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authorJonathan Cameron <Jonathan.Cameron@huawei.com>2020-09-10 19:32:10 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2020-09-21 19:41:26 +0200
commit6fad8ae45692a12596d88f6e26103e35624c65c7 (patch)
treef583a467d6b1e5b8fbecfb07df2479ed82bcc5d7 /drivers/iio/potentiometer
parentiio:potentiometer:max5481: Drop invalid ACPI binding. (diff)
downloadlinux-6fad8ae45692a12596d88f6e26103e35624c65c7.tar.xz
linux-6fad8ae45692a12596d88f6e26103e35624c65c7.zip
iio:potentiometer:mcp4018: Drop of_match_ptr and CONFIG_OF protections.
These prevent use of this driver with ACPI via PRP0001 and are an example of an anti pattern I'm trying to remove from IIO. Also use device_get_match_data() rather than devicetree only version. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Cc: Peter Rosin <peda@axentia.se> Link: https://lore.kernel.org/r/20200910173242.621168-7-jic23@kernel.org
Diffstat (limited to 'drivers/iio/potentiometer')
-rw-r--r--drivers/iio/potentiometer/mcp4018.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/iio/potentiometer/mcp4018.c b/drivers/iio/potentiometer/mcp4018.c
index fd0579ad3c83..c0e171fec062 100644
--- a/drivers/iio/potentiometer/mcp4018.c
+++ b/drivers/iio/potentiometer/mcp4018.c
@@ -16,8 +16,8 @@
#include <linux/i2c.h>
#include <linux/iio/iio.h>
#include <linux/module.h>
-#include <linux/of.h>
-#include <linux/of_device.h>
+#include <linux/mod_devicetable.h>
+#include <linux/property.h>
#define MCP4018_WIPER_MAX 127
@@ -116,8 +116,6 @@ static const struct i2c_device_id mcp4018_id[] = {
};
MODULE_DEVICE_TABLE(i2c, mcp4018_id);
-#ifdef CONFIG_OF
-
#define MCP4018_COMPATIBLE(of_compatible, cfg) { \
.compatible = of_compatible, \
.data = &mcp4018_cfg[cfg], \
@@ -140,8 +138,6 @@ static const struct of_device_id mcp4018_of_match[] = {
};
MODULE_DEVICE_TABLE(of, mcp4018_of_match);
-#endif
-
static int mcp4018_probe(struct i2c_client *client)
{
struct device *dev = &client->dev;
@@ -161,7 +157,7 @@ static int mcp4018_probe(struct i2c_client *client)
i2c_set_clientdata(client, indio_dev);
data->client = client;
- data->cfg = of_device_get_match_data(dev);
+ data->cfg = device_get_match_data(dev);
if (!data->cfg)
data->cfg = &mcp4018_cfg[i2c_match_id(mcp4018_id, client)->driver_data];
@@ -176,7 +172,7 @@ static int mcp4018_probe(struct i2c_client *client)
static struct i2c_driver mcp4018_driver = {
.driver = {
.name = "mcp4018",
- .of_match_table = of_match_ptr(mcp4018_of_match),
+ .of_match_table = mcp4018_of_match,
},
.probe_new = mcp4018_probe,
.id_table = mcp4018_id,