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iio: adc: nau7802: Make use of device properties 

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/20220531213922.72992-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Andy Shevchenko 2022-06-01 00:39:22 +03:00 committed by Jonathan Cameron
parent d8600a189c
commit d34a1daf1a
1 changed files with 3 additions and 3 deletions
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6
drivers/iio/adc/nau7802.c
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@ -8,10 +8,11 @@
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <linux/interrupt.h> #include <linux/interrupt.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/property.h>
#include <linux/wait.h> #include <linux/wait.h>
#include <linux/log2.h> #include <linux/log2.h>
#include <linux/of.h>
#include <linux/iio/iio.h> #include <linux/iio/iio.h>
#include <linux/iio/sysfs.h> #include <linux/iio/sysfs.h>
@ -411,7 +412,6 @@ static int nau7802_probe(struct i2c_client *client)
{ {
struct iio_dev *indio_dev; struct iio_dev *indio_dev;
struct nau7802_state *st; struct nau7802_state *st;
struct device_node *np = client->dev.of_node;
int i, ret; int i, ret;
u8 data; u8 data;
u32 tmp = 0; u32 tmp = 0;
@ -451,7 +451,7 @@ static int nau7802_probe(struct i2c_client *client)
if (!(ret & NAU7802_PUCTRL_PUR_BIT)) if (!(ret & NAU7802_PUCTRL_PUR_BIT))
return ret; return ret;
of_property_read_u32(np, "nuvoton,vldo", &tmp); device_property_read_u32(&client->dev, "nuvoton,vldo", &tmp);
st->vref_mv = tmp; st->vref_mv = tmp;
data = NAU7802_PUCTRL_PUD_BIT | NAU7802_PUCTRL_PUA_BIT | data = NAU7802_PUCTRL_PUD_BIT | NAU7802_PUCTRL_PUA_BIT |