Revert "Merge remote-tracking branch 'upstream/boundary-imx_3.10.17_1.0.1_ga' into boundary-wand-imx_3.10.17_1.0.1_ga-rt"

This reverts commit e521571741619717399e88fe1e68f670cc10de11, reversing
changes made to 5543ad81ce9d2cf5f156bce4a02619b1402c16ee.
fec: Add disable_giga parameter to force 10/100 operation

Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
Revert "DT:imx6qdl: Pad SD2_DAT3 should have pull-down"

This reverts commit 5b15e9c5e96e25af6d278fdfbbbe0aac5fd04026.

The WL12xx driver doesn't like using this setting.
remove RT configs from non-RT defconfig.