iio: adc: at91_adc: remove at91_adc_ids

The driver is DT only since commit ead1c9f3 ("iio: adc: at91_adc:
remove platform data and move defs in driver file"). Remove the leftover
platform_device_id array.
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20201128222818.1910764-2-alexandre.belloni@bootlin.comSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/adc/at91_adc.c

@@ -1425,29 +1425,9 @@ static const struct of_device_id at91_adc_dt_ids[] = {
 };
 MODULE_DEVICE_TABLE(of, at91_adc_dt_ids);
 
-static const struct platform_device_id at91_adc_ids[] = {
-	{
-		.name = "at91sam9260-adc",
-		.driver_data = (unsigned long)&at91sam9260_caps,
-	}, {
-		.name = "at91sam9rl-adc",
-		.driver_data = (unsigned long)&at91sam9rl_caps,
-	}, {
-		.name = "at91sam9g45-adc",
-		.driver_data = (unsigned long)&at91sam9g45_caps,
-	}, {
-		.name = "at91sam9x5-adc",
-		.driver_data = (unsigned long)&at91sam9x5_caps,
-	}, {
-		/* terminator */
-	}
-};
-MODULE_DEVICE_TABLE(platform, at91_adc_ids);
-
 static struct platform_driver at91_adc_driver = {
 	.probe = at91_adc_probe,
 	.remove = at91_adc_remove,
-	.id_table = at91_adc_ids,
 	.driver = {
 		   .name = DRIVER_NAME,
 		   .of_match_table = at91_adc_dt_ids,