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iio: adc: vf610_adc: Make use of device properties

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Convert the module to be property provider agnostic and allow
it to be used on non-OF platforms.

Add mod_devicetable.h include.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220531142353.64925-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Andy Shevchenko 2022-05-31 17:23:53 +03:00 committed by Jonathan Cameron
parent 3b9b4357d5
commit 3cc6a67b73
2 changed files with 6 additions and 10 deletions
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1
drivers/iio/adc/Kconfig
View File

@ -1257,7 +1257,6 @@ config TWL6030_GPADC
config VF610_ADC
tristate "Freescale vf610 ADC driver"
depends on OF
depends on HAS_IOMEM
select IIO_BUFFER
select IIO_TRIGGERED_BUFFER

15
drivers/iio/adc/vf610_adc.c
View File

@ -5,7 +5,9 @@
* Copyright 2013 Freescale Semiconductor, Inc.
*/
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/property.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
@ -14,10 +16,7 @@
#include <linux/io.h>
#include <linux/clk.h>
#include <linux/completion.h>
#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/regulator/consumer.h>
#include <linux/of_platform.h>
#include <linux/err.h>
#include <linux/iio/iio.h>
@ -799,6 +798,7 @@ MODULE_DEVICE_TABLE(of, vf610_adc_match);
static int vf610_adc_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct vf610_adc *info;
struct iio_dev *indio_dev;
int irq;
@ -846,13 +846,10 @@ static int vf610_adc_probe(struct platform_device *pdev)
info->vref_uv = regulator_get_voltage(info->vref);
of_property_read_u32_array(pdev->dev.of_node, "fsl,adck-max-frequency",
info->max_adck_rate, 3);
device_property_read_u32_array(dev, "fsl,adck-max-frequency", info->max_adck_rate, 3);
ret = of_property_read_u32(pdev->dev.of_node, "min-sample-time",
&info->adc_feature.default_sample_time);
if (ret)
info->adc_feature.default_sample_time = DEFAULT_SAMPLE_TIME;
info->adc_feature.default_sample_time = DEFAULT_SAMPLE_TIME;
device_property_read_u32(dev, "min-sample-time", &info->adc_feature.default_sample_time);
platform_set_drvdata(pdev, indio_dev);