crypto: atmel-sha204a - Mark OF related data as maybe unused

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

  drivers/crypto/atmel-sha204a.c:129:34: error: ‘atmel_sha204a_dt_ids’ defined but not used [-Werror=unused-const-variable=]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/atmel-sha204a.c b/drivers/crypto/atmel-sha204a.c
index 4403dbb..44a185a 100644 (file)
--- a/drivers/crypto/atmel-sha204a.c
+++ b/drivers/crypto/atmel-sha204a.c
@@ -126,7 +126,7 @@ static void atmel_sha204a_remove(struct i2c_client *client)
        kfree((void *)i2c_priv->hwrng.priv);
 }
 
-static const struct of_device_id atmel_sha204a_dt_ids[] = {
+static const struct of_device_id atmel_sha204a_dt_ids[] __maybe_unused = {
        { .compatible = "atmel,atsha204", },
        { .compatible = "atmel,atsha204a", },
        { /* sentinel */ }