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 might not be relevant here). drivers/usb/renesas_usbhs/common.c:535:34: error: ‘usbhs_of_match’ defined but not used [-Werror=unused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- drivers/usb/renesas_usbhs/common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c index 96f3939a65e2..fa34efabcccf 100644 --- a/drivers/usb/renesas_usbhs/common.c +++ b/drivers/usb/renesas_usbhs/common.c @@ -823,7 +823,7 @@ static struct platform_driver renesas_usbhs_driver = { .driver = { .name = "renesas_usbhs", .pm = &usbhsc_pm_ops, - .of_match_table = of_match_ptr(usbhs_of_match), + .of_match_table = usbhs_of_match, }, .probe = usbhs_probe, .remove = usbhs_remove, -- 2.34.1