ARM: dts: imx7[d]-mba7: disable USB OC on USB host and USB OTG2

USB host is an HSIC interface directly connected to a USB hub. USB OTG2
is a direct connection to Mini PCIe interface without any OC signaling.
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/imx7-mba7.dtsi

@@ -590,6 +590,7 @@ &uart7 {
 };
 
 &usbh {
+	disable-over-current;
 	status = "okay";
 };
 

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

@@ -112,6 +112,7 @@ &usbotg2 {
 	srp-disable;
 	hnp-disable;
 	adp-disable;
+	disable-over-current;
 	dr_mode = "host";
 	status = "okay";
 };