ASoC: es7134: mark OF related data as maybe unused

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

  sound/soc/codecs/es7134.c:264:33: warning: ‘es7154_chip’ defined but not used [-Wunused-const-variable=]

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201125164452.89239-34-krzk@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/es7134.c b/sound/soc/codecs/es7134.c
index 00518406eb2b50723da7237cabc6331d0f83ee0c..e2b79879354bf1e92a78c375d0b0c992730b6df6 100644 (file)
--- a/sound/soc/codecs/es7134.c
+++ b/sound/soc/codecs/es7134.c
@@ -183,7 +183,7 @@ static const struct snd_soc_dapm_route es7134_extra_routes[] = {
        { "Playback", NULL, "VDD", }
 };
 
-static const struct es7134_chip es7134_chip = {
+static const struct es7134_chip es7134_chip __maybe_unused = {
        .dai_drv = &es7134_dai,
        .modes = es7134_modes,
        .mode_num = ARRAY_SIZE(es7134_modes),
@@ -261,7 +261,7 @@ static const struct snd_soc_dapm_route es7154_extra_routes[] = {
        { "Playback", NULL, "PVDD", }
 };
 
-static const struct es7134_chip es7154_chip = {
+static const struct es7134_chip es7154_chip __maybe_unused = {
        .dai_drv = &es7154_dai,
        .modes = es7154_modes,
        .mode_num = ARRAY_SIZE(es7154_modes),