powerpc/crypto: Build files for the nx device driver

These files support configuring and building the nx device driver.

Signed-off-by: Kent Yoder <key@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

arch/powerpc/Makefile

@@ -149,6 +149,7 @@ core-$(CONFIG_KVM) 		+= arch/powerpc/kvm/
 core-$(CONFIG_PERF_EVENTS)	+= arch/powerpc/perf/
 
 drivers-$(CONFIG_OPROFILE)	+= arch/powerpc/oprofile/
+drivers-$(CONFIG_CRYPTO_DEV_NX) += drivers/crypto/nx/
 
 # Default to zImage, override when needed
 all: zImage

drivers/crypto/Kconfig

@@ -295,4 +295,21 @@ config CRYPTO_DEV_TEGRA_AES
 	  To compile this driver as a module, choose M here: the module
 	  will be called tegra-aes.
 
+config CRYPTO_DEV_NX
+	tristate "Support for Power7+ in-Nest cryptographic accleration"
+	depends on PPC64 && IBMVIO
+	select CRYPTO_AES
+	select CRYPTO_CBC
+	select CRYPTO_ECB
+	select CRYPTO_CCM
+	select CRYPTO_GCM
+	select CRYPTO_AUTHENC
+	select CRYPTO_XCBC
+	select CRYPTO_SHA256
+	select CRYPTO_SHA512
+	help
+	  Support for Power7+ in-Nest cryptographic acceleration. This
+	  module supports acceleration for AES and SHA2 algorithms. If you
+	  choose 'M' here, this module will be called nx_crypto.
+
 endif # CRYPTO_HW

drivers/crypto/nx/Makefile

@@ -0,0 +1,11 @@
+obj-$(CONFIG_CRYPTO_DEV_NX) += nx-crypto.o
+nx-crypto-objs := nx.o \
+		  nx_debugfs.o \
+		  nx-aes-cbc.o \
+		  nx-aes-ecb.o \
+		  nx-aes-gcm.o \
+		  nx-aes-ccm.o \
+		  nx-aes-ctr.o \
+		  nx-aes-xcbc.o \
+		  nx-sha256.o \
+		  nx-sha512.o