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dt-bindings: iio: frequency: add admfm2000
Dual microwave down converter module with input RF and LO frequency ranges from 0.5 to 32 GHz and an output IF frequency range from 0.1 to 8 GHz. It consists of a LNA, mixer, IF filter, DSA, and IF amplifier for each down conversion path. Signed-off-by: Kim Seer Paller <kimseer.paller@analog.com> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Link: https://lore.kernel.org/r/20240123081059.5746-1-kimseer.paller@analog.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Kim Seer Paller
Jonathan Cameron
parent
044b432392
commit
7b5f651127
@ -0,0 +1,127 @@
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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# Copyright 2024 Analog Devices Inc.
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/iio/frequency/adi,admfm2000.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: ADMFM2000 Dual Microwave Down Converter
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maintainers:
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- Kim Seer Paller <kimseer.paller@analog.com>
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description:
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Dual microwave down converter module with input RF and LO frequency ranges
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from 0.5 to 32 GHz and an output IF frequency range from 0.1 to 8 GHz.
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It consists of a LNA, mixer, IF filter, DSA, and IF amplifier for each down
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conversion path.
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properties:
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compatible:
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enum:
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- adi,admfm2000
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'#address-cells':
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const: 1
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'#size-cells':
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const: 0
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patternProperties:
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"^channel@[0-1]$":
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type: object
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description: Represents a channel of the device.
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additionalProperties: false
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properties:
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reg:
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description:
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The channel number.
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minimum: 0
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maximum: 1
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adi,mixer-mode:
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description:
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Enable mixer mode for the channel. It downconverts RF between 5 GHz
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and 32 GHz to IF between 0.5 GHz and 8 GHz. If not present, the channel
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is in direct IF mode which bypasses the mixer and downconverts RF
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between 2 GHz and 8 GHz to IF between 0.5 GHz and 8 GHz.
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type: boolean
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switch-gpios:
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description: |
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GPIOs to select the RF path for the channel. The same state of CTRL-A
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and CTRL-B GPIOs is not permitted.
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CTRL-A CTRL-B CH1 Status CH2 Status
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1 0 Direct IF mode Mixer mode
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0 1 Mixer mode Direct IF mode
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items:
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- description: CTRL-A GPIO
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- description: CTRL-B GPIO
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attenuation-gpios:
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description: |
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Choice of attenuation:
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DSA-V4 DSA-V3 DSA-V2 DSA-V1 DSA-V0
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1 1 1 1 1 0 dB
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1 1 1 1 0 -1 dB
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1 1 1 0 1 -2 dB
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1 1 0 1 1 -4 dB
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1 0 1 1 1 -8 dB
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0 1 1 1 1 -16 dB
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0 0 0 0 0 -31 dB
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items:
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- description: DSA-V0 GPIO
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- description: DSA-V1 GPIO
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- description: DSA-V2 GPIO
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- description: DSA-V3 GPIO
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- description: DSA-V4 GPIO
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required:
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- reg
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- switch-gpios
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- attenuation-gpios
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required:
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- compatible
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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converter {
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compatible = "adi,admfm2000";
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#address-cells = <1>;
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#size-cells = <0>;
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channel@0 {
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reg = <0>;
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switch-gpios = <&gpio 1 GPIO_ACTIVE_LOW>,
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<&gpio 2 GPIO_ACTIVE_HIGH>;
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attenuation-gpios = <&gpio 17 GPIO_ACTIVE_LOW>,
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<&gpio 22 GPIO_ACTIVE_LOW>,
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<&gpio 23 GPIO_ACTIVE_LOW>,
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<&gpio 24 GPIO_ACTIVE_LOW>,
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<&gpio 25 GPIO_ACTIVE_LOW>;
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};
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channel@1 {
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reg = <1>;
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adi,mixer-mode;
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switch-gpios = <&gpio 3 GPIO_ACTIVE_LOW>,
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<&gpio 4 GPIO_ACTIVE_HIGH>;
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attenuation-gpios = <&gpio 0 GPIO_ACTIVE_LOW>,
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<&gpio 5 GPIO_ACTIVE_LOW>,
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<&gpio 6 GPIO_ACTIVE_LOW>,
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<&gpio 16 GPIO_ACTIVE_LOW>,
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<&gpio 26 GPIO_ACTIVE_LOW>;
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};
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};
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...
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@ -1267,6 +1267,13 @@ W: https://ez.analog.com/linux-software-drivers
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F: Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml
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F: drivers/hwmon/adm1177.c
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ANALOG DEVICES INC ADMFM2000 DRIVER
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M: Kim Seer Paller <kimseer.paller@analog.com>
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L: linux-iio@vger.kernel.org
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S: Supported
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W: https://ez.analog.com/linux-software-drivers
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F: Documentation/devicetree/bindings/iio/frequency/adi,admfm2000.yaml
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ANALOG DEVICES INC ADMV1013 DRIVER
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M: Antoniu Miclaus <antoniu.miclaus@analog.com>
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L: linux-iio@vger.kernel.org
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