>  // SPDX-License-Identifier: GPL-2.0+
>  /*
> - * AD7172-2/AD7173-8/AD7175-2/AD7176-2 SPI ADC driver
> + * AD717x family SPI ADC driver
> + *
> + * Supported devices:
> + *  AD7172-2/AD7172-4/AD7173-8/AD7175-2
> + *  AD7175-8/AD7176-2/AD7177-2
> + *
>   * Copyright (C) 2015, 2024 Analog Devices, Inc.
>   */
>
> @@ -61,10 +66,13 @@
>  #define AD7173_AIN_TEMP_POS    17
>  #define AD7173_AIN_TEMP_NEG    18
>
> -#define AD7172_ID                      0x00d0
> -#define AD7173_ID                      0x30d0
> -#define AD7175_ID                      0x0cd0
> +#define AD7172_2_ID                    0x00d0
>  #define AD7176_ID                      0x0c90
> +#define AD7175_2_ID                    0x0cd0
> +#define AD7172_4_ID                    0x2050
> +#define AD7173_ID                      0x30d0
> +#define AD7175_8_ID                    0x3cd0
> +#define AD7177_ID                      0x4fd0

It would be nice to keep these sorted by name/number like they were.

>  #define AD7173_ID_MASK                 GENMASK(15, 4)
>
>  #define AD7173_ADC_MODE_REF_EN         BIT(15)
> @@ -110,15 +118,19 @@
>  #define AD7173_SETUP_REF_SEL_EXT_REF   0x0
>  #define AD7173_VOLTAGE_INT_REF_uV      2500000
>  #define AD7173_TEMP_SENSIIVITY_uV_per_C        477
> +#define AD7177_ODR_START_VALUE         0x07
>
>  #define AD7173_FILTER_ODR0_MASK                GENMASK(5, 0)
>  #define AD7173_MAX_CONFIGS             8
>
>  enum ad7173_ids {
>         ID_AD7172_2,
> +       ID_AD7172_4,
>         ID_AD7173_8,
>         ID_AD7175_2,
> +       ID_AD7175_8,
>         ID_AD7176_2,
> +       ID_AD7177_2,
>  };
>
>  struct ad7173_device_info {
> @@ -190,7 +202,7 @@ static const unsigned int ad7175_sinc5_data_rates[] = {
>  static const struct ad7173_device_info ad7173_device_info[] = {
>         [ID_AD7172_2] = {
>                 .name = "ad7172-2",
> -               .id = AD7172_ID,
> +               .id = AD7172_2_ID,

It would be nice to put these renames in a separate patch since it is
unrelated to the parts being added.