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iio:adc128s052: add support for adc124s021
Signed-off-by: Oliver Stäbler <oliver.staebler@bytesatwork.ch> Reviewed-by: Martin Kepplinger <martink@posteo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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3 changed files with 17 additions and 6 deletions
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@ -1,7 +1,7 @@
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* Texas Instruments' ADC128S052 and ADC122S021 ADC chip
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* Texas Instruments' ADC128S052, ADC122S021 and ADC124S021 ADC chip
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Required properties:
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- compatible: Should be "ti,adc128s052" or "ti,adc122s021"
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- compatible: Should be "ti,adc128s052", "ti,adc122s021" or "ti,adc124s021"
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- reg: spi chip select number for the device
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- vref-supply: The regulator supply for ADC reference voltage
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@ -332,11 +332,11 @@ config TI_ADC081C
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called ti-adc081c.
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config TI_ADC128S052
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tristate "Texas Instruments ADC128S052/ADC122S021"
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tristate "Texas Instruments ADC128S052/ADC122S021/ADC124S021"
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depends on SPI
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help
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If you say yes here you get support for Texas Instruments ADC128S052
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and ADC122S021 chips.
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If you say yes here you get support for Texas Instruments ADC128S052,
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ADC122S021 and ADC124S021 chips.
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This driver can also be built as a module. If so, the module will be
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called ti-adc128s052.
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@ -1,10 +1,11 @@
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/*
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* Copyright (C) 2014 Angelo Compagnucci <angelo.compagnucci@gmail.com>
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*
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* Driver for Texas Instruments' ADC128S052 and ADC122S021 ADC chip.
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* Driver for Texas Instruments' ADC128S052, ADC122S021 and ADC124S021 ADC chip.
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* Datasheets can be found here:
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* http://www.ti.com/lit/ds/symlink/adc128s052.pdf
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* http://www.ti.com/lit/ds/symlink/adc122s021.pdf
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* http://www.ti.com/lit/ds/symlink/adc124s021.pdf
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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@ -114,9 +115,17 @@ static const struct iio_chan_spec adc122s021_channels[] = {
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ADC128_VOLTAGE_CHANNEL(1),
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};
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static const struct iio_chan_spec adc124s021_channels[] = {
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ADC128_VOLTAGE_CHANNEL(0),
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ADC128_VOLTAGE_CHANNEL(1),
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ADC128_VOLTAGE_CHANNEL(2),
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ADC128_VOLTAGE_CHANNEL(3),
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};
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static const struct adc128_configuration adc128_config[] = {
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{ adc128s052_channels, ARRAY_SIZE(adc128s052_channels) },
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{ adc122s021_channels, ARRAY_SIZE(adc122s021_channels) },
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{ adc124s021_channels, ARRAY_SIZE(adc124s021_channels) },
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};
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static const struct iio_info adc128_info = {
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@ -177,6 +186,7 @@ static int adc128_remove(struct spi_device *spi)
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static const struct of_device_id adc128_of_match[] = {
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{ .compatible = "ti,adc128s052", },
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{ .compatible = "ti,adc122s021", },
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{ .compatible = "ti,adc124s021", },
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{ /* sentinel */ },
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};
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MODULE_DEVICE_TABLE(of, adc128_of_match);
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@ -184,6 +194,7 @@ MODULE_DEVICE_TABLE(of, adc128_of_match);
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static const struct spi_device_id adc128_id[] = {
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{ "adc128s052", 0}, /* index into adc128_config */
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{ "adc122s021", 1},
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{ "adc124s021", 2},
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{ }
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};
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MODULE_DEVICE_TABLE(spi, adc128_id);
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