On paź 31, 2020 18:29, Jonathan Cameron wrote:
> From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
>
> Simple SPI binding that doesn't need a separate file.
> During conversion I looked up the individual part number descriptions
> in the datasheet so that we could give slightly more detail in
> trivial-device.yaml.
>
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> Cc: Maury Anderson <maury.anderson@xxxxxxxxxxxxxxxxxxx>
> Cc: Matthew Weber <matthew.weber@xxxxxxxxxxxxxxxxxxx>
> Cc: Slawomir Stepien <sst@xxxxxxxxx>
Reviewed-by: Slawomir Stepien <sst@xxxxxxxxx>
> ---
> .../bindings/iio/potentiometer/max5481.txt | 23 -------------------
> .../devicetree/bindings/trivial-devices.yaml | 8 +++++++
> 2 files changed, 8 insertions(+), 23 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/iio/potentiometer/max5481.txt b/Documentation/devicetree/bindings/iio/potentiometer/max5481.txt
> deleted file mode 100644
> index 6a91b106e076..000000000000
> --- a/Documentation/devicetree/bindings/iio/potentiometer/max5481.txt
> +++ /dev/null
> @@ -1,23 +0,0 @@
> -* Maxim Linear-Taper Digital Potentiometer MAX5481-MAX5484
> -
> -The node for this driver must be a child node of a SPI controller, hence
> -all mandatory properties described in
> -
> - Documentation/devicetree/bindings/spi/spi-bus.txt
> -
> -must be specified.
> -
> -Required properties:
> - - compatible: Must be one of the following, depending on the
> - model:
> - "maxim,max5481"
> - "maxim,max5482"
> - "maxim,max5483"
> - "maxim,max5484"
> -
> -Example:
> -max548x: max548x@0 {
> - compatible = "maxim,max5482";
> - spi-max-frequency = <7000000>;
> - reg = <0>; /* chip-select */
> -};
> diff --git a/Documentation/devicetree/bindings/trivial-devices.yaml b/Documentation/devicetree/bindings/trivial-devices.yaml
> index 695b1e379238..3182d5b5a0b4 100644
> --- a/Documentation/devicetree/bindings/trivial-devices.yaml
> +++ b/Documentation/devicetree/bindings/trivial-devices.yaml
> @@ -118,6 +118,14 @@ properties:
> - maxim,ds1803-100
> # Low-Power, 4-/12-Channel, 2-Wire Serial, 12-Bit ADCs
> - maxim,max1237
> + # 10-bit 10 kOhm linear programable voltage divider
> + - maxim,max5481
> + # 10-bit 50 kOhm linear programable voltage divider
> + - maxim,max5482
> + # 10-bit 10 kOhm linear programable variable resistor
> + - maxim,max5483
> + # 10-bit 50 kOhm linear programable variable resistor
> + - maxim,max5484
> # PECI-to-I2C translator for PECI-to-SMBus/I2C protocol conversion
> - maxim,max6621
> # 9-Bit/12-Bit Temperature Sensors with I²C-Compatible Serial Interface
--
Slawomir Stepien
