iio: adc: ad4130: Add SPI device ID table

Add SPI device ID table to enable non-device tree based device binding.
The id_table provides a fallback matching mechanism when of_match_table
cannot be used, which is required for proper SPI driver registration.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Signed-off-by: Jonathan Santos <Jonathan.Santos@analog.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/iio/adc/ad4130.c b/drivers/iio/adc/ad4130.c
index 5567ae5dee88ecedea3615f33c7225d1e2ab0ae6..d7aaf57ab87aad87c76340e4f016636dc8d0bbc0 100644 (file)
--- a/drivers/iio/adc/ad4130.c
+++ b/drivers/iio/adc/ad4130.c
@@ -2109,12 +2109,19 @@ static const struct of_device_id ad4130_of_match[] = {
 };
 MODULE_DEVICE_TABLE(of, ad4130_of_match);
 
+static const struct spi_device_id ad4130_id_table[] = {
+       { "ad4130" },
+       { }
+};
+MODULE_DEVICE_TABLE(spi, ad4130_id_table);
+
 static struct spi_driver ad4130_driver = {
        .driver = {
                .name = AD4130_NAME,
                .of_match_table = ad4130_of_match,
        },
        .probe = ad4130_probe,
+       .id_table = ad4130_id_table,
 };
 module_spi_driver(ad4130_driver);