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dt-bindings: iio: adc: Add binding for AD7380 ADCs
This adds a binding specification for the Analog Devices Inc. AD7380 family of ADCs. Signed-off-by: David Lechner <dlechner@baylibre.com> Signed-off-by: Julien Stephan <jstephan@baylibre.com> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Link: https://lore.kernel.org/r/20240528-adding-new-ad738x-driver-v7-1-4cd70a4c12c8@baylibre.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml
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Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml
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# 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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$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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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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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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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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@ -439,6 +439,15 @@ W: http://wiki.analog.com/AD7142
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W: https://ez.analog.com/linux-software-drivers
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F: drivers/input/misc/ad714x.c
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AD738X ADC DRIVER (AD7380/1/2/4)
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M: Michael Hennerich <michael.hennerich@analog.com>
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M: Nuno Sá <nuno.sa@analog.com>
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R: David Lechner <dlechner@baylibre.com>
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S: Supported
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W: https://wiki.analog.com/resources/tools-software/linux-drivers/iio-adc/ad738x
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W: https://ez.analog.com/linux-software-drivers
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F: Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml
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AD7877 TOUCHSCREEN DRIVER
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M: Michael Hennerich <michael.hennerich@analog.com>
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S: Supported
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