ASoC: ak5558: mark OF related data as maybe unused

The driver can be compile tested with !CONFIG_OF making certain data
unused:

  sound/soc/codecs/ak5558.c:418:34: warning: ‘ak5558_i2c_dt_ids’ defined but not used [-Wunused-const-variable=]

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201125164452.89239-2-krzk@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/ak5558.c b/sound/soc/codecs/ak5558.c
index 2f076d5ee284d42058ceb722bf5f9ada9c8d2c86..8a32b0139cb0c080b03b393d547d4fd6c68b8b60 100644 (file)
--- a/sound/soc/codecs/ak5558.c
+++ b/sound/soc/codecs/ak5558.c
@@ -415,7 +415,7 @@ static int ak5558_i2c_remove(struct i2c_client *i2c)
        return 0;
 }
 
-static const struct of_device_id ak5558_i2c_dt_ids[] = {
+static const struct of_device_id ak5558_i2c_dt_ids[] __maybe_unused = {
        { .compatible = "asahi-kasei,ak5558"},
        { }
 };