kernel: package the HW random core module

And update the crypto-hw-hifn-795x to use it.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 37231

package/kernel/linux/modules/crypto.mk

@@ -164,8 +164,8 @@ $(eval $(call KernelPackage,crypto-hw-geode))
 
 define KernelPackage/crypto-hw-hifn-795x
   TITLE:=HIFN 795x crypto accelerator
+  DEPENDS:=+kmod-random-core
   KCONFIG:= \
-	CONFIG_HW_RANDOM=y \
 	CONFIG_CRYPTO_DEV_HIFN_795X \
 	CONFIG_CRYPTO_DEV_HIFN_795X_RNG=y
   FILES:=$(LINUX_DIR)/drivers/crypto/hifn_795x.ko

package/kernel/linux/modules/other.mk

@@ -684,3 +684,17 @@ define KernelPacakge/ptp-gianfar/description
 endef
 
 $(eval $(call KernelPackage,ptp-gianfar))
+
+define KernelPackage/random-core
+  SUBMENU:=$(OTHER_MENU)
+  TITLE:=Hardware Random Number Generator Core support
+  KCONFIG:=CONFIG_HW_RANDOM
+  FILES:=$(LINUX_DIR)/drivers/char/hw_random/rng-core.ko
+  AUTOLOAD:=$(call AutoLoad,10,rng-core)
+endef
+
+define KernelPackage/random-core/description
+   Kernel module for the HW random number generator core infrastructure
+endef
+
+$(eval $(call KernelPackage,random-core))