iio: light: st_uvis25: Add mod_devicetable.h and drop of_match_ptr

Enables probing via ACPI PRP0001 and removes an example that we don't
want people to cut and paste into new drivers.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com>

drivers/iio/light/st_uvis25_i2c.c

@@ -9,6 +9,7 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/mod_devicetable.h>
 #include <linux/i2c.h>
 #include <linux/slab.h>
 #include <linux/regmap.h>
@@ -55,7 +56,7 @@ static struct i2c_driver st_uvis25_driver = {
 	.driver = {
 		.name = "st_uvis25_i2c",
 		.pm = &st_uvis25_pm_ops,
-		.of_match_table = of_match_ptr(st_uvis25_i2c_of_match),
+		.of_match_table = st_uvis25_i2c_of_match,
 	},
 	.probe = st_uvis25_i2c_probe,
 	.id_table = st_uvis25_i2c_id_table,

drivers/iio/light/st_uvis25_spi.c

@@ -9,6 +9,7 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/mod_devicetable.h>
 #include <linux/spi/spi.h>
 #include <linux/slab.h>
 #include <linux/regmap.h>
@@ -55,7 +56,7 @@ static struct spi_driver st_uvis25_driver = {
 	.driver = {
 		.name = "st_uvis25_spi",
 		.pm = &st_uvis25_pm_ops,
-		.of_match_table = of_match_ptr(st_uvis25_spi_of_match),
+		.of_match_table = st_uvis25_spi_of_match,
 	},
 	.probe = st_uvis25_spi_probe,
 	.id_table = st_uvis25_spi_id_table,