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Commit bd5d54e4 authored by Nicola Lunghi's avatar Nicola Lunghi Committed by Jonathan Cameron
Browse files

iio: adc128s052: add ACPI _HID AANT1280 



ACPI _HID AANT1280 matches an ADC124S101 present on E3940 SKUs of the UP
Squared board.

Add it to the driver.

Signed-off-by: default avatarNicola Lunghi <nicola.lunghi@emutex.com>
[javier@emutex.com: fix up commit message and one checkpatch warning]
Signed-off-by: default avatarJavier Arteaga <javier@emutex.com>
Signed-off-by: default avatarDan O'Donovan <dan@emutex.com>
Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 37cd3c87

drivers/iio/adc/ti-adc128s052.c

+17 −1
Original line number Diff line number Diff line
@@ -12,10 +12,12 @@ 
 * published by the Free Software Foundation.

 */



#include <linux/acpi.h>

#include <linux/err.h>

#include <linux/spi/spi.h>

#include <linux/module.h>

#include <linux/iio/iio.h>

#include <linux/property.h>

#include <linux/regulator/consumer.h>



struct adc128_configuration {
@@ -135,10 +137,15 @@ static const struct iio_info adc128_info = { 
static int adc128_probe(struct spi_device *spi)

{

	struct iio_dev *indio_dev;

	unsigned int config;

	struct adc128 *adc;

	int config = spi_get_device_id(spi)->driver_data;

	int ret;



	if (dev_fwnode(&spi->dev))

		config = (unsigned long) device_get_match_data(&spi->dev);

	else

		config = spi_get_device_id(spi)->driver_data;



	indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*adc));

	if (!indio_dev)

		return -ENOMEM;
@@ -207,10 +214,19 @@ static const struct spi_device_id adc128_id[] = { 
};

MODULE_DEVICE_TABLE(spi, adc128_id);



#ifdef CONFIG_ACPI

static const struct acpi_device_id adc128_acpi_match[] = {

	{ "AANT1280", 2 }, /* ADC124S021 compatible ACPI ID */

	{ }

};

MODULE_DEVICE_TABLE(acpi, adc128_acpi_match);

#endif



static struct spi_driver adc128_driver = {

	.driver = {

		.name = "adc128s052",

		.of_match_table = of_match_ptr(adc128_of_match),

		.acpi_match_table = ACPI_PTR(adc128_acpi_match),

	},

	.probe = adc128_probe,

	.remove = adc128_remove,