ASoC: bd28623: mark OF related data as maybe unused

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

  sound/soc/codecs/bd28623.c:225:34: warning: ‘bd28623_of_match’ defined but not used [-Wunused-const-variable=]

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201125164452.89239-3-krzk@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/bd28623.c b/sound/soc/codecs/bd28623.c
index 31904ef5c88bf9e9ba885fe03dcf1724a4760957..a6267cb86d86003d5d2ee9d14748eed2025ebacc 100644 (file)
--- a/sound/soc/codecs/bd28623.c
+++ b/sound/soc/codecs/bd28623.c
@@ -222,7 +222,7 @@ static int bd28623_probe(struct platform_device *pdev)
                                               &soc_dai_bd, 1);
 }
 
-static const struct of_device_id bd28623_of_match[] = {
+static const struct of_device_id bd28623_of_match[] __maybe_unused = {
        { .compatible = "rohm,bd28623", },
        {}
 };