The driver can be compile tested with !CONFIG_OF making certain data unused:
sound/soc/codecs/pcm179x-spi.c:32:34: error: ‘pcm179x_of_match’ defined but not used [-Werror=unused-const-variable=]
Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org --- sound/soc/codecs/pcm179x-spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/codecs/pcm179x-spi.c b/sound/soc/codecs/pcm179x-spi.c index ebf63ea90a1c..192fee90c971 100644 --- a/sound/soc/codecs/pcm179x-spi.c +++ b/sound/soc/codecs/pcm179x-spi.c @@ -29,7 +29,7 @@ static int pcm179x_spi_probe(struct spi_device *spi) return pcm179x_common_init(&spi->dev, regmap); }
-static const struct of_device_id pcm179x_of_match[] = { +static const struct of_device_id pcm179x_of_match[] __maybe_unused = { { .compatible = "ti,pcm1792a", }, { } };