ARM: dts: imx7[d]-mba7: disable PCIe interface

Using internal PHY refclk is not supported yet.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/nxp/imx/imx7d-mba7.dts

@@ -102,7 +102,7 @@ &pcie {
 	/* probe deferral not supported */
 	/* pcie-bus-supply = <&reg_mpcie_1v5>; */
 	reset-gpio = <&gpio5 12 GPIO_ACTIVE_LOW>;
-	status = "okay";
+	status = "disabled";
 };
 
 &usbotg2 {