sparc64: Add SHA1 driver making use of the 'sha1' 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 a323805..167c856 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -433,6 +433,15 @@
 	  using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
 	  Extensions (AVX), when available.
 
+config CRYPTO_SHA1_SPARC64
+	tristate "SHA1 digest algorithm (SPARC64)"
+	depends on SPARC64
+	select CRYPTO_SHA1
+	select CRYPTO_HASH
+	help
+	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
+	  using sparc64 crypto instructions, when available.
+
 config CRYPTO_SHA256
 	tristate "SHA224 and SHA256 digest algorithm"
 	select CRYPTO_HASH