brcm47xx: do not change nvram without user interaction


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37281 3c298f89-4303-0410-b956-a3cf2f4a3e73
kernel/base-files: clean up old code related to refreshing mtd partitions, it is no longer used anywhere

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37282 3c298f89-4303-0410-b956-a3cf2f4a3e73
kernel: implement automatic rootfs split from the firmware partition in linux 3.10 (disabled by default)

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37283 3c298f89-4303-0410-b956-a3cf2f4a3e73