add missing option, enable hw rng

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>

SVN-Revision: 38722

target/linux/omap/config-default

@@ -240,6 +240,8 @@ CONFIG_HIGHMEM=y
 CONFIG_HOTPLUG_CPU=y
 CONFIG_HWMON=y
 CONFIG_HW_CONSOLE=y
+CONFIG_HW_RANDOM=y
+CONFIG_HW_RANDOM_OMAP=y
 CONFIG_HZ_FIXED=0
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
@@ -341,6 +343,8 @@ CONFIG_MTD_DATAFLASH=y
 # CONFIG_MTD_DATAFLASH_WRITE_VERIFY is not set
 CONFIG_MTD_NAND=y
 CONFIG_MTD_NAND_BCH=y
+# CONFIG_MTD_NAND_OMAP_BCH4 is not set
+CONFIG_MTD_NAND_OMAP_BCH8=y
 CONFIG_MTD_NAND_ECC=y
 CONFIG_MTD_NAND_ECC_BCH=y
 CONFIG_MTD_NAND_OMAP2=y