The driver can match by multiple methods. Its of_device_id table is
referenced via of_match_ptr() so it will be unused for !CONFIG_OF
builds:
sound/soc/codecs/pcm179x-i2c.c:33:34: warning: ‘pcm179x_of_match’ defined but not used [-Wunused-const-variable=]
Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
---
sound/soc/codecs/pcm179x-i2c.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/sound/soc/codecs/pcm179x-i2c.c b/sound/soc/codecs/pcm179x-i2c.c
index 36e01678bef4..34a3d596f288 100644
--- a/sound/soc/codecs/pcm179x-i2c.c
+++ b/sound/soc/codecs/pcm179x-i2c.c
@@ -30,11 +30,13 @@ static int pcm179x_i2c_probe(struct i2c_client *client,
return pcm179x_common_init(&client->dev, regmap);
}
+#ifdef CONFIG_OF
static const struct of_device_id pcm179x_of_match[] = {
{ .compatible = "ti,pcm1792a", },
{ }
};
MODULE_DEVICE_TABLE(of, pcm179x_of_match);
+#endif
static const struct i2c_device_id pcm179x_i2c_ids[] = {
{ "pcm179x", 0 },
--
2.25.1
