iio: adc: berlin2-adc: explicitly add proper header files

Do not trust the fact that iio.h includes of.h which in turn includes
all the headers we are relying on.

The ultimate goal is to actually drop of.h from iio.h.

Signed-off-by: Nuno Sá <nuno.sa@analog.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20220610084545.547700-4-nuno.sa@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/adc/berlin2-adc.c b/drivers/iio/adc/berlin2-adc.c
index 03987d7e6b3d8546076536996eefdc32fd3970cc..3d2e8b4db61ae7408ad0e12b2831bdffe9a2b84e 100644 (file)
--- a/drivers/iio/adc/berlin2-adc.c
+++ b/drivers/iio/adc/berlin2-adc.c
@@ -15,7 +15,9 @@
 #include <linux/iio/machine.h>
 #include <linux/interrupt.h>
 #include <linux/kernel.h>
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
+#include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
 #include <linux/mfd/syscon.h>