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2043594d64
Adding ad7386/7/8 single-ended compatible parts, and the corresponding ad7386-4/7-4/8-4 4 channels. Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Julien Stephan <jstephan@baylibre.com> Reviewed-by: David Lechner <dlechner@baylibre.com> Link: https://patch.msgid.link/20240731-ad7380-add-single-ended-chips-v2-1-cd63bf05744c@baylibre.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
162 lines
3.8 KiB
YAML
162 lines
3.8 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/iio/adc/adi,ad7380.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Analog Devices Simultaneous Sampling Analog to Digital Converters
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maintainers:
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- Michael Hennerich <Michael.Hennerich@analog.com>
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- Nuno Sá <nuno.sa@analog.com>
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description: |
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* https://www.analog.com/en/products/ad7380.html
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* https://www.analog.com/en/products/ad7381.html
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* https://www.analog.com/en/products/ad7383.html
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* https://www.analog.com/en/products/ad7384.html
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* https://www.analog.com/en/products/ad7386.html
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* https://www.analog.com/en/products/ad7387.html
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* https://www.analog.com/en/products/ad7388.html
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* https://www.analog.com/en/products/ad7380-4.html
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* https://www.analog.com/en/products/ad7381-4.html
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* https://www.analog.com/en/products/ad7383-4.html
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* https://www.analog.com/en/products/ad7384-4.html
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* https://www.analog.com/en/products/ad7386-4.html
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* https://www.analog.com/en/products/ad7387-4.html
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* https://www.analog.com/en/products/ad7388-4.html
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$ref: /schemas/spi/spi-peripheral-props.yaml#
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properties:
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compatible:
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enum:
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- adi,ad7380
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- adi,ad7381
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- adi,ad7383
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- adi,ad7384
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- adi,ad7386
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- adi,ad7387
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- adi,ad7388
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- adi,ad7380-4
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- adi,ad7381-4
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- adi,ad7383-4
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- adi,ad7384-4
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- adi,ad7386-4
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- adi,ad7387-4
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- adi,ad7388-4
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reg:
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maxItems: 1
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spi-max-frequency:
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maximum: 80000000
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spi-cpol: true
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spi-cpha: true
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vcc-supply:
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description: A 3V to 3.6V supply that powers the chip.
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vlogic-supply:
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description:
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A 1.65V to 3.6V supply for the logic pins.
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refio-supply:
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description:
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A 2.5V to 3.3V supply for the external reference voltage. When omitted,
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the internal 2.5V reference is used.
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aina-supply:
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description:
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The common mode voltage supply for the AINA- pin on pseudo-differential
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chips.
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ainb-supply:
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description:
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The common mode voltage supply for the AINB- pin on pseudo-differential
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chips.
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ainc-supply:
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description:
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The common mode voltage supply for the AINC- pin on pseudo-differential
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chips.
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aind-supply:
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description:
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The common mode voltage supply for the AIND- pin on pseudo-differential
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chips.
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interrupts:
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description:
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When the device is using 1-wire mode, this property is used to optionally
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specify the ALERT interrupt.
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maxItems: 1
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required:
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- compatible
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- reg
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- vcc-supply
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- vlogic-supply
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unevaluatedProperties: false
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allOf:
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# pseudo-differential chips require common mode voltage supplies,
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# true differential chips don't use them
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- if:
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properties:
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compatible:
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enum:
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- adi,ad7383
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- adi,ad7384
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- adi,ad7383-4
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- adi,ad7384-4
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then:
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required:
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- aina-supply
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- ainb-supply
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else:
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properties:
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aina-supply: false
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ainb-supply: false
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- if:
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properties:
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compatible:
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enum:
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- adi,ad7383-4
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- adi,ad7384-4
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then:
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required:
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- ainc-supply
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- aind-supply
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else:
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properties:
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ainc-supply: false
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aind-supply: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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adc@0 {
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compatible = "adi,ad7380";
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reg = <0>;
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spi-cpol;
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spi-cpha;
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spi-max-frequency = <80000000>;
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interrupts = <27 IRQ_TYPE_EDGE_FALLING>;
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interrupt-parent = <&gpio0>;
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vcc-supply = <&supply_3_3V>;
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vlogic-supply = <&supply_3_3V>;
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refio-supply = <&supply_2_5V>;
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};
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};
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