Add device tree bindings for the ADMV8818 Filter. Signed-off-by: Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx> --- .../bindings/iio/filter/adi,admv8818.yaml | 78 +++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/filter/adi,admv8818.yaml diff --git a/Documentation/devicetree/bindings/iio/filter/adi,admv8818.yaml b/Documentation/devicetree/bindings/iio/filter/adi,admv8818.yaml new file mode 100644 index 000000000000..d581e236dbdc --- /dev/null +++ b/Documentation/devicetree/bindings/iio/filter/adi,admv8818.yaml @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/filter/adi,admv8818.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ADMV8818 Digitally Tunable, High-Pass and Low-Pass Filter + +maintainers: + - Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx> + +description: | + Fully monolithic microwave integrated circuit (MMIC) that + features a digitally selectable frequency of operation. + The device features four independently controlled high-pass + filters (HPFs) and four independently controlled low-pass filters + (LPFs) that span the 2 GHz to 18 GHz frequency range. + + https://www.analog.com/en/products/admv8818.html + +properties: + compatible: + enum: + - adi,admv8818 + + reg: + maxItems: 1 + + spi-max-frequency: + maximum: 10000000 + + clocks: + description: + Definition of the external clock. + minItems: 1 + + clock-names: + items: + - const: "rf_in" + + clock-output-names: + maxItems: 1 + + adi,bw-hz: + description: + Allows the user to increase the Bandpass Filter (BPF) bandwidth + in Hz. Normally when invoked by the clk notifier, the driver + sets the HPF cutoff close below the frequency and the LPF cutoff + close above the frequency, and thus creating a BPF. + $ref: /schemas/types.yaml#/definitions/uint64 + + '#clock-cells': + const: 0 + +required: + - compatible + - reg + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + admv8818@0 { + compatible = "adi,admv8818"; + reg = <0>; + spi-max-frequency = <10000000>; + clocks = <&admv8818_rfin>; + clock-names = "rf_in"; + adi,bw-hz = /bits/ 64 <600000000>; + }; + }; +... + -- 2.33.1
