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nfc: trf7970a: mark OF related data as maybe unused 

The driver can be compile tested with !CONFIG_OF making certain data
unused:

  drivers/nfc/trf7970a.c:2232:34: error: ‘trf7970a_of_match’ defined but not used [-Werror=unused-const-variable=]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Reviewed-by: Mark Greer <mgreer@animalcreek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Krzysztof Kozlowski 2023-03-11 12:13:28 +01:00 committed by David S. Miller
parent 7e9aa8cad0
commit a52ed50a04
1 changed files with 1 additions and 1 deletions
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drivers/nfc/trf7970a.c
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@ -2229,7 +2229,7 @@ static const struct dev_pm_ops trf7970a_pm_ops = {
trf7970a_pm_runtime_resume, NULL)
};
static const struct of_device_id trf7970a_of_match[] = {
static const struct of_device_id trf7970a_of_match[] __maybe_unused = {
{.compatible = "ti,trf7970a",},
{},
};