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67 lines
1.5 KiB
67 lines
1.5 KiB
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
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# Copyright 2020 Alexandru Lazar |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/iio/adc/maxim,max1241.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Maxim MAX1241 12-bit, single-channel analog to digital converter |
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maintainers: |
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- Alexandru Lazar <[email protected]> |
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description: | |
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Bindings for the max1241 12-bit, single-channel ADC device. Datasheet |
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can be found at: |
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https://datasheets.maximintegrated.com/en/ds/MAX1240-MAX1241.pdf |
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properties: |
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compatible: |
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enum: |
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- maxim,max1241 |
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reg: |
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maxItems: 1 |
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vdd-supply: |
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description: |
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Device tree identifier of the regulator that powers the ADC. |
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vref-supply: |
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description: |
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Device tree identifier of the regulator that provides the external |
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reference voltage. |
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shutdown-gpios: |
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description: |
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GPIO spec for the GPIO pin connected to the ADC's /SHDN pin. If |
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specified, the /SHDN pin will be asserted between conversions, |
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thus enabling power-down mode. |
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maxItems: 1 |
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spi-max-frequency: true |
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required: |
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- compatible |
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- reg |
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- vdd-supply |
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- vref-supply |
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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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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 = "maxim,max1241"; |
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reg = <0>; |
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vdd-supply = <&adc_vdd>; |
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vref-supply = <&adc_vref>; |
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spi-max-frequency = <1000000>; |
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shutdown-gpios = <&gpio 26 1>; |
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}; |
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};
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