The driver references of_device_id table via of_match_device() so it will be unused for !CONFIG_OF builds:
drivers/mfd/twl6030-irq.c:359:34: warning: ‘twl6030_of_match’ defined but not used [-Wunused-const-variable=] Signed-off-by: Krzysztof Kozlowski <k...@kernel.org> --- drivers/mfd/twl6030-irq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c index aff2dfbf3bf9..97af6c2a6007 100644 --- a/drivers/mfd/twl6030-irq.c +++ b/drivers/mfd/twl6030-irq.c @@ -356,7 +356,7 @@ static const struct irq_domain_ops twl6030_irq_domain_ops = { .xlate = irq_domain_xlate_onetwocell, }; -static const struct of_device_id twl6030_of_match[] = { +static const struct of_device_id twl6030_of_match[] __maybe_unused = { {.compatible = "ti,twl6030", &twl6030_interrupt_mapping}, {.compatible = "ti,twl6032", &twl6032_interrupt_mapping}, { }, -- 2.25.1