The of_device_id was added to allow module autoloading, but it should be
also used to allow driver matching via Devicetree.
This also fixes W=1 warning:
drivers/iio/adc/stmpe-adc.c:357:34: error: ‘stmpe_adc_ids’ defined but not used [-Werror=unused-const-variable=]
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
drivers/iio/adc/stmpe-adc.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/iio/adc/stmpe-adc.c b/drivers/iio/adc/stmpe-adc.c
index d2d405388499..0208789fc0f5 100644
--- a/drivers/iio/adc/stmpe-adc.c
+++ b/drivers/iio/adc/stmpe-adc.c
@@ -345,21 +345,22 @@ static int __maybe_unused stmpe_adc_resume(struct device *dev)
static SIMPLE_DEV_PM_OPS(stmpe_adc_pm_ops, NULL, stmpe_adc_resume);
+static const struct of_device_id stmpe_adc_ids[] = {
+ { .compatible = "st,stmpe-adc", },
+ { },
+};
+MODULE_DEVICE_TABLE(of, stmpe_adc_ids);
+
static struct platform_driver stmpe_adc_driver = {
.probe = stmpe_adc_probe,
.driver = {
.name = "stmpe-adc",
.pm = &stmpe_adc_pm_ops,
+ .of_match_table = stmpe_adc_ids,
},
};
module_platform_driver(stmpe_adc_driver);
-static const struct of_device_id stmpe_adc_ids[] = {
- { .compatible = "st,stmpe-adc", },
- { },
-};
-MODULE_DEVICE_TABLE(of, stmpe_adc_ids);
-
MODULE_AUTHOR("Stefan Agner <stefan.agner@xxxxxxxxxxx>");
MODULE_DESCRIPTION("STMPEXXX ADC driver");
MODULE_LICENSE("GPL v2");
--
2.32.0
