kernel: make the kernel 3.18 patches apply and boot on arm.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43095 3c298f89-4303-0410-b956-a3cf2f4a3e73
kernel: add generic config for kernel 3.18

There are still many options missing.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43096 3c298f89-4303-0410-b956-a3cf2f4a3e73