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/alc5632.c:1170:34: warning: ‘alc5632_of_match’ defined but not used [-Wunused-const-variable=]
Signed-off-by: Krzysztof Kozlowski krzk@kernel.org --- sound/soc/codecs/alc5632.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/sound/soc/codecs/alc5632.c b/sound/soc/codecs/alc5632.c index 9d6dcd3ffa57..bde5ded67754 100644 --- a/sound/soc/codecs/alc5632.c +++ b/sound/soc/codecs/alc5632.c @@ -1167,11 +1167,13 @@ static const struct i2c_device_id alc5632_i2c_table[] = { }; MODULE_DEVICE_TABLE(i2c, alc5632_i2c_table);
+#ifdef CONFIG_OF static const struct of_device_id alc5632_of_match[] = { { .compatible = "realtek,alc5632", }, { } }; MODULE_DEVICE_TABLE(of, alc5632_of_match); +#endif
/* i2c codec control layer */ static struct i2c_driver alc5632_i2c_driver = {