arm64/crypto: AES using ARMv8 Crypto Extensions

This patch adds support for the AES symmetric encryption algorithm for CPUs
that have support for the AES part of the ARM v8 Crypto Extensions.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --cc arch/arm64/crypto/Kconfig
Simple merge

diff --cc arch/arm64/crypto/Makefile
Simple merge

diff --cc arch/arm64/crypto/aes-ce-cipher.c
Simple merge