buildroot: add lz4 initramfs compression option

LZ4 compression is now available with 3.12 kernels offer it as an
option.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38534 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/Config.in b/Config.in
index d6fc3b4..d6573a6 100644 (file)
--- a/Config.in
+++ b/Config.in
@@ -48,6 +48,9 @@ menu "Target Images"
                        config TARGET_INITRAMFS_COMPRESSION_LZO
                                bool "lzo"
 
+                       config TARGET_INITRAMFS_COMPRESSION_LZ4
+                               bool "lz4"
+
                        config TARGET_INITRAMFS_COMPRESSION_XZ
                                bool "xz"
                endchoice