arm64/crypto: SHA-224/SHA-256 using ARMv8 Crypto Extensions

This patch adds support for the SHA-224 and SHA-256 Secure Hash Algorithms
for CPUs that have support for the SHA-2 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/sha2-ce-core.S
Simple merge

diff --cc arch/arm64/crypto/sha2-ce-glue.c
Simple merge