ar71xx: enable MTD_SPLIT_LZMA_FW option

It will be used for Compex devices.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39388 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/ar71xx/config-3.10

@@ -220,6 +220,7 @@ CONFIG_MTD_PHYSMAP=y
 CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-2
 CONFIG_MTD_REDBOOT_PARTS=y
 CONFIG_MTD_SPLIT_FIRMWARE=y
+CONFIG_MTD_SPLIT_LZMA_FW=y
 CONFIG_MTD_SPLIT_SEAMA_FW=y
 CONFIG_MTD_SPLIT_SQUASHFS_ROOT=y
 CONFIG_MTD_SPLIT_UIMAGE_FW=y