crypto: ux500: hash: HMAC (sha1/sha256) support

- HMAC (sha1/sha256) support to the hash driver.
- Empty message fix

ST-Ericsson ID: 348475
ST-Ericsson Linux next: Not tested, ER 320876
ST-Ericsson FOSS-OUT ID: Trivial

Change-Id: I38961f4e8c1af927ad650743a74ebcf1e8ab4ad4
Signed-off-by: Berne Hebark <berne.hebark@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/25652
Reviewed-by: QATOOLS
Reviewed-by: QATEST
Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com>
2 files changed