From: Nuno Sa <nuno.sa@xxxxxxxxxx> This adds the bindings documentation for the 14 bit RF Digital-to-Analog converter. Reviewed-by: Rob Herring <robh@xxxxxxxxxx> Signed-off-by: Nuno Sa <nuno.sa@xxxxxxxxxx> --- .../devicetree/bindings/iio/dac/adi,ad9739a.yaml | 94 ++++++++++++++++++++++ MAINTAINERS | 8 ++ 2 files changed, 102 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad9739a.yaml b/Documentation/devicetree/bindings/iio/dac/adi,ad9739a.yaml new file mode 100644 index 000000000000..4ef66fe9d61b --- /dev/null +++ b/Documentation/devicetree/bindings/iio/dac/adi,ad9739a.yaml @@ -0,0 +1,94 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/dac/adi,ad9739a.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices AD9739A RF DAC + +maintainers: + - Dragos Bogdan <dragos.bogdan@xxxxxxxxxx> + - Nuno Sa <nuno.sa@xxxxxxxxxx> + +description: | + The AD9739A is a 14-bit, 2.5 GSPS high performance RF DACs that are capable + of synthesizing wideband signals from dc up to 3 GHz. + + https://www.analog.com/media/en/technical-documentation/data-sheets/ad9737a_9739a.pdf + +properties: + compatible: + enum: + - adi,ad9739a + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + interrupts: + maxItems: 1 + + vdd-3p3-supply: + description: 3.3V Digital input supply. + + vdd-supply: + description: 1.8V Digital input supply. + + vdda-supply: + description: 3.3V Analog input supply. + + vddc-supply: + description: 1.8V Clock input supply. + + vref-supply: + description: Input/Output reference supply. + + io-backends: + maxItems: 1 + + adi,full-scale-microamp: + description: This property represents the DAC full scale current. + minimum: 8700 + maximum: 31700 + +required: + - compatible + - reg + - clocks + - io-backends + - vdd-3p3-supply + - vdd-supply + - vdda-supply + - vddc-supply + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +unevaluatedProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + dac@0 { + compatible = "adi,ad9739a"; + reg = <0>; + + clocks = <&dac_clk>; + + io-backends = <&iio_backend>; + + vdd-3p3-supply = <&vdd_3_3>; + vdd-supply = <&vdd>; + vdda-supply = <&vdd_3_3>; + vddc-supply = <&vdd>; + }; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index 2137eb452376..76e872e320d7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1234,6 +1234,14 @@ W: https://ez.analog.com/linux-software-drivers F: Documentation/devicetree/bindings/iio/adc/adi,ad7780.yaml F: drivers/iio/adc/ad7780.c +ANALOG DEVICES INC AD9739a DRIVER +M: Nuno Sa <nuno.sa@xxxxxxxxxx> +M: Dragos Bogdan <dragos.bogdan@xxxxxxxxxx> +L: linux-iio@xxxxxxxxxxxxxxx +S: Supported +W: https://ez.analog.com/linux-software-drivers +F: Documentation/devicetree/bindings/iio/dac/adi,ad9739a.yaml + ANALOG DEVICES INC ADA4250 DRIVER M: Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx> L: linux-iio@xxxxxxxxxxxxxxx -- 2.44.0
