imx6qpsabresd: Add imx6qp-sabresd-ldo-pcie-cert device tree
In order to pass the pcie gen2 compliance tests on imx6qp sd revb
board, add one standalone imx6qp sd ldo pcie dtb
- disalbe fec/sata, because that the fec/sata can't work
when pll6 is in bypass mode.
NOTE: Bypass mode of pll6 is mandatory required when
external oscillator is used as pcie ref clk.
Signed-off-by: Lauren Post <lauren.post@nxp.com> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>