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/kirkwood/armada-370-db.c:137:34: warning: ‘a370db_dt_ids’ defined but not used [-Wunused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> --- sound/soc/kirkwood/armada-370-db.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/kirkwood/armada-370-db.c b/sound/soc/kirkwood/armada-370-db.c index 8e44ae37ad1e..b12141ad15cb 100644 --- a/sound/soc/kirkwood/armada-370-db.c +++ b/sound/soc/kirkwood/armada-370-db.c @@ -143,7 +143,7 @@ MODULE_DEVICE_TABLE(of, a370db_dt_ids); static struct platform_driver a370db_driver = { .driver = { .name = "a370db-audio", - .of_match_table = of_match_ptr(a370db_dt_ids), + .of_match_table = a370db_dt_ids, }, .probe = a370db_probe, }; -- 2.25.1