diff options
Diffstat (limited to 'dts/Bindings/iio/amplifiers/adi,hmc425a.yaml')
| -rw-r--r-- | dts/Bindings/iio/amplifiers/adi,hmc425a.yaml | 64 |
1 files changed, 57 insertions, 7 deletions
diff --git a/dts/Bindings/iio/amplifiers/adi,hmc425a.yaml b/dts/Bindings/iio/amplifiers/adi,hmc425a.yaml index a557761d80..3a470459b9 100644 --- a/dts/Bindings/iio/amplifiers/adi,hmc425a.yaml +++ b/dts/Bindings/iio/amplifiers/adi,hmc425a.yaml @@ -4,31 +4,81 @@ $id: http://devicetree.org/schemas/iio/amplifiers/adi,hmc425a.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: HMC425A 6-bit Digital Step Attenuator +title: Analog Devices HMC425A and similar Digital Step Attenuators maintainers: - Michael Hennerich <michael.hennerich@analog.com> - - Beniamin Bia <beniamin.bia@analog.com> description: | - Digital Step Attenuator IIO device with gpio interface. + Digital Step Attenuator IIO devices with gpio interface. + Offer various frequency and attenuation ranges. + ADRF5750 2 dB LSB, 4-Bit, Silicon Digital Attenuator, 10 MHz to 60 GHz + https://www.analog.com/media/en/technical-documentation/data-sheets/adrf5740.pdf + HMC425A 0.5 dB LSB GaAs MMIC 6-BIT DIGITAL POSITIVE CONTROL ATTENUATOR, 2.2 - 8.0 GHz - https://www.analog.com/media/en/technical-documentation/data-sheets/hmc425A.pdf + https://www.analog.com/media/en/technical-documentation/data-sheets/hmc425A.pdf + + HMC540S 1 dB LSB Silicon MMIC 4-Bit Digital Positive Control Attenuator, 0.1 - 8 GHz + https://www.analog.com/media/en/technical-documentation/data-sheets/hmc540s.pdf + + LTC6373 is a 3-Bit precision instrumentation amplifier with fully differential outputs + https://www.analog.com/media/en/technical-documentation/data-sheets/ltc6373.pdf properties: compatible: enum: + - adi,adrf5740 - adi,hmc425a + - adi,hmc540s + - adi,ltc6373 vcc-supply: true ctrl-gpios: description: - Must contain an array of 6 GPIO specifiers, referring to the GPIO pins - connected to the control pins V1-V6. - minItems: 6 + Must contain an array of GPIO specifiers, referring to the GPIO pins + connected to the control pins. + ADRF5740 - 4 GPIO connected to D2-D5 + HMC540S - 4 GPIO connected to V1-V4 + HMC425A - 6 GPIO connected to V1-V6 + LTC6373 - 3 GPIO connected to A0-A2 + minItems: 1 maxItems: 6 +allOf: + - if: + properties: + compatible: + contains: + const: adi,hmc425a + then: + properties: + ctrl-gpios: + minItems: 6 + maxItems: 6 + - if: + properties: + compatible: + contains: + anyOf: + - const: adi,adrf5740 + - const: adi,hmc540s + then: + properties: + ctrl-gpios: + minItems: 4 + maxItems: 4 + - if: + properties: + compatible: + contains: + const: adi,ltc6373 + then: + properties: + ctrl-gpios: + minItems: 3 + maxItems: 3 + required: - compatible - ctrl-gpios |