imx6: refresh 3.10 kernel config

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37850 3c298f89-4303-0410-b956-a3cf2f4a3e73
Config.in: improve wording for kernel/DT inclusion flags

Signed-off-by: Michael Heimpold <mhei@heimpold.de>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37851 3c298f89-4303-0410-b956-a3cf2f4a3e73
image: add hooks for kernel/DTB installation in root filesystem

Signed-off-by: Michael Heimpold <mhei@heimpold.de>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37852 3c298f89-4303-0410-b956-a3cf2f4a3e73
imx6: disable sdma until license issues are solved

Also, synchronize patches with upstream.

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37853 3c298f89-4303-0410-b956-a3cf2f4a3e73