iio:potentiometer:max5481: Drop invalid ACPI binding.

Given that an ACPI binding must start with 3 or 4 capitals,
this cannot represent a valid binding.

It seems unlikely anything out there is using it.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Maury Anderson <maury.anderson@rockwellcollins.com>
Cc: Matthew Weber <matthew.weber@rockwellcollins.com>
Cc: Slawomir Stepien <sst@poczta.fm>
Link: https://lore.kernel.org/r/20200910173242.621168-6-jic23@kernel.org

diff --git a/drivers/iio/potentiometer/max5481.c b/drivers/iio/potentiometer/max5481.c
index 6d1e1a57cba154782ea6e83c70f1b76d4f9c273a..a88ed0eb3adc69838b34071a8beac93f85530a85 100644 (file)
--- a/drivers/iio/potentiometer/max5481.c
+++ b/drivers/iio/potentiometer/max5481.c
@@ -7,7 +7,6 @@
  * https://datasheets.maximintegrated.com/en/ds/MAX5481-MAX5484.pdf
  */
 
-#include <linux/acpi.h>
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>
 #include <linux/module.h>
@@ -182,22 +181,10 @@ static const struct spi_device_id max5481_id_table[] = {
 };
 MODULE_DEVICE_TABLE(spi, max5481_id_table);
 
-#if defined(CONFIG_ACPI)
-static const struct acpi_device_id max5481_acpi_match[] = {
-       { "max5481", max5481 },
-       { "max5482", max5482 },
-       { "max5483", max5483 },
-       { "max5484", max5484 },
-       { }
-};
-MODULE_DEVICE_TABLE(acpi, max5481_acpi_match);
-#endif
-
 static struct spi_driver max5481_driver = {
        .driver = {
                .name  = "max5481",
                .of_match_table = max5481_match,
-               .acpi_match_table = ACPI_PTR(max5481_acpi_match),
        },
        .probe = max5481_probe,
        .remove = max5481_remove,