Have the alternative aes undefined by default,
in order not to break backwards compatability.
`MBEDTLS_CTR_DRBG_USE_128_BIT_KEY` remains defined for better usability.
Add support for CC310 CMAC driver returning
`MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED` for key size other than 128 bits,
and for crypto algorithms other than AES( e.g. DES).
Port the cc310 SHA512 driver, even though it is sw implementation.
Because the linker could not remove the cc310 sha512 implementation,
there was duplicate implementation of SHA512, without enabling
the sha512 alternative implementation.
Add support for CC310 AES driver,
returning `MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED` for key size
other than 128 bits, and for AES modes not supported by the driver.
Use `MBEDTLS_CTR_DRBG_USE_128_BIT_KEY`.
Martin Kojtal
Seppo Takalo
Ron Eldor