The driver can match only via the DT table so the table should be always used and the of_match_ptr does not have any sense (this also allows ACPI matching via PRP0001, even though it is not relevant here). This fixes compile warning (!CONFIG_OF on x86_64): sound/soc/codecs/rk3328_codec.c:502:34: warning: ‘rk3328_codec_of_match’ defined but not used [-Wunused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> --- sound/soc/codecs/rk3328_codec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/rk3328_codec.c b/sound/soc/codecs/rk3328_codec.c index 940a2fa933ed..d955525b0354 100644 --- a/sound/soc/codecs/rk3328_codec.c +++ b/sound/soc/codecs/rk3328_codec.c @@ -508,7 +508,7 @@ MODULE_DEVICE_TABLE(of, rk3328_codec_of_match); static struct platform_driver rk3328_codec_driver = { .driver = { .name = "rk3328-codec", - .of_match_table = of_match_ptr(rk3328_codec_of_match), + .of_match_table = rk3328_codec_of_match, }, .probe = rk3328_platform_probe, }; -- 2.25.1