sparc64: Add MD5 driver making use of the 'md5' instruction.

Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/Kconfig b/crypto/Kconfig
index e7ed12a..4cb1ab0 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -354,6 +354,15 @@
 	help
 	  MD5 message digest algorithm (RFC1321).
 
+config CRYPTO_MD5_SPARC64
+	tristate "MD5 digest algorithm (SPARC64)"
+	depends on SPARC64
+	select CRYPTO_MD5
+	select CRYPTO_HASH
+	help
+	  MD5 message digest algorithm (RFC1321) implemented
+	  using sparc64 crypto instructions, when available.
+
 config CRYPTO_MICHAEL_MIC
 	tristate "Michael MIC keyed digest algorithm"
 	select CRYPTO_HASH