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/mfd/wm8994-core.c:618:34: warning: ‘wm8994_of_match’ defined but not used [-Wunused-const-variable=] Signed-off-by: Krzysztof Kozlowski <k...@kernel.org> --- drivers/mfd/wm8994-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c index 3b2b93c5bbcb..d2401e99cdd6 100644 --- a/drivers/mfd/wm8994-core.c +++ b/drivers/mfd/wm8994-core.c @@ -683,7 +683,7 @@ static struct i2c_driver wm8994_i2c_driver = { .driver = { .name = "wm8994", .pm = &wm8994_pm_ops, - .of_match_table = of_match_ptr(wm8994_of_match), + .of_match_table = wm8994_of_match, }, .probe = wm8994_i2c_probe, .remove = wm8994_i2c_remove, -- 2.25.1