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): drivers/mmc/host/sdhci-sprd.c:723:34: warning: ‘sdhci_sprd_of_match’ defined but not used [-Wunused-const-variable=] Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> --- drivers/mmc/host/sdhci-sprd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c index 58109c5b53e2..f85171edabeb 100644 --- a/drivers/mmc/host/sdhci-sprd.c +++ b/drivers/mmc/host/sdhci-sprd.c @@ -788,7 +788,7 @@ static struct platform_driver sdhci_sprd_driver = { .driver = { .name = "sdhci_sprd_r11", .probe_type = PROBE_PREFER_ASYNCHRONOUS, - .of_match_table = of_match_ptr(sdhci_sprd_of_match), + .of_match_table = sdhci_sprd_of_match, .pm = &sdhci_sprd_pm_ops, }, }; -- 2.25.1