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gpio: raspberrypi-exp: mark OF related data as maybe unused

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

  drivers/gpio/gpio-raspberrypi-exp.c:237:34: error: ‘rpi_exp_gpio_ids’ defined but not used [-Werror=unused-const-variable=]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Krzysztof Kozlowski 2023-03-11 12:13:07 +01:00 committed by Bartosz Golaszewski
parent c5521bda99
commit cf67efd1ae
1 changed files with 1 additions and 1 deletions
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2
drivers/gpio/gpio-raspberrypi-exp.c
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@ -234,7 +234,7 @@ static int rpi_exp_gpio_probe(struct platform_device *pdev)
return devm_gpiochip_add_data(dev, &rpi_gpio->gc, rpi_gpio);
}
static const struct of_device_id rpi_exp_gpio_ids[] = {
static const struct of_device_id rpi_exp_gpio_ids[] __maybe_unused = {
{ .compatible = "raspberrypi,firmware-gpio" },
{ }
};