crypto: CRYPTO_DEV_ATMEL_AES should depend on HAS_DMA

If NO_DMA=y:

    ERROR: "dma_unmap_sg" [drivers/crypto/atmel-aes.ko] undefined!
    ERROR: "dma_map_sg" [drivers/crypto/atmel-aes.ko] undefined!

Add a dependency on HAS_DMA to fix this.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/Kconfig

@@ -381,6 +381,7 @@ config CRYPTO_DEV_BFIN_CRC
 
 config CRYPTO_DEV_ATMEL_AES
 	tristate "Support for Atmel AES hw accelerator"
+	depends on HAS_DMA
 	depends on AT_XDMAC || AT_HDMAC || COMPILE_TEST
 	select CRYPTO_AES
 	select CRYPTO_AEAD