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/max9867.c:652:34: warning: ‘max9867_of_match’ defined but not used [-Wunused-const-variable=]
Signed-off-by: Krzysztof Kozlowski krzk@kernel.org --- sound/soc/codecs/max9867.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/sound/soc/codecs/max9867.c b/sound/soc/codecs/max9867.c index aef2746bfb94..512e6f2513d3 100644 --- a/sound/soc/codecs/max9867.c +++ b/sound/soc/codecs/max9867.c @@ -649,11 +649,13 @@ static const struct i2c_device_id max9867_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, max9867_i2c_id);
+#ifdef CONFIG_OF static const struct of_device_id max9867_of_match[] = { { .compatible = "maxim,max9867", }, { } }; MODULE_DEVICE_TABLE(of, max9867_of_match); +#endif
static struct i2c_driver max9867_i2c_driver = { .driver = {