configs: add Freescale i.MX 6SoloLite EVK support

i.MX6 SoloLite EVK is Freescale's evaluation board based on
the i.MX6 SoloLite applications processor.

This defconfig is based off Freescale "official" git repo on git.freescale.com
and SW release 3.0.35_4.1.0.

[Peter: comment defconfig]
Signed-off-by: Gilles Talis <gilles.talis@gmail.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
configs: add Freescale SABRE-SD board support

SABRE Board for Smart Devices (SABRE-SD) is Freescale's evaluation board
based on the i.MX 6Quad ARM Cortex-A9 applications processor.

This defconfig is based off Freescale "official" git repo on git.freescale.com
and SW release 3.0.35_4.1.0.

[Peter: add comments to defconfig]
Signed-off-by: Gilles Talis <gilles.talis@gmail.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>