[PATCH 6/6] iio:pressure:ms5637: add ms5803 support

[Rob Herring]

On Thu, Dec 10, 2020 at 12:48:57AM +0100, Alexandre Belloni wrote:
> The ms5803 is very similar to the ms5805 but has less resolution options
> and has the 128bit PROM layout.
> 
> Cc: Rob Herring <robh+dt at kernel.org>
> Signed-off-by: Alexandre Belloni <alexandre.belloni at bootlin.com>
> ---
>  Documentation/devicetree/bindings/trivial-devices.yaml | 2 ++
>  drivers/iio/pressure/ms5637.c                          | 8 ++++++++
>  2 files changed, 10 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/trivial-devices.yaml b/Documentation/devicetree/bindings/trivial-devices.yaml
> index ab623ba930d5..84b0e44235c1 100644
> --- a/Documentation/devicetree/bindings/trivial-devices.yaml
> +++ b/Documentation/devicetree/bindings/trivial-devices.yaml
> @@ -132,6 +132,8 @@ properties:
>            - mcube,mc3230
>              # MEMSIC 2-axis 8-bit digital accelerometer
>            - memsic,mxc6225
> +            # Measurement Specialities I2C pressure and temperature sensor
> +          - meas,ms5803

Alphabetical order please.

>              # Microchip differential I2C ADC, 1 Channel, 18 bit
>            - microchip,mcp3421
>              # Microchip differential I2C ADC, 2 Channel, 18 bit
> diff --git a/drivers/iio/pressure/ms5637.c b/drivers/iio/pressure/ms5637.c
> index 2943b88734b3..39830a51ca78 100644
> --- a/drivers/iio/pressure/ms5637.c
> +++ b/drivers/iio/pressure/ms5637.c
> @@ -192,8 +192,15 @@ static const struct ms_tp_hw_data ms5637_hw_data  = {
>  	.max_res_index = 5
>  };
>  
> +static const struct ms_tp_hw_data ms5803_hw_data  = {
> +	.prom_len = 8,
> +	.max_res_index = 4
> +};
> +
>  static const struct ms_tp_data ms5637_data = { .name = "ms5637", .hw = &ms5637_hw_data };
>  
> +static const struct ms_tp_data ms5803_data = { .name = "ms5803", .hw = &ms5803_hw_data };
> +
>  static const struct ms_tp_data ms5805_data = { .name = "ms5805", .hw = &ms5637_hw_data };
>  
>  static const struct ms_tp_data ms5837_data = { .name = "ms5837", .hw = &ms5637_hw_data };
> @@ -205,6 +212,7 @@ static const struct ms_tp_data ms8607_data = {
>  
>  static const struct of_device_id ms5637_of_match[] = {
>  	{ .compatible = "meas,ms5637", .data = &ms5637_data },
> +	{ .compatible = "meas,ms5803", .data = &ms5803_data },
>  	{ .compatible = "meas,ms5805", .data = &ms5805_data },
>  	{ .compatible = "meas,ms5837", .data = &ms5837_data },
>  	{ .compatible = "meas,ms8607-temppressure", .data = &ms8607_data },
> -- 
> 2.28.0
>