This adds some updates to the PCIe driver and refreshed the config.

Most of these changes are done in preparation for mainling it.

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


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43545 3c298f89-4303-0410-b956-a3cf2f4a3e73